CN203938821U - A kind of three-dimension integrally sandwich tape top fabric - Google Patents
A kind of three-dimension integrally sandwich tape top fabric Download PDFInfo
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- CN203938821U CN203938821U CN201420179358.0U CN201420179358U CN203938821U CN 203938821 U CN203938821 U CN 203938821U CN 201420179358 U CN201420179358 U CN 201420179358U CN 203938821 U CN203938821 U CN 203938821U
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Abstract
The utility model relates to high-performance composite materials field, relates in particular to a kind of three-dimension integrally sandwich tape top fabric.A kind of three-dimension integrally sandwich tape top fabric comprises fabric top and fabric body, wherein said fabric top and fabric body are all weaved and are formed continuously by yarn, and fabric top can be the geometric formats such as cusp configuration, flat-top shape, cheese and the combination of circular rectangle, abnormity; The utility model process is simple and reliable, fiber volume even density, and non-structure changes transition region low-density defect, and delamination resistance is good.
Description
Technical field:
The utility model relates to high-performance composite materials field, relates in particular to a kind of three-dimension integrally sandwich tape top fabric.
Background technology:
High-performance integral composite prefabricated component fabric is the new high-tech product of researching and developing in the world in recent years, because three-dimensional prefab interlayer connects better, its composite product has higher interlaminar shear strength, therefore three-dimensional prefab is the main product in high-performance integral composite prefabricated component branch, and its version has the versions such as braided structure, machine-knitted structure, acupuncture and stitching.
With top fabric, refer to the fabric of closure tip, its top shape has planar shaped, curved surface is capable and other polymorphic structure.
At present, three-dimensional is the structure of planar cloth laying with roof construction composite by prefabricated component fabric major part, or three-dimensional prefab fabric is made respectively in top and main part, couple together again, the composite of being made by these prefabricated component fabrics, the connectivity of top and main part is poor, easily layering, not shock-resistant, can not meet the instructions for use of high-performance composite materials
Chinese patent < < capping three-dimensional fabric and weaving method > > (cn200610013430.2) thereof have introduced a kind of weaving method of capping three-dimensional fabric, its top is many warps, many latitudes angle lock construction, due to must mutual angle locking-type interweaving through weft yarn of top, weft yarn must be converted into warp thread after Pu Ding completes, when therefore weave at top, technology difficulty is larger, cycle is longer, quality is not easy to control, and because top is angle locking-type pilotaxitic texture, as main part does not adopt angle lock construction, at the intersection of top and main part, can produce the low-density defect of different structure transition region, seriously reduced the performance of final composite product.
Summary of the invention
The utility model is for the deficiency in above-mentioned background technology, provide a kind of three-dimension integrally sandwich tape top fabric its by 0 ° of warp-wise yarn and 90 ° of direct lamination laies of warp-wise yarn in paving top process, angle lock does not interweave, make the intersection at itself and top can not produce low-density defect, and paving top process is simple, cycle is short, and the high concrete technical scheme of reliability is as follows:
Three-dimension integrally sandwich tape top fabric comprises fabric top and a fabric body, and wherein said fabric top and fabric body are all weaved and formed continuously by yarn.
Further, the fabric top of above-mentioned three-dimension integrally sandwich tape top fabric is formed by stacking by multilayer yarn, and between adjacent layer yarn to the same angle of the same deviation of directivity.
Further, the variation of the fabric sectional dimension of above-mentioned three-dimension integrally sandwich tape top fabric is sentenced the mode of direct increase yarn and is weaved, and meets the inhomogeneity requirement of Density.
Further, the fabric top of above-mentioned three-dimension integrally sandwich tape top fabric and fabric body can adopt 2.5 dimension multilayer angle lock constructions, three-dimensional braided structure and three-dimensional orthohormbic structure etc.
Further, the fabric top of above-mentioned three-dimension integrally sandwich tape top fabric can be the geometric formats such as cusp configuration, flat-top shape, cheese and the combination of circular rectangle, abnormity.
Further, fabric exploitation in above-mentioned three-dimension integrally sandwich tape top is weaved by following steps:
Step a: according to fabric top shape and physical dimension, the designing and calculating fabric mould specifications such as fabric construction selection, thickness, density requirements, the yarn consumption that binds, paving yarn angle and the number of plies etc.;
Step b: designing requirement will be got ready with yarn according to step a, and mould is in place, weaves board according to the structure choice of fabric body part, and debugging board is also complete by adjustment such as fixtures;
Step c: the yarn two ends bolt that will bind is suspended on two relative boards, makes yarn in order, the yarn middle part lay that will bind after alignment loose thread, to mould top, for preventing thread laying, is controlled at laid yarn the top center position of braiding mould by fixture.During lay, multiply cloth is according to order from inside to outside, and adjacent layer moves certain angle by design parameter while binding yarn lay, binds, until it is complete to bind with this rule laying;
Steps d: according to top geometry, outwards bound in process by top center while binding, carry out along with binding, when top dimension becomes large or diminishes, braided fabric again after adding yarn or subtracting yarn, adds yarn point and add that yarn is several specifically to be set according to fabric sectional dimension;
Step e: according to the fabric construction of selecting, weave by rule motivation, until prepared by fabric;
Step f: the fabric that preparation is completed is taken off by mould, continues to employ after finishing burr.
The utlity model has following beneficial effect:
Process is simple and reliable, fiber volume even density, and non-structure changes transition region low-density defect, and delamination resistance is good.
Accompanying drawing explanation:
Fig. 1 is pinnacle of the present utility model fabric construction schematic diagram;
Fig. 2 is flat-top fabric construction schematic diagram of the present utility model;
Fig. 3 is dome fabric construction schematic diagram of the present utility model;
Fig. 4 is the pinnacle of the present utility model 2.5 dimension multilayer cross-linked structure fabrics weaving structure schematic diagrames that bind.
Label in figure is explained: the 1-fabric that binds, and 2-mould, 3-warp thread, 4-hangs yarn and hooks, A, B, C, D-2.5 dimensional fabric braiding board.
Specific embodiments:
Below in conjunction with accompanying drawing, the enforcement of technical scheme is described in further detail:
Three-dimension integrally sandwich tape top fabric comprises fabric top and a fabric body, and wherein said fabric top and fabric body are all weaved and formed continuously by yarn; Fabric top is formed by stacking by multilayer yarn, and between adjacent layer yarn to the same angle of the same deviation of directivity; The variation of fabric sectional dimension is sentenced the mode of direct increase yarn and is weaved, and meets the inhomogeneity requirement of Density; Fabric top and fabric body can adopt 2.5 dimension multilayer angle lock constructions, three-dimensional braided structure and three-dimensional orthohormbic structure etc.
As shown in Figure 1-Figure 3, fabric top can be the geometric formats such as cusp configuration, flat-top shape, cheese and the combination of circular rectangle, abnormity
The fabric exploitation of three-dimension integrally sandwich tape top is weaved by following steps:
Step a: according to fabric top shape and physical dimension, the designing and calculating fabric mould specifications such as fabric construction selection, thickness, density requirements, the yarn consumption that binds, paving yarn angle and the number of plies etc.
Step b: designing requirement will be got ready with yarn according to step a, and mould is in place, weaves board according to the structure choice of fabric body part, and debugging board is also complete by adjustment such as fixtures.
Step c: the yarn two ends bolt that will bind is suspended on two relative boards, makes yarn in order, the yarn middle part lay that will bind after alignment loose thread, to mould top, for preventing thread laying, is controlled at laid yarn the top center position of braiding mould by fixture.During lay, multiply cloth is according to order from inside to outside, and adjacent layer moves certain angle by design parameter while binding yarn lay, binds, until it is complete to bind with this rule laying.
Steps d: according to top geometry, outwards bound in process by top center while binding, carry out along with binding, when top dimension becomes large or diminishes, braided fabric again after adding yarn or subtracting yarn, adds yarn point and add that yarn is several specifically to be set according to fabric sectional dimension.
Step e: according to the fabric construction of selecting, weave by rule motivation, until prepared by fabric.
Step f: the fabric that preparation is completed is taken off by mould, continues to employ after finishing burr.
As shown in Figure 4, when on pinnacle, 2.5 dimension multilayer cross-linked structures bind weaving of fabric, 4 braiding machine A, B, C, D are evenly distributed on the same circumference of mould 2 surroundings by the adjacent board 90 ° of angles that are separated by, the operation of debugging board is unobstructed, weaving textile mould is installed on each board center bearing bracket, and adjusting operation platform is to suitable height.According to design braiding parameter, start to bind, first by 2 pairs 5 layers initial bind warp thread 3 two ends respectively bolt be suspended on 4 braiding machines, 3 pairs, a pair of layer 5 warp thread is suspended on board A and C, by two pairs of layer 5 warp thread to being suspended on board B and D, same warp thread two ends hang yarns and hook on 4 being suspended to two relative boards respectively, every pair of warp thread 90 ° of angles that are separated by.The initial yarn that binds is complete to hanging, and after 2.5 dimension braided structure rule motivations introducing weft yarn 3 times, warp thread 3 to be added is made in order by stratose, penetrates weft yarn, adds fabric, interweaves prolong knot in fabric with weft yarn.Until this need add warp thread all introduce after, by above-mentioned rule constantly braiding with add yarn, until after the part fabric 1 that binds completes, all part warp thread 3 that bind are as main part knitting yarn Woven fabric main part, to complete whole weaving textile 1.
The above; it is only the specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect without creative work or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (1)
1. a three-dimension integrally sandwich tape top fabric, is characterized in that comprising fabric top and fabric body, and wherein said fabric top and fabric body are all weaved and formed continuously by yarn; Described fabric top is formed by stacking by multilayer yarn, and between adjacent layer yarn to the same angle of the same deviation of directivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179358.0U CN203938821U (en) | 2014-04-15 | 2014-04-15 | A kind of three-dimension integrally sandwich tape top fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420179358.0U CN203938821U (en) | 2014-04-15 | 2014-04-15 | A kind of three-dimension integrally sandwich tape top fabric |
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| Publication Number | Publication Date |
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| CN203938821U true CN203938821U (en) | 2014-11-12 |
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| CN201420179358.0U Expired - Fee Related CN203938821U (en) | 2014-04-15 | 2014-04-15 | A kind of three-dimension integrally sandwich tape top fabric |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926259A (en) * | 2016-06-13 | 2016-09-07 | 江苏伯龙宇航新材料科技有限公司 | Capping fabric seaming and weaving method and capping fabric structure |
| CN107083606A (en) * | 2017-06-16 | 2017-08-22 | 郑州纤顺新材料科技有限公司 | Quasi- three-dimensional orthogonal binds the manufacture method and the conic fabric that binds of conic fabric |
| CN111910326A (en) * | 2020-07-30 | 2020-11-10 | 南京玻璃纤维研究设计院有限公司 | Three-dimensional fabric top forming method and three-dimensional fabric |
| 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 |
-
2014
- 2014-04-15 CN CN201420179358.0U patent/CN203938821U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926259A (en) * | 2016-06-13 | 2016-09-07 | 江苏伯龙宇航新材料科技有限公司 | Capping fabric seaming and weaving method and capping fabric structure |
| CN107083606A (en) * | 2017-06-16 | 2017-08-22 | 郑州纤顺新材料科技有限公司 | Quasi- three-dimensional orthogonal binds the manufacture method and the conic fabric that binds of conic fabric |
| CN111910326A (en) * | 2020-07-30 | 2020-11-10 | 南京玻璃纤维研究设计院有限公司 | Three-dimensional fabric top forming method and three-dimensional fabric |
| 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 |
| CN115045038B (en) * | 2022-07-26 | 2024-09-17 | 山东中恒景新碳纤维科技发展有限公司 | Preparation method of full-closed top woven piece and preparation method of composite material piece of full-closed top woven piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141112 Termination date: 20160415 |