CN106863849A - RTM mold - Google Patents
RTM mold Download PDFInfo
- Publication number
- CN106863849A CN106863849A CN201710157699.6A CN201710157699A CN106863849A CN 106863849 A CN106863849 A CN 106863849A CN 201710157699 A CN201710157699 A CN 201710157699A CN 106863849 A CN106863849 A CN 106863849A
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- Prior art keywords
- core
- accommodating chamber
- base plate
- mould
- guide rod
- 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.)
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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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
- B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/442—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with mechanical ejector or drive means therefor
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/76—Cores
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The embodiment of the invention discloses RTM mold, it is related to resin transfer molding technical field, the RTM mold includes：Base plate, paving mould, core, injecting glue pipeline, go out plastic pipe and core liftout attachment.Wherein, paving mould is arranged on the top of base plate, and is detachably fixed with base plate and is connected；Paving mould surrounds accommodating chamber each other with base plate；Core is arranged in accommodating chamber；Injecting glue pipeline, connects accommodating chamber, for injecting glue in accommodating chamber；Go out plastic pipe, connect accommodating chamber, for discharging the glue overflowed in accommodating chamber；Core liftout attachment includes guide rod and the sliding block being set on guide rod；Guide rod is vertically provided on core, and is detachably fixed with core and is connected；Sliding block can be slided up and down along guide rod.The beneficial effect of the embodiment of the present invention is that the mode for employing sliding block shock departs from core, solves the problems, such as that what is existed during demoulding in the prior art is difficult to withdrawing pattern without impetus, realizes the smooth demoulding of baroque composite material structural member.
Description
Technical field
The present invention relates to RTM (Resin Transfer Molding, resin transfer molding) technical field, more particularly to one
Plant the RTM mold for being easy to the demoulding.
Background technology
As the cost of composite is gradually reduced and forming method reaches its maturity, it is in fields such as aviation, automobiles
Application it is more and more, central wing box, undercarriage connecting rod, framework of the integral body of BMW of such as aircraft etc. are all used
Composite.
Because the drilling of composite or metal bolts connection can substantially reduce its structural stability and service life, because
This, the stability and service life of the composite material structural member of integrated global formation are better than split type composite structure
Part.
Realize it is of the invention during, inventor is had found in the prior art for manufacturing baroque composite knot
The mould of component at least has that the demoulding is difficult, gum outlet has that dry spot, injecting glue are uneven, there have region to occur to be poor.
The content of the invention
Readily it is used to manufacture composite material structural member it is an object of the invention to provide a kind of demoulding, is tied particularly for manufacture
The RTM mold of the complicated composite material structural member of structure.
A kind of one side according to embodiments of the present invention, there is provided RTM mold, including：Base plate, paving mould, core, note
Plastic pipe, go out plastic pipe and core liftout attachment；The paving mould is arranged on the top of the base plate, and removable with the base plate
Unload and be fixedly connected；The paving mould surrounds accommodating chamber each other with the base plate；The core is arranged in the accommodating chamber；
The injecting glue pipeline, connects the accommodating chamber, for injecting glue in the accommodating chamber；It is described go out plastic pipe, connection is described
Accommodating chamber, for discharging the glue overflowed in the accommodating chamber；The core liftout attachment includes guide rod and is set in described leading
Sliding block on bar；The guide rod is vertically provided on the core, and is detachably fixed with the core and is connected；The sliding block can
Slided up and down with along the guide rod.
Further, described RTM mold, wherein, the sliding block is provided with through hole, the through hole with diameter greater than guide rod
The diameter of cross section so that guide rod can be penetrated in the through hole.
Further, described RTM mold, the outer wall of one end that the guide rod is connected with the core is provided with negative thread；
The core is provided with shrinkage pool, the geomery phase of one end that the geomery of the shrinkage pool is connected with the shrinkage pool and guide rod
Match somebody with somebody, the inwall of the shrinkage pool is provided with the pin thread matched with the negative thread.
