CN207711419U - A kind of processing core model of leaf grating and carbon fibre composite leaf grating - Google Patents
A kind of processing core model of leaf grating and carbon fibre composite leaf grating Download PDFInfo
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- CN207711419U CN207711419U CN201721920568.0U CN201721920568U CN207711419U CN 207711419 U CN207711419 U CN 207711419U CN 201721920568 U CN201721920568 U CN 201721920568U CN 207711419 U CN207711419 U CN 207711419U
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- Prior art keywords
- combination block
- leaf grating
- processing core
- insert
- core model
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Abstract
The utility model is related to air equipment fields, and in particular to the processing core model of a kind of leaf grating and carbon fibre composite leaf grating.The surface of this leaf grating thickness direction one end is first surface, the surface of the leaf grating thickness direction other end is second surface, there are multiple holes on leaf grating, the one end in hole is located at first surface, the other end in hole extends to second surface along curve, hole is obtained from being molded as assembling die, and assembling die includes processing core model.The processing core model of carbon fibre composite leaf grating provided by the utility model can reduce demoulding difficulty, reduce the adverse effect that the structure in hole on leaf grating brings the knockout course of carbon fibre composite leaf grating in process for processing above-mentioned leaf grating.
Description
Technical field
The utility model is related to air equipment field, the processing core of especially a kind of leaf grating and carbon fibre composite leaf grating
Mould.
Background technology
Leaf grating is the important part on aircraft.One end of leaf grating thickness direction be first surface, leaf grating thickness direction it is another
One end is second surface, on leaf grating there are multiple holes, the one end in hole to extend to first surface, the other end extends to second surface.
Hole extends along curve so that leaf grating in the prior art can not pass through mold straight forming.
Aircraft leaf grating in the prior art is made up of metal material, and manufacturing process is to be carried out substantially by mold first
Molding, is then machined out the hole on leaf grating, makes hole final molding, to meet the structural requirement of leaf grating.
With advances in technology, the material comprehensive performance of metal produces larger gap with carbon fibre composite, adopts
The leaf grating made of carbon fibre composite has the excellent performance that traditional metal leaf grating cannot match in excellence or beauty.But it is compound in carbon fiber
In the process of material leaf grating, the molding in hole can not be carried out using machining to carbon fibre composite, and if directly adopting
Be molded with a mold, the structure in hole brings difficulty to demoulding again, especially for certain structure hole leaf grating (such as：Hole
Each cross section it is equal sized；Or the middle part size in hole is big, the structures such as size is small by two close end), using traditional mold
It will lead to not demould.
Utility model content
The goal of the invention of the utility model is：In view of the problems of the existing technology, a kind of leaf grating and carbon fiber are provided
The processing core model of composite material leaf grating, to solve the release problems faced in carbon fibre composite leaf grating process.
To achieve the goals above, the technical solution adopted in the utility model is：
A kind of leaf grating, the surface of thickness direction one end are first surface, and the surface of the leaf grating thickness direction other end is the
There are on leaf grating multiple holes, the one end in hole to be located at first surface on two surfaces, and the other end in hole extends to second surface along curve,
Hole is obtained from being molded as assembling die, and assembling die includes processing core model, has on processing core model and is adapted to hole shape
Molded surface.
A kind of processing core model of carbon fibre composite leaf grating is molded for processing above-mentioned leaf grating, including molding assembly
There is the molded surface with the shape adaptation in hole, molded surface with carbon fibre composite for contacting on component；Molding assembly
Including the first combination block, the second combination block and demoulding insert, demoulding insert can be set to the first combination block and the second combination block it
Between, and it is spliced to form molded surface with the first combination block and the second combination block；Demould insert, the first combination block and the second combination block
When being spliced to form molded surface, demoulding insert can be slided along the second surface of leaf grating to the direction of first surface；Demould insert
It is arranged to, around molded surface when wrap carbon fiber composite material, if sliding demoulding insert, makes demoulding insert and first group
Block and the separation of the second combination block are closed, then can make the first combination block and the second combination block activity, so that the first combination block and second
Combination block is detached with carbon fibre composite.
In processing, the first combination block, the second combination block and demoulding insert is set to be stitched together, and form molded surface,
The raw material sheet of wrap carbon fiber composite material around molded surface, then will processing core model and carbon fibre composite one
It rises and is installed on assembling die.Suitable pressure and temperature load is applied to assembling die and carbon fibre composite, makes carbon fiber
The raw material sheet solidification for tieing up composite material, to form the hole on leaf grating in the location of processing core model.
