CN102851844A - Angle interlocking structure fabric and weaving method of same - Google Patents
Angle interlocking structure fabric and weaving method of same Download PDFInfo
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- CN102851844A CN102851844A CN2012103852860A CN201210385286A CN102851844A CN 102851844 A CN102851844 A CN 102851844A CN 2012103852860 A CN2012103852860 A CN 2012103852860A CN 201210385286 A CN201210385286 A CN 201210385286A CN 102851844 A CN102851844 A CN 102851844A
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Abstract
The invention discloses an angle interlocking structure fabric and a weaving method of the same, wherein all or part layers of the fabric contains the angle interlocking structure formed by non-orthogonal arrangement of warp yarn systems and weft yarn systems. According to the angle interlocking structure fabric provided by the invention, the warp yarn systems and weft yarn systems of the angle interlocking structure are arranged in a non-orthogonal form in all or part layers of the fabric; on the basis of ensuring inter-layer performance, the fabric is good for giving play to the performance of the angle interlocking structure at +/-45-degree direction or other designed angle directions except for 0-degree and 90-degree directions. The preparation technology is simple and easy to realize. The warp yarns and weft yarns of the fabric woven by adopting the waving method provided by the invention are in a non-orthogonal form, which is good for giving play to the performance of the angle interlocking structure at +/-45-degree direction or other designed angle directions except for 0-degree and 90-degree directions.
Description
Technical field
The invention belongs to the enhancing body research field of composite material for weaving, relate to a kind of angle interlock fabric and braid method thereof, be specifically related to a kind of through the non-orthogonal angle of weft yarn interlock fabric and preparation method thereof.
Background technology
Angle-interlock fabric is a kind of novel three dimension fabric that is widely used in recent years, it is an important branch in the three dimensional fabric, its maximum characteristics are yarn disposing through broadwise along fabric not only wherein, and some yarns along with the thickness direction direction configuration at an angle of fabric, thereby strengthened the interlayer bonding strength.Its forming principle forms the multilayer opening for after yarn is arranged by the number of plies columns that designs, and introduces in certain sequence the weft yarn aftershaping.Wherein weft yarn is in straightened condition and adjacent weft layers is passed in the warp thread bending substantially.Its weaving method is usually according to different two kinds of woven moulding and the weaving formings that are divided into of desired structure.Woven angle interlocking forming technique is fit to weave the flat-type fabric and braid angle interlocking forming technique is fit to weave the complicated shape fabrics such as revolving body.
Because existing angle interlocking moulding process restriction, the angle interlock can only weave the fabric that face includes 0 ° and 90 ° direction yarn, its warp systems and weft systems are intersect vertically (as shown in Figure 1), only have the yarn that connects for interlayer can turn certain angle, so that existing angle-interlock fabric has on through-thickness the interlayer mechanical property of enhancing, only planar have on the orthogonal both direction mechanical property preferably in face ± performance on 45 ° or other directions of needing then a little less than, textile cutting and twisting property are relatively poor.
Summary of the invention
For the not enough of existing technology and the technical problem that exists, the object of the present invention is to provide a kind of angle interlock fabric, comprise warp systems in all or part of layer of this angle interlock fabric and weft systems is nonopiate angle interlock of arranging.Namely this angle interlock is nonopiate and arranges in all or part of layer of weft yarn system at fabric; Guaranteeing on the interlayer performance basis, effectively promoted in the face ± performance of 45 ° of directions, and technique is being simple, is easy to realize.
Another object of the present invention is to provide the braid method of a kind of above-mentioned angle interlock fabric.
Purpose of the present invention is achieved through the following technical solutions:
A kind of angle interlock fabric comprises warp systems in all or part of layer of this fabric and weft systems is nonopiate angle interlock of arranging.Namely this angle interlock is nonopiate and arranges in all or part of layer of weft yarn system at fabric; Guaranteeing on the interlayer performance basis, effectively promoted in the face ± performance of 45 ° of directions, and technique is being simple, is easy to realize.