Further, described RTM mold, the core is for one piece of global formation or by multiple independent fritter split groups
Into；When the core is made up of multiple independent fritter splits, the shrinkage pool is respectively provided with each fritter.
Further, described RTM mold, the paving mould includes surrounding the periphery mould of the accommodating chamber and is covered in described
Backform on the mould of periphery；The periphery mould is fixedly connected using dismountable connected mode with the base plate；The backform is adopted
It is fixedly connected with the periphery mould and base plate respectively with dismountable connected mode.
Further, described RTM mold, wherein, it is provided with alignment pin above the base plate；The backform be provided with
The corresponding location hole of the alignment pin position.
Further, described RTM mold, wherein, screwed hole is provided with the periphery mould, it is provided with spiral shell in the screwed hole
Bolt, gasket seal is arranged with the bolt；Sealing strip is provided between the periphery mould and the base plate.
Further, described RTM mold, wherein, the RTM mold is used to prepare A type structural members；The periphery mould includes
Three left moulds for mutually surrounding A type accommodating chambers, right mould and lower moulds；The core is A core dies, and the A core dies are in shape, chi
The very little A types matched with the A types accommodating chamber.
Further, described RTM mold, wherein, the injecting glue pipeline, its set location is close to or at the accommodating chamber
Central area；It is described go out plastic pipe, fringe region of its set location close to or at the accommodating chamber.
Further, described RTM mold, wherein, oily heating pipe is equipped with the base plate, the oily heating pipe is used
In being passed through high temperature rail oil to realize the heating to base plate；The base plate lower section is fixedly installed base.
The beneficial effect of the embodiment of the present invention is, on the one hand, the mode for employing sliding block shock departs from core, solves
What is existed during demoulding in the prior art is difficult to the problem of withdrawing pattern without impetus, realizes baroque composite knot
The smooth demoulding of component；On the other hand, because core to be divided into the parting skills of polylith, further avoid that volume is larger to answer
The problem of withdrawing pattern is difficult to present in condensation material structural member knockout course, realizes that volume is larger, baroque composite
The smooth demoulding of structural member；Another further aspect, employ the mode of middle injecting glue periphery plastic emitting, it is to avoid zone line easily occurs poor
The problem of glue.
Brief description of the drawings
Fig. 1 is the overall structure diagram of RTM mold provided in an embodiment of the present invention；
Fig. 2 is the structural representation removed after backform of RTM mold provided in an embodiment of the present invention；
Fig. 3 is the structural representation removed after left mould of RTM mold provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the core liftout attachment of RTM mold provided in an embodiment of the present invention；
Fig. 5 is the structural representation of the core of RTM mold provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to specific embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright scope.Additionally, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Before the present invention is introduced, introduce RTM techniques first, RTM (Resin Transfer Molding) be by
The process of reinforcing material and curing molding is infiltrated in resin injection Guan Bi mould, is suitable to multi items, middle batch, high-quality elder generation
Enter composite shaping.Pleased both parties because the technique has, thickness control accuracy is high, pollution less, fiber volume fraction it is high etc. excellent
Point, is at present the inexpensive conventional composite integral shaping method of in the market.
For baroque composite material structural member, such as A types structural member or other are irregular or with multiple acute angles
How the composite material structural member in region etc., after the completion of injecting glue, smoothly realize that the demoulding of the structural member is of the prior art
A great problem.In addition, during injecting glue, how to design injecting glue pipeline to ensure the uniform colloid of structural member, no region goes out
Existing poor glue is also technical problem urgently to be resolved hurrily in the prior art.
Fig. 1 is referred to, Fig. 1 is the overall structure diagram of RTM mold provided in an embodiment of the present invention.As shown in figure 1,
In the present embodiment, RTM mold includes base plate 1, paving mould 2, core 3, injecting glue pipeline 4, goes out plastic pipe 5 and core liftout attachment 6.