When demoulding, demoulding insert is made to be detached with the first combination block and the second combination block first, in the position residing for demoulding insert
Set and produce gap, to reserve enough activity spaces for the first combination block and the second combination block so that the first combination block and
Second combination block can be detached with molding carbon fibre composite.
Further include locating piece as the preferred embodiment of the utility model, molding assembly is connected with locating piece.
The design of locating piece is advantageously implemented on the corresponding position that processing core model is installed on assembling die, so that it is determined that
The position in the hole on leaf grating.
As the preferred embodiment of the utility model, locating piece includes bolt.
The locating piece of bayonet fashion, simple in structure, accurate positioning, stable connection.
As the preferred embodiment of the utility model, accommodating space is formed on molding assembly, locating piece is placed in accommodating space.
Locating piece is placed in the accommodating space on molding assembly, and generation between locating piece and molded surface is avoided to contact, from
And advantageously ensure that the Forming Quality in leaf grating hole after molding.
As the preferred embodiment of the utility model, demoulding insert includes the first insert and the second insert, the first combination block, the
Accommodating space is formed between two combination blocks, the first insert and the second insert.
Specifically, when producing the processing core model, the basic structure of processing core model can be first produced according to the shape in hole,
Then the basic structure is decomposed, which is decomposed into the first combination block, the second combination block, the first insert, the second insert
And central block, central block are not connected with molded surface.After disassembly, remove central block, formed at the location of central block place
Accommodating space, for accommodating locating piece.The production for realizing processing core model in this way, has the advantage that：It can ensure
The precision of molded surface；Locating piece can individually produce, and advantageously reduce the cost and difficulty of processing of processing core model.
As the preferred embodiment of the utility model, the first combination block is equipped with the first locating slot being adapted to locating piece, the
Two combination blocks are equipped with the second locating slot being adapted to locating piece.
The design of first locating slot and the second locating slot so that in splicing processing core model each time, the knot of molded surface
Structure can remain unchanged, to ensure the machining accuracy in hole on leaf grating.
In conclusion by adopting the above-described technical solution, the utility model has the beneficial effects that：
1. demoulding of the leaf grating in mold molding can be realized by processing core model, so as to process carbon fiber composite
Leaf grating made of material；
2. by the rational design to processing core mold structure, the independent processing of locating piece can be realized, advantageously reduce and add
The cost of work core model.
Description of the drawings
Fig. 1 is the structural schematic diagram of leaf grating provided by the utility model.
Fig. 2 is structural schematic diagram of the leaf grating provided by the utility model under another visual angle.
Fig. 3 is the structural schematic diagram of processing core model provided by the utility model.
Fig. 4 is structural schematic diagram of the processing core model provided by the utility model under another visual angle.
Fig. 5 is the structural schematic diagram of the first combination block provided by the utility model.
Fig. 6 is the structural schematic diagram of the second combination block provided by the utility model.
Fig. 7 is the structural schematic diagram of the first insert provided by the utility model.
Fig. 8 is the structural schematic diagram of the second insert provided by the utility model.
Icon：2- leaf gratings；The holes 21-；22- first surfaces；23- second surfaces；1- processes core model；The first combination blocks of 11-；
The second combination blocks of 12-；13- demoulds insert；The first inserts of 131-；The second inserts of 132-；15- accommodating spaces；14- locating pieces；
142- bolts；18- molded surfaces；The first locating slots of 112-；The second locating slots of 122-.
Specific implementation mode
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
Embodiment
The utility model provides a kind of leaf grating 2 and processing core model 1.
It please refers to Fig.1 and Fig. 2, the surface of 2 thickness direction one end of this leaf grating is first surface 22, the thickness direction other end
Surface be second surface 23, there are multiple holes 21, the one end in hole 21 is located at first surface 22, the other end in hole 21 on leaf grating 2
Second surface 23 is extended to along curve.Hole 21 on leaf grating 2 is obtained from being molded as assembling die.Wherein, assembling die
Including processing core model 1.