Above-mentioned warp systems and weft systems are in the nonopiate angle interlock of arranging, angle α between the warp thread, 0 °≤α＜180 °, the angle β between warp thread and the weft yarn, 0 °＜β＜90 °.
Above-mentioned angle interlock fabric is square or circular.
Warp systems and weft systems are nonopiate angle interlock employing following steps braiding of arranging in the above-mentioned square angle interlock fabric:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle of braiding machine after tension lines is connected;
2) the braiding machine spindle is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, each mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and the n 〉=1) spacing of individual spindle (spacing of spindle can design according to the α angle), it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer; To shift out-move into closed loop owing to forming one on the mobile in opposite directions spindle of vacating owing to the mobile in opposite directions warp thread that exceeds the fabric width boundary is moved into another layer respectively;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, namely form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
Warp systems and weft systems are nonopiate angle interlock employing following steps braiding of arranging in the above-mentioned round angle interlock fabric:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle of braiding machine after tension lines is connected;
2) the braiding machine spindle is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
Above-mentioned through the non-orthogonal angle of weft yarn interlock fabric, its braiding is carbon fiber, glass fibre, quartz fibre, high silica fiber, polyethylene fiber, aramid fiber or metal fibre with yarn.
The braid method of above-mentioned angle interlock fabric, its braid method that is that warp systems and weft systems in the interlock fabric of square angle are nonopiate angle interlock of arranging may further comprise the steps:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle of braiding machine after tension lines is connected;
2) the braiding machine spindle is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer; To shift out-move into closed loop owing to forming one on the mobile in opposite directions spindle of vacating owing to the mobile in opposite directions warp thread that exceeds the fabric width boundary is moved into another layer respectively;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, namely form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
The braid method of above-mentioned angle interlock fabric, its preparation method that is that warp systems and weft systems in the round angle interlock fabric are nonopiate angle interlock of arranging may further comprise the steps:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle of braiding machine after tension lines is connected;
2) the braiding machine spindle is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
Braiding yarn of the present invention is carbon fiber, glass fibre, quartz fibre, high silica fiber, polyethylene fiber, aramid fiber or metal fibre.
The interlocking knitted technique in angle through the weft yarn quadrature of the present invention is existing known knitting skill.
Braiding machine of the present invention is comprised of unit side's machine, can be combined into line style and circle according to fabric form, is existing known technology.
The row that relate among the present invention are existing known technology to two spindle spacings of each move toward one another of warp thread, wefting insertion, the knitting process such as beat up.
Beneficial effect of the present invention:
The invention provides a kind of angle interlock fabric, in all or part of layer of weft yarn system at fabric, being nonopiate and arranging of its angle interlock; Guaranteeing on the interlayer performance basis, effectively promoted in the face ± performance on 45 ° of directions or other design angle directions, and preparation technology is being simple, is easy to realize.Be conducive to bring into play the angle interlock except 0 ° and 90 °, the performance on ± 45 ° of directions or other design angle directions.
Description of drawings
In Fig. 1 prior art through the angle of weft yarn quadrature interlock schematic diagram.
Fig. 2 warp thread of the present invention and braiding machine are arranged schematic diagram.
Fig. 3 is the square fabric of the present invention with the braiding machine schematic diagram of arranging.
Fig. 4 is the circular fabric of the present invention with the braiding machine schematic diagram of arranging.
Fig. 5 is through the non-orthogonal angle of weft yarn interlock schematic diagram.
Wherein, the non-perpendicular warp thread that interweaves of A-; The B-weft yarn; α-non-perpendicular warp thread the angle that interweaves; β-non-perpendicular warp thread and the weft yarn angle of interweaving; The E-warp thread that vertically interweaves.
Fig. 6 is angle interlock harness motion schematic diagram.
Wherein, " * " expression warp thread, "-" expression weft yarn;
Fig. 7 is that the warp thread that shifts out-move into closed loop moves schematic diagram.