Paving mould 2 is arranged on the top of base plate 1, and the lower surface of paving mould 2 is attached at the upper surface of base plate 1.Paving mould 2
It is fixedly connected with base plate 1 using dismountable mode.So-called dismountable mode be paving mould 2 can after the completion of injecting glue, from
Disassembled on base plate 1 and separated with base plate 1.Dismountable mode can be connect or pin connection using being threadedly coupled, being bonded.For example,
During using threaded connection, screwed hole 210 is provided with paving mould 2 and base plate 1, by way of bolt 211 inserts screwed hole 210
So that paving mould 2 is fixedly connected with base plate 1.
Paving mould 2 surrounds accommodating chamber 7 each other with base plate 1.Paving mould 2 forms one after being fixedly connected with base plate 1
Closed accommodating chamber 7.The accommodating chamber 7 is used to accommodate glue, fibrage and core 3.The shape of core 3 can be according to answering for being prepared
The shape of condensation material structural member and set.Such as Fig. 4 is the structural representation of the core 3 of RTM mold provided in an embodiment of the present invention
Figure.Being shaped as of core 3 shown in Fig. 4 prepares the core 3 used during A type structural members, and protection scope of the present invention is not received
The limitation of the shape of the A type structural members shown in Fig. 4.
The structural representation removed after backform 22 that Fig. 2,3, Fig. 2 are RTM molds provided in an embodiment of the present invention is referred to,
Fig. 3 is the structural representation removed after left mould 202 of RTM mold provided in an embodiment of the present invention.Injecting glue pipeline 4 connects accommodating chamber
7, injecting glue pipeline 4 is used for injecting glue in accommodating chamber 7.Go out plastic pipe 5 connection accommodating chamber 7, go out plastic pipe 5 for discharge receiving
The glue overflowed in chamber 7.In another embodiment, the set location of injecting glue pipeline 4 is close to or at accommodating chamber 7
Central area；Go out the fringe region of the set location close to or at accommodating chamber 7 of plastic pipe 5.It is preparation A type knots shown in Fig. 2
The injecting glue pipeline 4 that is used during component and go out plastic pipe 5, as shown in Fig. 2 when A type structural members are prepared, injecting glue pipeline 4 is set
At the center of A types accommodating chamber 7, go out plastic pipe 5 and be arranged on around A types accommodating chamber 7.The position at three angles of A types accommodating chamber 7 is each
Set gum outlet upward go out plastic pipe 5 and gum outlet it is directed downwardly go out plastic pipe 5.It should be noted that going out sebific duct
The set location in road 5 is not limited to the position shown in accompanying drawing of the present invention, and the set location that multiple goes out plastic pipe 5 can be exchanged,
As long as using this technological means that can avoid occurring dry spot, poor glue problem in the middle of complex structural member of plastic emitting around middle injecting glue
Within protection scope of the present invention.
Fig. 4 is referred to, Fig. 4 is the structural representation of the core liftout attachment 6 of RTM mold provided in an embodiment of the present invention.
As shown in figure 4, core liftout attachment 6 includes guide rod 61 and the sliding block 62 being set on guide rod 61.Guide rod 61 is vertically provided at core
On mould 3, and it is fixedly connected using dismountable mode with core 3.Dismountable mode can using threaded connection, be bonded connect or
Pin connection.Sliding block 62 can be slided up and down along guide rod 61.Specifically, guide rod 61 is an elongated cylinder, and sliding block 62 can
Think the rule geometrical body such as square, cuboid, spheroid or other irregular geometrical bodies, sliding block 62 can be along guide rod 61
Clashed into top from lower end, make guide rod produce certain impulsive force to force core 3 to be deviate from from unitary mould.The material of sliding block 62
Can be using the larger material of density, such as metallic aluminium, copper, iron, lead etc. can so cause sliding block 62 from the lower end of guide rod 61
When being raised to top, enough impulsive forces are produced so that composite wood of the core 3 under the shock again and again of sliding block 62 with coagulation forming
Material structural member is separated.
Operation principle of the present embodiment introduced below during the entire process of composite material structural member is prepared.
Paving fibrage：The paving fibrage on paving mould 2.Specifically, when paving mould 2 includes surrounding the week of accommodating chamber 7
When side mould 21 and the backform 22 being covered on periphery mould 21, inner peripheral surface respectively in periphery mould 21, the lower surface of backform 22
And fibrage is respectively laid in the upper surface of base plate 1.
Matched moulds：Core 3 is combined with paving mould 2 and base plate 1, and using removable connector to paving mould 2 and bottom
Plate 1 is fastened..
Air tightness test：The air-tightness of testing mould, the decline of vacuum meter reading may not exceed 0.017MPa in 5min.
Injecting glue：The glue of composite is passed through in injecting glue pipeline 4, glue is flowed into accommodating chamber 7 along injecting glue pipeline 4,
After the space in accommodating chamber 7 is full of glue, unnecessary glue pours in out plastic pipe 5, and is overflowed along plastic pipe 5 is gone out.
De- paving mould 2：After glue coagulation forming in chamber to be accommodated 7, paving mould 2 is disassembled with from base plate 1, it is real
Existing paving mould 2 is separated with the composite material structural member of coagulation forming.
Depoling mould 3：After paving mould 2 departs from, the core 3 in accommodating chamber 7 is exposed and.By core liftout attachment 6 and core 3
After being fixedly connected, sliding block 62 is clashed into from the lower end of guide rod 61 to upper end, repeat sliding slider 62 and clash into guide rod top one after another
End, core 3 can be shifted under the kinetic energy for clashing into, so as to realize that core 3 is separated with the composite material structural member of coagulation forming.
The beneficial effect of the present embodiment：The mode that the embodiment of the present invention employs the shock of sliding block 62 departs from core 3, solves
What is existed during demoulding in the prior art is difficult to the problem of withdrawing pattern without impetus.It should be noted that invention is implementing this
During invention, silastic material has initially been selected as core 3, because this material is easy in the demoulding, but experimentation
It was found that easily there is poor glue in zone line in the core 3 of silastic material.Therefore, in the present invention is implemented, core 3 employs gold
Category material, but because metal material is easier to be bonded with the composite material structural member of coagulation forming relative to silastic material, be
The smooth demoulding of core 3 and composite material structural member is realized, devises this special tool(s) of core liftout attachment 6 to clash into
Method carries out the demoulding of core 3.
Specifically, in one particular embodiment of the present invention, on the basis of foregoing embodiment, set on sliding block 62
There is a through hole 621, the diameter of the cross section with diameter greater than guide rod 61 of through hole 621 so that guide rod 61 can be penetrated in through hole 621,
So as to realize that sliding block 62 is slided up and down along guide rod 61.
Specifically, in another specific embodiment of the invention, in depoling mould 3, using drilling tool on core 3
The shrinkage pool 31 with pin thread on an inwall is got, the outer wall of the one end being connected with core 3 on guide rod 61 is provided with and positive spiral shell
The negative thread of line matching.Guide rod 61 is provided with the shrinkage pool 31 that one end of negative thread is screwed on core 3, realization can with core 3
Dismounting is fixedly connected.
Fig. 5 is the structural representation of the core of RTM mold provided in an embodiment of the present invention.
When the composite material structural member small volume for needing to prepare, core 3 can be a piece of global formation, work as needs
When the composite material structural member volume of preparation is larger, in another specific embodiment of the invention, core 3 can be by multiple only
Vertical fritter split composition.When starting depoling mould 3, previously described shrinkage pool 31 is dug on each fritter, ejected using core
Device 6 is by the Pork-pieces disengaging of whole core 3, it is to avoid because the volume of core 3 causes greatly very much the impulsive force of sliding block 62 not difficult enough
With the problem of the demoulding.