Please refer to Fig. 3-Fig. 8.Processing core model 1 is for processing carbon fibre composite leaf grating 2.It includes molding to process core model 1
Component has the molded surface 18 with the shape adaptation in hole 21 on molding assembly, and molded surface 18 is used for and carbon fiber composite
Material contact；Molding assembly includes the first combination block 11, the second combination block 12 and demoulding insert 13, and demoulding insert 13 can be set to the
Between one combination block 11 and the second combination block 12, and molded surface is spliced to form with the first combination block 11 and the second combination block 12
18；When demoulding insert 13, the first combination block 11 and the second combination block 12 are spliced to form molded surface 18, demoulding insert 13 being capable of edge
The second surface 23 of leaf grating 2 is slided to the direction of first surface 22；Demoulding insert 13 is arranged to, when 18 surrounding packet of molded surface
When wrapping up in carbon fibre composite, if sliding demoulding insert 13, makes demoulding insert 13 and the first combination block 11 and the second combination block 12
Separation can then make the first combination block 11 and the activity of the second combination block 12 so that the first combination block 11 and the second combination block 12 with
Carbon fibre composite detaches.
Preferably, processing core model 1 further includes locating piece 14, and molding assembly is connected with locating piece 14.
Preferably, locating piece 14 includes bolt 142.
Preferably, accommodating space 15 is formed on molding assembly, locating piece 14 is placed in accommodating space 15.
Preferably, demoulding insert 13 includes the first insert 131 and the second insert 132, the first combination block 11, the second combination block
12, accommodating space 15 is formed between the first insert 131 and the second insert 132.
Preferably, the first combination block 11 is equipped with the first locating slot 112 for being adapted to locating piece 14, in the second combination block 12
Equipped with the second locating slot 122 being adapted to locating piece 14.
The operation principle of the processing core model 1 of carbon fibre composite leaf grating 2 provided by the utility model is：
In use, first by the first combination block 11, the second combination block 12, locating piece 14, the first insert 131 and the second insert
132 are spliced together, and form complete processing core model 1, the raw material sheet of carbon fibre composite is then wrapped in core model week
It encloses, and multiple such processing core models 1 is installed on the pedestal of assembling die, carry out hot pressing, carbon fibre composite is made to exist
Cure in gap between each processing core model 1, and fill the gap of each processing core model 1, you can is formed and processing core model 1
The matched hole of shape 21；
When demoulding, since under splicing state, the first insert 131 and the second insert 132 can be in 11 Hes of the first combination block
It is slided between the gap of second combination block 12, therefore removes the first insert 131 or the second insert 132 first.Removing the first insert
131 and second after insert 132, and there are enough gaps for the first combination block 11 and 12 surrounding of the second combination block so that the first combination
Block 11 and the second combination block 12 can be detached from molded carbon fibre composite around, to realize demoulding.
The production method of the processing core model 1 of carbon fibre composite leaf grating 2 provided by the utility model is：
The basic structure that processing core model 1 is produced according to the shape in hole 21, then decomposes the basic structure, this is tied substantially
Structure is decomposed into the first combination block 11, the second combination block 12, the first insert 131, the second insert 132 and central block, central block not with
Molded surface 18 is connected.After disassembly, remove central block, accommodating space 15 is formed at the location of central block place, for holding
Receive locating piece 14.Locating piece 14 can be produced independently, and locating piece 14 after processing is completed, is placed directly in accommodating space 15.
The advantageous effect of processing core model 1 provided by the utility model is：
1. it can realize demoulding of the leaf grating 2 in mold molding by processing core model 1, it is compound so as to process carbon fiber
Leaf grating 2 made of material；
2. by the rational design to processing 1 structure of core model, it can realize the independent processing of locating piece 14, advantageously reduce
Process the cost of core model 1.
It should be noted that：
In the utility model, demoulding insert 13, the first combination block 11 and the second combination block 12 are spliced to form molded surface 18
When, demoulding insert 13 can be slided along the direction of the second surface 23 of leaf grating 2 to first surface 22, and second surface 23 here arrives
The direction of first surface 22 can be the direction that first surface 22 is directed toward along the normal of second surface 23, or with second
The normal on surface 23 is in angle and is directed toward the direction of first surface 22.It, can as long as allowing to demould insert 13 during demoulding
Opposite first combination block 11 and the second combination block 12 are slided and are detached with the first combination block 11 and the second combination block 12；
Likewise, the size of demoulding insert 13, can also according to the glide direction of the demoulding insert 13 of the shape in hole 21 into
Row adjustment, as long as can be the first combination block 11 when demoulding insert 13 is detached with the first combination block 11 and the second combination block 12
Enough gaps are reserved with the second combination block 12 so that the first combination block 11 and the second combination block 12 can be with the carbon fibers of surrounding
Composite material detaches.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (7)
1. the surface of a kind of leaf grating, thickness direction one end is first surface, the surface of the leaf grating thickness direction other end is second
There are on leaf grating multiple holes, the one end in hole to be located at the first surface on surface, and the other end in the hole extends to second along curve
Surface, which is characterized in that the hole is obtained from being molded as assembling die, and the assembling die includes processing core model, institute
Stating on processing core model has the molded surface being adapted to hole shape.