Wherein, 5 is warp thread, and 6 is the yarn moving direction of arrow indication, and L is the moving interval of mobile in opposite directions yarn, does not hang knitting yarn on the zero expression spindle.
The square fabric of Fig. 8 is through the non-orthogonal angle of weft yarn interlock weaving textile process schematic representation.
Wherein, ● hang with knitting yarn on the expression spindle, do not hang knitting yarn on the zero expression spindle.
Fig. 9 is that circular fabric is through the non-orthogonal angle of weft yarn interlock weaving textile process schematic representation.
Among the figure, ● hang with knitting yarn on the expression spindle, do not hang knitting yarn on the zero expression spindle.
Figure 10 is that the embodiment of the invention 1 is through the square weaving textile process schematic representation of the non-orthogonal angle of weft yarn interlock.
Figure 11 is that the embodiment of the invention 2 is through the circular weaving textile process schematic representation of the non-orthogonal angle of weft yarn interlock.
The specific embodiment
Embodiment 1:
Adopt braid method of the present invention to weave square fabric, adopt the 3K carbon fiber, square fabric yarn is arranged as 6 layers, 6 row require this fabric the first half for (warp systems and weft systems are nonopiate and arrange angle α between the warp thread in this angle interlock through the non-perpendicular angle interlock that interweaves of weft yarn, 0 °≤α＜180 °, angle β between warp thread and the weft yarn, 0 °＜β＜90 °), the latter half is the angle interlock that vertically interweaves through weft yarn.The braiding process is:
1) braiding machine 1 of arranging is set up in parallel (as shown in Figure 3) with two braiding machines 1, warp thread is fixed to by the several ends of ranks of design hangs on the creel, on the other end and the spindle 2 that is fixed to braiding machine 1 after tension lines 11 is connected (as shown in Figure 2);
2) with 6 layer of 6 row yarn spindle by on the braiding machine that is arranged in 8 layer of 10 row through the interlocking knitted technology mode in the angle of weft yarn quadrature, the first half goes out with the I frame, the latter half goes out with the II frame.The warp thread of adjacent layer in the first half is respectively moved in opposite directions the spacing of 2 spindles, be about to braiding machine and play from top to bottom the 1st layer and the 3rd layer of yarn move two spindles successively to the left side distance, the 2nd layer and the 4th layer of yarn are moved the distance of two spindles successively to the right, 5-8 layer yarn position is constant; It is constant that each layer maintenance initially moves the yarn direction, according to general angle interlock opening mode (as shown in Figure 6), introduces weft yarn along every layer of yarn opening to each interlayer; Then respectively will owing to the mobile in opposite directions warp thread that exceeds fabric width boundary 8 be moved into another adjacent with it layer since on the mobile in opposite directions spindle of vacating one of formation shift out-move into closed loop; As shown in Figure 7, shift out-move into the detailed forming process of closed loop: the 1st layer and the 3rd layer of warp thread move to the left side successively, moving interval is the spacing of L(L=2n spindle, n is integer, and n 〉=1, n=1 among this embodiment), there is the warp thread that exceeds fabric width boundary 85 of 2n spindle in the left side of vacating respectively 10, the 1 layers on 2n the spindle of not hanging knitting yarn and the 3rd layer on the right side of the 1st layer and the 3rd layer; The 2nd layer and the 4th layer of yarn move to the right successively, moving interval is the spacing of L(L=2n spindle, n is integer, and n 〉=1, n=1 among this embodiment), vacate respectively the warp thread that exceeds fabric width boundary 85 that there is 2n spindle on 2n right side that does not hang 10, the 2 layers on knitting yarn spindle and the 4th layer in the left side of the 2nd layer and the 4th layer; After each interlayer was introduced weft yarn, the warp thread 5 that respectively the 1st layer of left side is exceeded fabric width boundary 8 was moved on the 2nd layer of spindle that the left side is vacated, and the warp thread 5 that the 2nd layer of right side exceeded fabric width boundary 8 is moved on the 1st layer of spindle that the right side is vacated; Same method operates the 3rd layer and the 4th layer.Then layers 1 and 2 forms one and shifts out-move into closed loop, and the 3rd layer and the 4th layer forms one and shift out-move into closed loop.
After yarn shifted out, moves into, the arrangement of yarn returned to initial arrangement mode.Namely going up four layers of yarn of part moves according to yarn moving method shown in Figure 8.Detailed step as shown in figure 10.Sign shown in Figure 10 is consistent with Fig. 8.
3) press through the interlocking knitted technique in the angle of weft yarn quadrature, all are listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch; The detailed process of a braiding circulation of upper part and lower part as shown in figure 10.
Until be woven into given size, namely get the first half for through the non-perpendicular angle interlock (as shown in Figure 5) that interweaves of weft yarn by above-mentioned steps circulation, the latter half is the fabric of the angle interlock that vertically interweaves through weft yarn.
Embodiment 2:
Adopt braid method of the present invention to weave a circular fabric, adopt the 3K carbon fiber.Circular fabric yarn is arranged as 6 layers, 6 row, require this fabric near half structure of inner surface for (warp systems and weft systems are nonopiate and arrange in this angle interlock through the non-perpendicular angle interlock that interweaves of weft yarn, angle α between the warp thread, 0 °≤α＜180 °, angle β between warp thread and the weft yarn, 0 °＜β＜90 °), be the angle interlock that vertically interweaves through weft yarn near half structure of outer surface.The braiding process is:
1) braiding machine 1 of arranging, four braiding machine 1 spaced sets are circularized (as shown in Figure 4), warp thread is fixed to by the several ends of ranks of design hangs on the creel, the other end be fixed on the spindle 2 of braiding machine 1 after tension lines 11 is connected, the arrangement mode of yarn is as shown in Figure 9;
2) 6 layer of 12 row yarn arranged according to mode shown in Figure 9, gone out with the I frame near half structure of inner surface, go out (such as Figure 11) near half structure of outer surface with the II frame.Will from interior outward the 1st circle and the 3rd loop yarn line clockwise mobile two positions successively successively, the 2nd circle and the 4th loop yarn line are moved two positions counterclockwise successively, 5-8 loop yarn line position is constant; It is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn along every layer of yarn opening to interlayer;
3) press through the interlocking knitted technique in the angle of weft yarn quadrature, all are listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch; The detailed process of a braiding circulation of upper part and lower part as shown in figure 11.Sign shown in Figure 11 is consistent with Fig. 9.
Until be woven into given size, namely get half structure of inner surface for through the non-perpendicular angle interlock that interweaves of weft yarn by above-mentioned steps circulation, half structure of outer surface is the fabric of the angle interlock that vertically interweaves through weft yarn.
Claims (8)
1. angle interlock fabric is characterized in that comprising warp systems in all or part of layer of this fabric and weft systems is nonopiate angle interlock of arranging.
2. angle according to claim 1 interlock fabric, it is characterized in that described warp systems and weft systems are in the nonopiate angle interlock of arranging angle α between the warp thread, 0 °≤α＜180 °, angle β between warp thread and the weft yarn, 0 °＜β＜90 °.
3. angle according to claim 1 and 2 interlock fabric is characterized in that described angle interlock fabric is square or circular.
4. angle according to claim 3 interlock fabric is characterized in that warp systems and weft systems are nonopiate angle interlock of arranging in the interlock fabric of described square angle to adopt the following steps braiding:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle (2) of braiding machine (1) after tension lines (11) is connected;
2) braiding machine spindle (2) is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer; To shift out-move into closed loop (9) owing to forming one on the mobile in opposite directions spindle of vacating owing to the mobile in opposite directions warp thread that exceeds fabric width boundary (8) is moved into another layer respectively;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, namely form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
5. angle according to claim 3 interlock fabric is characterized in that warp systems and weft systems are nonopiate angle interlock of arranging in the described round angle interlock fabric to adopt the following steps braiding:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle (2) of braiding machine (1) after tension lines (11) is connected;
2) braiding machine spindle (2) is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
6. according to claim 4 or 5 described through the non-orthogonal angle of weft yarn interlock fabric, it is characterized in that braiding is carbon fiber, glass fibre, quartz fibre, high silica fiber, polyethylene fiber, aramid fiber or metal fibre with yarn.
7. the braid method of angle claimed in claim 3 interlock fabric is characterized in that the braid method that warp systems and weft systems in the interlock fabric of square angle are nonopiate angle interlock of arranging may further comprise the steps:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle (2) of braiding machine (1) after tension lines (11) is connected;
2) braiding machine spindle (2) is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer; To shift out-move into closed loop (9) owing to forming one on the mobile in opposite directions spindle of vacating owing to the mobile in opposite directions warp thread that exceeds fabric width boundary (8) is moved into another layer respectively;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, namely form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
8. the braid method of angle claimed in claim 3 interlock fabric is characterized in that the preparation method that warp systems and weft systems in the round angle interlock fabric are nonopiate angle interlock of arranging may further comprise the steps:
1) warp thread be fixed to by the several ends of ranks of design hang on the creel, the other end be fixed on the spindle (2) of braiding machine (1) after tension lines (11) is connected;
2) braiding machine spindle (2) is first by arranging through the interlocking knitted technique in the angle of weft yarn quadrature, and each the mobile in opposite directions 2n(n of warp thread with adjacent layer is integer again, and n 〉=1) spacing of individual spindle, it is constant that each layer maintenance initially moves the yarn direction, introduces weft yarn to interlayer;
3) by through the interlocking knitted technique in the angle of weft yarn quadrature, be listed as to two spindle spacings of each move toward one another of warp thread, form the fabric of a δ pitch;
, namely get described warp systems and weft systems and be nonopiate angle interlock of arranging until be woven into given size by above-mentioned steps circulation.
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| CN103290601A (en) * | 2013-05-30 | 2013-09-11 | 中材科技股份有限公司 | Angle-adjustable 2.5D fabric with reinforcement normal yarns and method for weaving angle-adjustable 2.5D fabric |
| CN105200606A (en) * | 2015-08-27 | 2015-12-30 | 浙江理工大学 | Design and weaving method of continuous weft-direction tubular multilayer woven fabric |
| CN105887288A (en) * | 2016-05-12 | 2016-08-24 | 中材科技股份有限公司 | Novel fiber layer connection structure preform body |
| CN107904758A (en) * | 2017-12-05 | 2018-04-13 | 中材科技股份有限公司 | The method for weaving of warp device and woven fabric can be uniformly added and subtracted online |
| CN110264555A (en) * | 2019-05-05 | 2019-09-20 | 宜兴市新立织造有限公司 | One kind counting meso-mechanical model method for building up based on Micro-CT three-dimensional five-directional braiding |
| CN116145303A (en) * | 2021-11-19 | 2023-05-23 | 北京方硕复合材料技术有限公司 | Fabric knitting method and fabric |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103290601A (en) * | 2013-05-30 | 2013-09-11 | 中材科技股份有限公司 | Angle-adjustable 2.5D fabric with reinforcement normal yarns and method for weaving angle-adjustable 2.5D fabric |
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| CN107904758A (en) * | 2017-12-05 | 2018-04-13 | 中材科技股份有限公司 | The method for weaving of warp device and woven fabric can be uniformly added and subtracted online |
| CN110264555A (en) * | 2019-05-05 | 2019-09-20 | 宜兴市新立织造有限公司 | One kind counting meso-mechanical model method for building up based on Micro-CT three-dimensional five-directional braiding |
| CN116145303A (en) * | 2021-11-19 | 2023-05-23 | 北京方硕复合材料技术有限公司 | Fabric knitting method and fabric |
| CN116145303B (en) * | 2021-11-19 | 2024-10-15 | 北京方硕复合材料技术有限公司 | Fabric knitting method and fabric |
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