In another specific embodiment of the invention, paving mould 2 includes surrounding the periphery mould 21 of accommodating chamber 7 and is covered in
Backform 22 on periphery mould 21.Periphery mould 21 is fixedly connected using dismountable connected mode with base plate 1.Backform 22 is used can
The connected mode of dismounting is fixedly connected with periphery mould 21 and base plate 1 respectively.Specifically, backform 22 and periphery mould 21 and base plate 1
Can be by the way of connecting utricle+threaded connection：The position contacted with backform 22 on base plate 1 is provided with alignment pin 10 or periphery mould
21 positions contacted with backform 22 are provided with alignment pin 10, and backform 22 is provided with the location hole corresponding with the position of alignment pin 10
20.Before injecting glue, periphery mould 21 is fixedly connected with base plate 1, core 3 is positioned over into periphery mould 21 afterwards forms with base plate 1
Accommodating chamber 7 in, finally backform 22 is covered on periphery mould 21, and backform 22 is consolidated with periphery mould 21 and base plate 1 respectively
Fixed connection.When de- paving mould 2, first backform 22 is separated with paving mould 2 and base plate 1, then periphery mould 21 is torn open with from base plate 1
Unload down, so as to realize that whole paving mould 2 is separated with the composite material structural member of coagulation forming.
In another specific embodiment of the invention, it is provided with periphery mould 21 in screwed hole 210, screwed hole 210 and is set
There is bolt 211, gasket seal 212 is arranged with bolt 211, sealing strip 8 is provided between periphery mould 21 and base plate 1.Sealing gasket
The effect of piece 212 and sealing strip 8 is to prevent during injecting glue or glue overflows after injecting glue.
When RTM mold is used to prepare A type structural members, in another specific embodiment of the invention, periphery mould 21 is wrapped
Include three left moulds 202 for mutually surrounding A types accommodating chamber 7, right mould 202 and lower mould 203 (referring to Fig. 2)；Core 3 is A core dies 3, A
The A types that core die 3 matches in shape, size and A types accommodating chamber 7.
In another specific embodiment of the invention, oily heating pipe 9 is equipped with base plate 1, oily heating pipe 9 is used for
High temperature rail oil is passed through to realize the heating to base plate 1.Oily heating pipe 9 is provided with oil inlet and oil-out, oil inlet and goes out
Hydraulic fluid port connects oil temperature machine.After the completion of injecting glue, open warm oil machine and mould is heated, heating and temperature control is 90-110
Degree left and right, preferably controls at 100 degree.In order to temperature control is more accurate, thermocouple can be sticked in the outer surface of mould, with
Detection temperature changes.It was incubated 2 as a child, natural cooling.In heating, high temperature rail oil flows into oily heating pipe 9 from oil temperature machine
Oil inlet, flow through after whole oil heating pipe 9 from oil-out discharge, then flow back to oil temperature machine, realize the recyclable profit of rail oil
With.The mode that the present embodiment employs oil heating is heating and curing, and makes programming rate faster, more saves solidification cost.
In another specific embodiment of the invention, the lower section of base plate 1 is fixedly installed base 100.The effect of base 100
Be for gum outlet it is directed downwardly go out plastic pipe 5 be fixedly connected, and mould carrying fork truck etc..When RTM mold is used to prepare A
During type structural member, the quantity of base 100 could be arranged to 3, and this 3 bases 100 are separately positioned on 3 ends of A types.
It should be appreciated that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, without being construed as limiting the invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent, improvement etc., should be included within the scope of the present invention.Additionally, appended claims purport of the present invention
In the whole changes covered in the equivalents for falling into scope and border or this scope and border and repair
Change example.
Claims (10)
1. a kind of RTM mold, it is characterised in that including：Base plate (1), paving mould (2), core (3), injecting glue pipeline (4), plastic emitting
Pipeline (5) and core liftout attachment (6)；
The paving mould (2) is arranged on the top of the base plate (1), and is detachably fixed with the base plate (1) and is connected；
Accommodating chamber (7) is formed after the paving mould (2) and the base plate (1) matched moulds；The accommodating chamber (7) is for accommodating fibrage
With the core (3)；
The injecting glue pipeline (4), connects the accommodating chamber (7), for injection glue in the accommodating chamber (7)；
It is described go out plastic pipe (5), the accommodating chamber (7) is connected, for discharging the glue overflowed in the accommodating chamber (7)；
The core liftout attachment (6) includes guide rod (61) and the sliding block (62) being set on the guide rod (61)；
The guide rod (61) is vertically provided on the core (3), and is detachably fixed with the core (3) and is connected；
The sliding block (62) can be slided up and down along the guide rod (61).
2. RTM mold according to claim 1, wherein,
The sliding block (62) is provided with through hole (621), the cross section with diameter greater than guide rod (61) of the through hole (621) it is straight
Footpath so that guide rod (61) can be penetrated in the through hole (621).
3. RTM mold according to claim 1, wherein,
The outer wall of one end that the guide rod (61) is connected with the core (3) is provided with negative thread；
The core (3) is provided with shrinkage pool (31), the geomery of the shrinkage pool (31) and the shrinkage pool (31) and guide rod (61) phase
The geomery of one end of connection matches, and the inwall of the shrinkage pool (31) is provided with the positive spiral shell matched with the negative thread
Line.
4. RTM mold according to claim 3, wherein,
The core (3) constitutes for one piece of global formation or by multiple independent fritter splits；
When the core (3) is made up of multiple independent fritter splits, the shrinkage pool (31) is respectively provided with each fritter.
5. RTM mold according to claim 1, wherein, the paving mould (2) is including surrounding week of the accommodating chamber (7)
Side mould (21) and the backform (22) being covered on the periphery mould (21)；
The periphery mould (21) is fixedly connected using dismountable connected mode with the base plate (1)；
The backform (22) is fixedly connected with the periphery mould (21) and base plate (1) respectively using dismountable connected mode.
6. RTM mold according to claim 5, wherein, it is provided with alignment pin (10) above the base plate (1)；It is described
Backform (22) is provided with the location hole (20) corresponding with the alignment pin (10) position.
7. RTM mold according to claim 5, wherein, screwed hole (210) is provided with the periphery mould (21), it is described
Bolt (211) is provided with screwed hole (210), gasket seal (212) is arranged with the bolt (211)；
Sealing strip (8) is provided between the periphery mould (21) and the base plate (1).
8. RTM mold according to claim 5, wherein, the RTM mold is used to prepare A type structural members；
The periphery mould (21) includes three left moulds (202) for mutually surrounding A types accommodating chamber (7), right mould (202) and lower moulds
(203)；
The core (3) is A core dies (3), and the A core dies (3) match in shape, size and the A types accommodating chamber (7)
A types.
9. the RTM mold according to claim any one of 1-8, wherein,
The injecting glue pipeline (4), central area of its set location close to or at the accommodating chamber (7)；
It is described go out plastic pipe (5), fringe region of its set location close to or at the accommodating chamber (7).
10. the RTM mold according to claim any one of 1-8, wherein,
Oily heating pipe (9) is equipped with the base plate (1), the oily heating pipe (9) is for being passed through high temperature rail oil with reality
Now to the heating of base plate (1)；
Base plate (1) lower section is fixedly installed base (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157699.6A CN106863849B (en) | 2017-03-16 | 2017-03-16 | RTM mold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157699.6A CN106863849B (en) | 2017-03-16 | 2017-03-16 | RTM mold |
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| CN106863849A true CN106863849A (en) | 2017-06-20 |
| CN106863849B CN106863849B (en) | 2018-12-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932934A (en) * | 2017-11-27 | 2018-04-20 | 中国直升机设计研究所 | A kind of composite material blade Prefabricated part forming die and composite material blade prefabricated component |
| CN109648888A (en) * | 2018-12-27 | 2019-04-19 | 中国航空工业集团公司基础技术研究院 | A kind of composite material cavity box section liquid condition shaping method |
| CN113276435A (en) * | 2021-05-31 | 2021-08-20 | 济南大学 | Carbon-fibre composite hot-pressing sintering equipment can be regulated and control to structural gradient |
| CN116851651A (en) * | 2023-08-15 | 2023-10-10 | 无锡锡南科技股份有限公司 | Motor casing combined type air passage core and core manufacturing method |
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