2. a kind of processing core model of carbon fibre composite leaf grating, for processing the leaf grating described in claim 1, feature exists
It is used in having the molded surface with the shape adaptation in the hole, the molded surface on, including molding assembly, the molding assembly
It is contacted in carbon fibre composite；
The molding assembly includes the first combination block, the second combination block and demoulding insert, and the demoulding insert can be set to described
Between first combination block and second combination block, and it is spliced to form with first combination block and second combination block described
Molded surface；
When the demoulding insert, first combination block and second combination block are spliced to form molded surface, the demoulding edge
Block can be slided along the second surface of the leaf grating to the direction of first surface；
The demoulding insert is arranged to, around the molded surface when wrap carbon fiber composite material, if sliding demoulding edge
Block, makes demoulding insert be detached with first combination block and second combination block, then can make first combination block and institute
The second combination block activity is stated, so that first combination block and second combination block are detached with the carbon fibre composite.
3. processing core model according to claim 2, which is characterized in that further include locating piece, the molding assembly with it is described
Locating piece is connected.
4. processing core model according to claim 3, which is characterized in that the locating piece includes bolt.
5. processing core model according to claim 3, which is characterized in that accommodating space is formed on the molding assembly, it is described
Locating piece is placed in the accommodating space.
6. processing core model according to claim 5, which is characterized in that the demoulding insert includes the first insert and the second edge
Block forms the accommodating sky between first combination block, second combination block, first insert and second insert
Between.
7. processing core model according to claim 3, which is characterized in that first combination block is equipped with and the locating piece
First locating slot of adaptation, second combination block are equipped with the second locating slot being adapted to the locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721920568.0U CN207711419U (en) | 2017-12-29 | 2017-12-29 | A kind of processing core model of leaf grating and carbon fibre composite leaf grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721920568.0U CN207711419U (en) | 2017-12-29 | 2017-12-29 | A kind of processing core model of leaf grating and carbon fibre composite leaf grating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207711419U true CN207711419U (en) | 2018-08-10 |
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ID=63053882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721920568.0U Expired - Fee Related CN207711419U (en) | 2017-12-29 | 2017-12-29 | A kind of processing core model of leaf grating and carbon fibre composite leaf grating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207711419U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112078064A (en) * | 2020-07-16 | 2020-12-15 | 成都飞机工业（集团）有限责任公司 | A shaping mandrel, forming device, shedder for return bend compound material part |
| CN112172198A (en) * | 2019-07-03 | 2021-01-05 | 中国航发商用航空发动机有限责任公司 | Blade cascade forming die and blade cascade forming method |
-
2017
- 2017-12-29 CN CN201721920568.0U patent/CN207711419U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112172198A (en) * | 2019-07-03 | 2021-01-05 | 中国航发商用航空发动机有限责任公司 | Blade cascade forming die and blade cascade forming method |
| CN112172198B (en) * | 2019-07-03 | 2022-02-22 | 中国航发商用航空发动机有限责任公司 | Blade cascade forming die and blade cascade forming method |
| CN112078064A (en) * | 2020-07-16 | 2020-12-15 | 成都飞机工业（集团）有限责任公司 | A shaping mandrel, forming device, shedder for return bend compound material part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200226 Address after: 150000 building 4, No. 22, Guangxian road and No. 5, Binhe Avenue, the core area of Hanan industrial new town, Harbin City, Heilongjiang Province Patentee after: HARBIN XINKERUI COMPOSITE MATERIALS MANUFACTURING CO.,LTD. Address before: 611730, No. 99, West Avenue, hi tech Zone, Sichuan, Chengdu Patentee before: CHENGDU LIANKE AVIATION TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20211229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |