CN110258004A - A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric - Google Patents
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric Download PDFInfo
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- CN110258004A CN110258004A CN201910602618.8A CN201910602618A CN110258004A CN 110258004 A CN110258004 A CN 110258004A CN 201910602618 A CN201910602618 A CN 201910602618A CN 110258004 A CN110258004 A CN 110258004A
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D1/00—Woven fabrics designed to make specified articles
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/004—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft with weave pattern being non-standard or providing special effects
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D25/00—Woven fabrics not otherwise provided for
Abstract
The present invention is a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric, is related to a kind of moulding process of taper high-performance fiber cover prefabricated fabric.The structural member of the taper high-performance fiber cover prefabricated fabric is sliced by outer layer skeleton with cone conformation, internal layer mold, support base composition, specific production step is as follows: first according to the structural parameters requirement for the taper high-performance fiber cover prefabricated fabric to be designed, determine the structural parameters of designed outer layer skeleton with cone conformation, internal layer mold and support base；Then the number of sections of hole path and internal layer mold is designed according to weft density, then mold slice is assembled, contact pin, warp and weft is arranged until set thickness on skeleton with cone conformation according to certain rule, finally needle is ejected from mold layer to tissue layer, and the corresponding block mold is sliced and is extracted out, normal direction suture is carried out to fabric with displaced method, sloughs tension lines and outer layer skeleton with cone conformation, taper high-performance fiber cover prefabricated fabric is made.
Description
Technical field
The present invention relates to stereo fabrics to weave field, and in particular to a kind of taper high-performance fiber antenna house prefabricated fabric
Preparation method.
Background technique
Radome is that aviation aircraft realizes the task functions such as communication, detection, fire control, enemy and we's identification, electronic interferences
When important Electro-magnetic Wave Penetrate window, can be worked normally for protecting radar antenna or entire microwave system in the presence of a harsh environment,
And a kind of product for penetrating electromagnetic wave normally.Material requirements used in antenna house is provided simultaneously with excellent heat resistance, power
Performance and wave transparent performance are learned, to realize wave-penetrating composite material in lightweight, broadband, high wave transparent, resistance to high-power irradiation, resistance to height
The technical requirements that temperature, environmental resistance etc. propose, it is fine that fibrous raw material used by antenna house prefabricated fabric is generally ceramics
Dimension, preparation method generally use three-dimensional woven technology, and three-dimensional woven technology is to can satisfy labyrinth composite material at present
Reinforcement processing technology, three dimension stereo fabric has the quasi-isotropic feature that other Reinforcement structures hardly match and structure can
Design helps to improve composite material interlayer shear strength by introducing reinforcing fiber in fabric thickness direction come what is realized
And damage tolerance.
Patent CN103031651B, which discloses thick top and turns thin-walled, to bind the weaving method of fabric, and this method belongs to stereo fabric
Manufacturing field, warp thread realize that fabric pushes up thinning wall by thickness, this method can be formed by subtracting layer or plying or subtracting thin operation
The enhancing fabric to work well, but for raw material is non-twist yarn, subtracting layer or plying or subtract thin operation in this method
Complexity, it is time-consuming；Patent CN107083606A describes a kind of quasi- three-dimensional orthogonal and binds the manufacturing method of conic fabric, in mould
Needle layer is planted in the surface setting of tool, and the needle for being installed with yarn is planted in advance in planting needle layer, after having arranged warp and weft, is re-introduced into normal direction
Yarn, can be realized conventional three-dimensional orthogonal weave can not manufacture the problem for the fabric that binds, but the normal direction yarn in this method is discontinuous, knits
The interlayer density of object is not high, and the warp thread in this method does not have tension draft when arranging, and warp thread has in fabric
More buckling, fiber volume fraction be not high.
Summary of the invention
In view of the defects existing in the prior art or Improvement requirement, the present invention provides a kind of taper high-performance fiber antenna houses
The preparation method of prefabricated fabric, in such a way that mold is sliced assembling contact pin, warp and weft is first arranged with high-performance fiber in outer layer
On skeleton with cone conformation, then with " displacement method " suture, introduce continuous normal direction yarn come to fabric carry out interlaminar improvement, assigned with tension lines
Warp tension improves the volume content of fiber, and this method operation is convenient, and weaving efficiency is high, can be used for solving the above high-performance
The machine-shaping problem of fiber antenna house prefabricated fabric, to prepare a kind of taper high-performance fiber antenna house prefabricated fabric.For
Reach above-mentioned purpose, technical scheme is as follows:
(a) according to the parameter request of the structure and size for the taper high-performance fiber antenna house prefabricated fabric to be designed, really
The structural parameters of fixed designed outer layer skeleton with cone conformation, mold slice and support base；
(b) the arrangement path of hole is designed according to the line density of warp and weft and normal direction yarn；According to the arrangement road of hole
Diameter, the shape that setting mold is sliced；
(c) mold slice is assembled, contact pin, warp and weft is arranged according to certain rule, subsequent through broadwise laid process
The operation for repeating the second layer, until arranging until set thickness；
(d) it sutures along warp thread direction, successively extracts the needle on the corresponding mold slice of the column to be sutured from mold layer
To tissue layer；The corresponding block mold is sliced again and is extracted out, with displaced method on the position of needle, continuous normal direction yarn is drawn
Enter into fabric；
(e) after normal direction yarn is replaced, remove tension lines, slough outer layer skeleton with cone conformation, taper high-performance fiber day is made
Irdome prefabricated fabric.
As a preferred technical scheme:
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
Skeleton with cone conformation in step a is made of several skeleton silks, is changed according to the quantity of skeleton silk, this method, which can meet, prepares more ribs
Taper and approximately conical cover fabric, skeleton silk material is of fine quality to be selected as solid stainless steel wire, and skeleton silk section is preferably cylinder
Shape, skeleton silk quantity are preferably 3-24, and skeleton silk diameter is preferably 1-5mm.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The angle of taper of skeleton with cone conformation in step a and the angle of taper of mold are identical, between the skeleton with cone conformation and mold parallel surface
Away from for 2-100mm, preferably 2-30mm.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The wall thickness of mold is 6-48mm, preferably 11-29mm.
In a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, the material of mold is existing
There is technology, such as one of metal, ceramics, wooden, plastics.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The thickness of fabric is preferably 3-150mm.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The quantity of mold slice is preferably 2-100.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The aperture of needle is preferably 0.5mm-1.8mm, the length range of the needle be (1mm+ mold thickness+mold to skeleton with cone conformation away from
Thickness from+fabric, 10mm+ mold thickness+mold to skeleton with cone conformation distance+fabric thickness), the hole on the mold
Diameter is preferably 0.6mm-1.9mm.
In a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, warp and weft arranges method
Extension yarn sequence for the prior art, such as the step c is from the vertex of a cone to cone bottom, from top to bottom along the path of hole first by first
Layer weft yarn is uniformly around on outer layer skeleton with cone conformation, then hangs first layer warp thread, and warp thread head end hangs over the top of outer layer skeleton with cone conformation,
End is connected with tension lines, and tension lines ties up on the hook of pedestal, and next second layer weft yarn can need to adopt according to product
It is staggeredly arranged according to the rule of woven plain weave by root with arrange method or the warp and weft of first layer, it is subsequent through broadwise laid process weight
The operation of the multiple second layer, until arranging until set thickness.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
After warp and weft is arranged in step d, using the method longitudinally sutured, first the corresponding needle of the column to be sutured is pulled out from mold
Out, but needle remains in tissue layer, then extracts corresponding mold slice out, introduces the replacement of normal direction yarn using displaced method
Needle carries out the suture of S type, and one point of every suture is just from returning a corresponding needle in the stitch points in fabric.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
High-performance fiber antenna house prefabricated fabric weft yarn or winding yarn and mold axis formed angle be 0-9 °.
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
In step e, support base plays the role of fixed upper mold, is provided with limiting slot in pedestal edge, for stablizing skeleton with cone conformation, branch
Support pedestal can realize that original place rotates, and convenient for operation, have ring ring hook below pedestal, for being tension lines.
In a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, antenna house prefabricated fabric
Raw material be the prior art, such as one of quartz fibre, silicon nitride fiber, alumina fibre, glass fibre or a variety of.
Compared with prior art, the invention has the benefit that
The present invention provides a kind of preparation methods of taper high-performance fiber antenna house prefabricated fabric, using mold slice
Mold is divided into subtriangular sheet and combination by method, the contact pin on mold, and warp and weft is spread using different interleaving modes
Row, the normal direction by " displacement method " in fabric introduce continuous normal direction yarn, obtain taper high-performance fiber antenna house prefabricated fabric,
The manufacturing method novel and unique is saved production cost and is solved in conventional woven technique using fabric precast body made from the method
The problem of fibre frictoin damage is big in high-performance fiber antenna house, complex process, it is complete can be made fiber continuity, product
Property, whole uniformity antenna house prefabricated fabric.
Detailed description of the invention
Fig. 1 is that warp thread in high-performance fiber antenna house prefabricated fabric of the present invention, weft yarn, normal direction yarn arrange schematic diagram；
Fig. 2 is high-performance fiber antenna house prefabricated fabric mold slice schematic diagram of the present invention；
Fig. 3 is high-performance fiber antenna house prefabricated fabric outer layer skeleton with cone conformation schematic diagram of the present invention；
Fig. 4 is high-performance fiber antenna house prefabricated fabric support base schematic diagram of the present invention；
Fig. 5 is high-performance fiber antenna house prefabricated fabric structural schematic diagram of the present invention.
Icon: 1- weft yarn；2- warp thread；3- normal direction yarn；4- mold slice；5- hole；6- skeleton silk；7- support base；8-
Pin hole；9- hook；10- positioning ring；11- skeleton with cone conformation；12- needle；13- tissue layer.
Specific embodiment
Now in conjunction with Figure of description, the specific embodiment that the present invention will be described in detail:
First, it should be noted that in a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric of the present invention,
Warp thread, weft yarn are directly to arrange on skeleton with cone conformation, and the shape of finally obtained fabric precast body is approximate circle pyramid,
The skeleton silk of selection should be able to bear weaving tension and not occur bending and deformation, and when weaving should avoid skeleton silk weaving entering fabric
Interior, when demoulding, the skeleton silk on skeleton with cone conformation single can be dismantled.
For taper mould, die surface itself is curved surface, arrange in only weft layers can be realized uniformly point
Cloth, warp thread, normal direction yarn are all uneven distributions, need to carry out local weft yarn line increment, and warp thread is added, to meet weft density
It is required that.
In the description of the present invention, it should be noted that term " warp thread ", " weft yarn ", " through broadwise " only to facilitate
The description present invention and simplified description, " warp thread " can be replaced with " element of cone yarn ", and " weft yarn " can be replaced with " winding yarn ",
" through broadwise " can be replaced with " element of cone direction and winding direction ", and those skilled in the art are come
It says, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention, these improvement and modification
It also falls within the protection scope of the claims of the present invention therefore should not be understood as to limiting of the inventionly.
Combined with specific embodiments below, the present invention will be further described.
Embodiment 1
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric, preparation step are as follows:
(a) design of structural member parameter list: according to the specifications parameter of antenna house prefabricated fabric fabric to be prepared, design
The mold of dimension is sliced the parameter list of 4, skeleton with cone conformation 11, support base 7, as shown in table 1-4.
(b) 5 path of hole and mold are sliced 4 determination of amount: on the one hand the path of hole 5 is for determining 1 tunnel of weft yarn
Diameter, while the extension yarn path of warp thread 2 is also determined, it is on the other hand that the suture path of normal direction yarn 3 has been determined；In the present embodiment
5 diameter of hole is set as 1.5mm, and the distance between neighbouring two layers of needle 12 is set as 5mm, and hole 5 is through female along circular cone to path
Line direction arrangement.According to the high 1000mm of fabric, it is 1210mm that 21.8 ° of angle of taper, which can be obtained fabric bottom surface maximum outside diameter,；It is adjacent
Two holes, 5 spacing is 5mm, and 5 diameter of hole is 1.5mm, and can calculate the bottom has 186 column holes 5, is sliced according to every sheet mold
It is distributed 3 column holes 5 on 4,62 sheet molds is needed to be sliced 4.
(c) preparation before weaving: the pin hole 8 that mold is sliced on 4 is aligned with the pin hole 8 in support base 7, and uses pin
It is in turn secured in support base 7；Skeleton with cone conformation 11 covers on the outside of mold, and positioning ring 10 is placed in the locating slot in support base 7
In.Needle 12 is inserted into mounted mold, insertion depth is to reach exactly to mold interior wall surfaces.
(d) arrange warp and weft: the raw material that warp thread 2, weft yarn 1, normal direction yarn 3 use all is the quartz fibre of 190tex, in order to
A support is provided to warp thread 2, first layer is 1 layer of weft yarn, according to the amount of 100 ± 2/10cm of filling density, i.e., two layers neighbouring
Between needle 12 every layer around 5 circle weft yarns, yarn should avoid being overlapped as far as possible, the outer ring of skeleton with cone conformation 11 is uniformly paved with yarn, second
Layer hangs warp thread 2 since 11 top of skeleton with cone conformation, and the length of main body warp thread 2 is 1000mm, the warp thread 2 that each stage locally supplements
It is located on the same floor on height, and broadwise supplements the warp thread 2 of equivalent amount every the needle 12 of equivalent amount, the warp thread 2 locally supplemented is long
It spends depending on the number of plies of needle 12 in practical weaving, according to inner textile layer bottom surface perimeter 1210mm, warp count 100 ± 2/
10cm, bottom hole 5 numbers are 186, are actually arranged, and bottom total quantity of warps is 931.
The end binding tension line of warp thread 2, tension lines are hung on the hook of 7 lower end of support base, and according to innermost layer
The sequence that the tension lines that warp thread 2 is connected is hung on a circle hook of 7 innermost layer of support base successively hangs yarn.Warp and weft is according to twining
Around one layer of weft yarn 1, the rule for arranging one layer of warp thread 2 is arranged, until arranging until set thickness.
(e) suture: normal direction yarn 3 is sutured along 2 direction of warp thread, before stitching step starts, needs for mold to be sliced corresponding on 4
A column or the needles 12 of several column extracted from mold layer, the needle 12 on remaining mold slice 4 remains stationary, and the end of needle 12 is just
Mold layer is detached, by 4 extraction of mold slice at this, and along continuously being sutured to S type, until all molds are sliced
Until 4 are all extracted.
Demoulding: after normal direction yarn 3 is replaced, the skeleton silk 6 above skeleton with cone conformation 11 is removed one by one, then tension lines is taken
Under, that is, demoulding is completed, taper high-performance fiber antenna house prefabricated fabric is made, most of thickness of fabric reaches 20mm, and part is thick
Degree reaches 26mm.
Embodiment 2
A kind of preparation method of taper high-performance fiber antenna house prefabricated fabric, preparation step are as follows:
(a) design of structural member parameter list: according to the specifications parameter of antenna house prefabricated fabric fabric to be prepared, design
The mold of dimension is sliced the parameter list of 4, skeleton with cone conformation 11, support base 7, as shown in table 1-4.
(b) 5 path of hole and mold are sliced 4 determination of amount: on the one hand the path of hole 5 is for determining 1 tunnel of weft yarn
Diameter, while the extension yarn path of warp thread 2 is also determined, it is on the other hand that the suture path of normal direction yarn 3 has been determined；In the present embodiment
5 diameter of hole is set as 1.2mm, and the distance between neighbouring two layers of needle 12 is set as 4.5mm, hole 5 through to path along circular cone
Generatrix direction arrangement.According to the high 800mm of fabric, it is 1346mm that 30 ° of angle of taper, which can be obtained fabric bottom surface maximum outside diameter,；Adjacent two
5 spacing of hole is 4.5mm, and 5 diameter of hole is 1.2mm, and can calculate the bottom has 236 column holes 5, is sliced according to every sheet mold
It is distributed 4 column holes 5 on 4,59 sheet molds is needed to be sliced 4.
(c) preparation before weaving: the pin hole 8 that mold is sliced on 4 is aligned with the pin hole 8 in support base 7, and uses pin
It is in turn secured in support base 7；Skeleton with cone conformation 11 covers on the outside of mold, and positioning ring 10 is placed in the locating slot in support base 7
In.Needle 12 is inserted into mounted mold, insertion depth is to reach exactly to mold interior wall surfaces.
(d) arrange warp and weft: the raw material that warp thread 2, weft yarn 1, normal direction yarn 3 use all is the alumina fibre of 215tex, is
A support is provided to warp thread 2, first layer is 1 layer of weft yarn, and according to the amount of 95 ± 2/10cm of filling density, yarn should avoid as far as possible
It is overlapped, the outer ring of skeleton with cone conformation 11 is uniformly paved with yarn, the second layer hangs warp thread 2, main body warp since 11 top of skeleton with cone conformation
The length of yarn 2 is 828mm, and the warp thread 2 that each stage locally supplements is located on the same floor on height, and broadwise is every the needle of equivalent amount
12, the warp thread 2 of equivalent amount is supplemented, 2 length of warp thread locally supplemented is depending on the number of plies of needle 12 in practical weaving, according to knitting
Object internal layer bottom surface perimeter 1347mm, 95 ± 2/10cm of warp count, bottom hole 5 numbers are 236, are actually arranged, most
Bottom total quantity of warps takes 1010.
The end binding tension line of warp thread 2, tension lines are hung on the hook of 7 lower end of support base, and according to innermost layer
The sequence that the tension lines that warp thread 2 is connected is hung on a circle hook of 7 innermost layer of support base successively hangs yarn.Warp and weft is according to twining
Around one layer of weft yarn 1, the rule for arranging one layer of warp thread 2 is arranged, until arranging until set thickness.
(e) suture: normal direction yarn 3 is sutured along 2 direction of warp thread, before stitching step starts, needs for mold to be sliced corresponding on 4
A column or the needles 12 of several column extracted from mold layer, the needle 12 on remaining mold slice 4 remains stationary, and the end of needle 12 is just
Mold layer is detached, by 4 extraction of mold slice at this, and along continuously being sutured to S type, until all molds are sliced
Until 4 are all extracted.
Demoulding: after normal direction yarn 3 is replaced, the skeleton silk 6 above skeleton with cone conformation 11 is removed one by one, then tension lines is taken
Under, that is, demoulding is completed, taper high-performance fiber antenna house prefabricated fabric is made, most of thickness of fabric reaches 25mm, and part is thick
Degree reaches 30mm.
1 fabric specification parameter list of table
2 mould specification parameter list of table
3 skeleton with cone conformation characteristics of table
4 support base characteristics of table
| Support base specification | Material | Size/high * basal diameter (mm) |
| Embodiment 1 | Cast iron | 25*480 |
| Embodiment 2 | Cast iron | 25*480 |
Basal diameter described in above table 1-4, bottom surface perimeter refer to the internal layer measurement index of fabric, described
Basal diameter in mould specification parameter list refers to the outer layer measurement index of mold.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric, structural member is by outer layer skeleton with cone conformation, internal layer
Mold slice, support base composition, preparation step are as follows:
(a) it according to the structural parameters requirement for the taper high-performance fiber antenna house prefabricated fabric to be designed, determines designed
Outer layer skeleton with cone conformation, mold slice, support base structural parameters；
(b) quantity in pin hole path and mold slice is designed according to the line density of warp and weft and normal direction yarn；
(c) slice is assembled, contact pin, warp and weft is arranged according to certain rule, and subsequent warp and weft arranges method repetition
The operation of the second layer, until arranging until set thickness；
(d) it sutures along warp thread direction, successively extracts the needle on the column corresponding mold slice to be sutured to knitting from mold layer
Nitride layer；The corresponding block mold is sliced again and is extracted out, with displaced method on the position of needle, normal direction suture is carried out to fabric；
(e) after normal direction yarn is replaced, remove tension lines, slough outer layer skeleton with cone conformation, taper high-performance fiber antenna house is made
Prefabricated fabric.
2. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the skeleton with cone conformation in the step a is tapered, is made of several skeleton silks, is changed according to the quantity of skeleton, this method can
Satisfaction prepares polygonal pyramid shape and approximately conical cover fabric, and skeleton silk material is of fine quality to be selected as solid stainless steel wire, and skeleton silk is cut
Face is preferably cylindrical, and the quantity of skeleton silk is preferably 3-24, and skeleton silk diameter is preferably 1-5mm.
3. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the angle of taper of the skeleton with cone conformation in the step a is identical as the angle of taper of mold, and the skeleton with cone conformation is parallel with mold
The spacing in face is 2-100mm, preferably 2-30mm.
4. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the wall thickness of the mold is 6-48mm, preferably 11-29mm.
5. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the thickness of the fabric is preferably 3-150mm.
6. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the aperture of the contact pin is preferably 0.5mm-1.8mm, and the length range of the contact pin is (1mm+ mold thickness+mold to cone
Distance+fabric thickness of shape skeleton, 10mm+ mold thickness+mold to skeleton with cone conformation distance+fabric thickness), the mould
Pinhole diameter on tool is preferably 0.6mm-1.9mm.
7. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: it after warp and weft is arranged in the step d, is sutured along warp thread direction, first by the corresponding needle of the column to be sutured from mould
It is extracted in tool, but needle remains in tissue layer, then extracts corresponding mold slice out, normal direction yarn is introduced using displaced method
Needle is replaced, carries out the suture of S type, one point of every suture is just from returning a corresponding needle in the stitch points in fabric.
8. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: in the step e, support base plays the role of fixed upper mold, limiting slot is provided in pedestal edge, for stablizing taper
Skeleton, support base can realize that original place rotates, and convenient for operation, have ring ring hook below pedestal, for being tension lines.
9. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric as described above, it is characterised in that: described
The angle that the weft yarn or winding yarn and mold axis of high-performance fiber antenna house prefabricated fabric are formed is 0-9 °.
10. a kind of preparation method of taper high-performance fiber antenna house prefabricated fabric according to claim 1, feature exist
In: the quantity of the mold slice is preferably 2-100.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285694A (en) * | 2020-02-12 | 2020-06-16 | 西北工业大学 | Preparation method of high-temperature wave-transparent silicon nitride radome |
| CN113858650A (en) * | 2020-06-30 | 2021-12-31 | 中国航发商用航空发动机有限责任公司 | Method for manufacturing composite annular parts |
| CN114228191A (en) * | 2021-12-06 | 2022-03-25 | 胡海峰 | Method for simply and conveniently sewing and forming large-size complex special-shaped preform fiber cloth |
| CN115045038A (en) * | 2022-07-26 | 2022-09-13 | 山东中恒景新碳纤维科技发展有限公司 | Preparation method of full-closed-top woven part and preparation method of composite material part thereof |
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