CN1420223A - Double axial weft-knitted fabric, its knitting method and warp and weft feeding device of special flat-bed machine - Google Patents
Double axial weft-knitted fabric, its knitting method and warp and weft feeding device of special flat-bed machine Download PDFInfo
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- CN1420223A CN1420223A CN 02155182 CN02155182A CN1420223A CN 1420223 A CN1420223 A CN 1420223A CN 02155182 CN02155182 CN 02155182 CN 02155182 A CN02155182 A CN 02155182A CN 1420223 A CN1420223 A CN 1420223A
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- weft
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Abstract
A novel dual-axial filling knitted fabric, which is the combination of woven fabric and knitted fabric, is composed of basic stitch (weft flat stitch), warp and weft on the back of basic stitch. Said warp interwoven with weft is alternatively presented on front and back surfaces of weft flat loop arc at intervals of two loop columns. A special warp-weft feeder of flat knitting machine is used. Its advantages are not layer separation of warp and weft, and better drapability.
Description
One, technical field:
The invention belongs to field of textiles, it provide a kind of novel biaxial to weft-knitted fabric and braid method thereof and special flat knitting machine through the weft yarn feeding unit.
Two, background technology:
Twin shaft is a kind of fabric construction that serves as a contrast warp thread and weft yarn in maille ground tissue to knitted fabric, is widely used as composite reinforced structure.At present representative twin shaft has three kinds to knitted structure: first kind is that the twin shaft that weaves on biaxial warp knitting machine is to warp-knitted fabric, as shown in Figure 1.1 is the tissue of enclosing the land through horizontal line among the figure, and 2 is the laying-in yarn, and 3 is stuffer weft.In this fabric construction, the ground tissue can also adopt other institutional frameworks such as chaining except through putting down.Second kind is that the twin shaft that weaves on circular knit machine is to weft-knitted fabric, as shown in Figure 2.1 is the latitude horizontal line tissue of enclosing the land among the figure, and 2 is the laying-in yarn, and 3 is stuffer weft.The third is that the multi-layered biaxial that weaves on the flat pattern weft machine is to weft-knitted fabric, as shown in Figure 3.1 for to organize knittingly among the figure, and 2 and 3 is two-layer laying-in yarn, and 4,5,6 is three layers of stuffer weft, and laying-in yarn 2 and 3 is clipped in respectively in three layers of stuffer weft 4,5,6.These three kinds of fabric constructions are except organize the difference knittingly, and warp thread and weft yarn all are in organizing with the form of layering with serving as a contrast, and coil just plays the effect of binding and constraint.Their common feature is all to be in the tissue through weft yarn with being arranged in parallel within, and planar stretch particularly when warp thread and weft direction stretched, fully used by the mechanical property of yarn.Simultaneously, because the ground tissue is a maille, therefore has good drapability.They also can be by mould pressing process production moulding composite product except the reinforced fiber as the shop Composite Laminates.But these twin shafts still exist following shortcoming to knit fabric construction and corresponding braid method thereof:
1. there is not the intertwined point as woven fabric between the filling yarn, relatively poor though they have the plane mechanical property better than woven fabric in the mechanical property of vertical fabric direction, be easy to generate warp thread and weft yarn lamination when being hit.
2. filling yarn is extracted out from organize easily knittingly.
3. existing knitting machine and the layering abreast of laying-in inlaid thread knitting skill thereof serve as a contrast into filling yarn, do not possess the function that is interweaved through weft yarn.
Three, summary of the invention:
The invention reside in the shortcoming of avoiding above-mentioned fabrics, and provide a kind of novel biaxial to weft-knitted fabric and braid method thereof and special flat knitting machine through the weft yarn feeding unit.
The technical scheme of technical solution problem of the present invention is as follows:
A kind of novel biaxial is to weft-knitted fabric, be composited (as shown in Figure 4) by knitted fabric and woven fabric structure, knitted fabric is the flat pin of a latitude ground tissue 1, woven fabric is made up of warp thread 2 and weft yarn 3, it is characterized in that: weft yarn 3 is positioned at the reverse side of the flat pin of latitude ground tissue 1, and interweave with warp thread 2, warp thread 2 alternately appears at the front 4 and the reverse side 5 of latitude plain loop sinker loop, links together with the flat pin of knitted fabric latitude ground tissue 1.
A kind of weave novel biaxial to the twin shaft of weft-knitted fabric to straight-bar machines longitude and latitude yarn feeding unit (as shown in Figure 5), it comprises needle-bar, knitting needle, Triangulum, Triangulum guide rail, it is characterized in that: it also comprises stocking yarn thread-carrier 5, it is installed in support bar 7 upper ends; Weft feeders 6, it also is installed in support bar 7 upper ends; Support bar 7 upper ends link to each other with weft feeders 6 with stocking yarn thread-carrier 5, and the lower end is fixed on the Triangulum 3; Two groups of warp thread thread-carriers 8,8 ' all are movably arranged on the warp thread thread-carrier support bar 9, are the mutual crisscross motion of inverted v-shaped, and warp thread thread-carrier support bar 9 is installed on the straight-bar machines frame, and the other end of all thread-carrier installation ends all is provided with the guide circular hole.
A kind of adopt special-purpose twin shaft to the novel biaxial of straight-bar machines longitude and latitude yarn feeding unit to the weft-knitted fabric braid method, it is characterized in that: two groups of warp thread 10,10 ' are from vertical feeding woven extent, every warp thread is fed between two pieces of knitting needles, forms the V-type mouth above knitting needle.Only feeding when lopping weaves of weft yarn, during braiding, stocking yarn thread-carrier 5 and weft feeders 6 are driven by support bar 7 and insert in the V-type opening that two groups of warp thread form, respectively stocking yarn and weft yarn from the broadwise pad to pin before and two positions of needle back, stocking yarn before the feeding pin is woven into coil, feed the weft yarn unlooped behind the pin, be clamped between two groups of warp thread.After weaving two lines, two groups of warp thread switches repeat the braiding process of above-mentioned two lines again, form the effect that is interweaved of warp thread and weft yarn, finish the braiding of a repetitive, and each repetitive is made up of four knitting lines at least.
The invention has the beneficial effects as follows:
1. filling yarn is interweaved.When fabric is subjected to the impact of vertical plane direction, be difficult for producing, so impact resistance is improved to knitted fabric than the twin shaft that does not have the effect that interweaves through the weft yarn lamination.
2. filling yarn is difficult for extracting out from organize knittingly.
3. owing to the constraint effect of latitude plain loop, Density can change in the larger context, still has the dimensions stability when filling yarn density is rarer, and drapability can also be regulated according to the size of coil.Bigger drapability can increase loop length and obtain, so more be applicable to the enhancing structure of die forming product.
4. braid method is flexible and changeable.By selecting the different method that passes and hunting period, the twin shaft that can weave different warp and weft interweavings is to knitted structure.
Four, description of drawings:
Fig. 1 warp-knitted bi-axial knit fabric construction figure
1-organizes through the level land, 2-laying-in yarn, 3-stuffer weft;
The weft-knitted twin shaft of Fig. 2 tradition is to the knit fabric construction schematic diagram
1-latitude level land tissue, 2-laying-in yarn, 3-stuffer weft;
Fig. 3 multi-layered biaxial is to the weft-knitted fabric structural representation
1-rib-loop ground tissue, 2,3-laying-in yarn, 4,5, the 6-stuffer weft;
Fig. 4 novel biaxial is to the weft-knitting structural representation
The plain stitch of 1-latitude, 2-warp thread, 3-weft yarn, 4,5-sinker loop positive and negative;
Fig. 5 novel biaxial is to straight-bar machines longitude and latitude yarn feeding unit structure chart
The 1-needle-bar, the 2-knitting needle, the 3-Triangulum, 4-Triangulum guide rail,
5-stocking yarn thread-carrier, the 6-weft feeders,
7-stocking yarn thread-carrier and weft feeders support bar,
First group of warp thread thread-carrier of 8-, first group of warp thread thread guide eyelet of 81-
8 '-the second group of warp thread thread-carrier, 81 '-the second group of warp thread thread guide eyelet,
9-warp thread thread-carrier support bar;
Fig. 6 novel biaxial is to weft-knitted fabric braiding process schematic diagram
The 1-needle-bar, the 2-knitting needle, first group of thread-carrier of 8-, 8 '-the second group of warp thread thread-carrier,
First group of warp thread of 10-, 10 '-the second group of warp thread, the 11-stocking yarn, the 12-weft yarn,
The 13-maille.
Five, the specific embodiment:
With reference to figure 4, Fig. 5 and Fig. 6, a kind of novel biaxial of the present invention is to weft-knitted fabric structure (Fig. 4), and it is by the flat pin of latitude ground tissue 1, and warp thread 2 and weft yarn 3 are formed.Weft yarn 3 is positioned at the reverse side of the flat pin of latitude ground tissue 1, and interweaves with warp thread 2, and warp thread 2 alternately appears at the front 4 and the reverse side 5 of latitude plain loop sinker loop every two rows, links together with ground tissue 1.This is a kind of fabric construction that is composited by knitted fabric and woven fabric.
The present invention adopts special-purpose twin shaft to straight-bar machines longitude and latitude yarn feeding unit (Fig. 5) above-mentioned novel biaxial to be woven to knitted fabric, its braiding process as shown in Figure 6:
1. initial position: shown in Fig. 6 (1), knitting needle 2 has just been finished the braiding of a knitting cycle, is in extreme lower position.This moment, first group of warp thread thread-carrier 8 was in the pin front position, and second group of warp thread thread-carrier 8 ' is in position behind the pin.Triangulum, stocking yarn thread-carrier and weft feeders are in the right-hand member of needle-bar, are positioned at the outside of the formed woven extent of work knitting needle.
2. the position of exchange warp thread thread-carrier: shown in Fig. 6 (2), first group of thread-carrier 8 put position behind the pin, and second group of thread-carrier 8 ' put the pin front position.
3. the braiding of first line: Triangulum, stocking yarn thread-carrier and weft feeders move from right to left, finish following braiding process:
1) knocking over: shown in Fig. 6 (3), under the effect of triangle, knitting needle rises to the extreme higher position, and old coil 13 moves on on the shank;
2) pad yarn: shown in Fig. 6 (4), under the effect of triangle, knitting needle begins to descend, and the stocking yarn thread-carrier fills up stocking yarn 11 before the pin in the pinhock, and meanwhile, weft feeders fills up knitting needle to weft yarn 12 behind;
3) knocking over, kinking, lopping: shown in Fig. 6 (5), knitting needle continues to descend, and old coil takes off on the coil that newly curves, and when knitting needle dropped to minimum point, new coil was completed into;
When first line braiding was finished, Triangulum, stocking yarn thread-carrier and weft feeders all were in the left side of machine, and stocking yarn thread-carrier and weft feeders support bar are arranged in two groups of warp thread, 10,10 ' formed opening.
4. the braiding of second line: Triangulum, stocking yarn thread-carrier and stuffer weft thread-carrier move from left to right, finish the knocking over the same with above-mentioned first line (Fig. 6 (6)), pad yarn (Fig. 6 (7)) and knocking over, kinking, the several braiding processes of lopping (Fig. 6 (8)).When first line braiding was finished, Triangulum, stocking yarn thread-carrier and stuffer weft thread-carrier were got back to initial position, the right again.
5. the position of exchange warp thread thread-carrier: shown in Fig. 6 (9), two groups of thread-carriers 8 and 8 ' are switch once more.First group of thread-carrier 8 put the pin front position, and second group of thread-carrier 8 ' put position behind the pin.
6. the braiding of the 3rd, the 4th line: Triangulum, stocking yarn thread-carrier and stuffer weft thread-carrier move again from right to left from left to right, finish and the duplicate braiding process of above-mentioned first and second lines.When Triangulum, stocking yarn thread-carrier and stuffer weft thread-carrier were got back to the right initial position, two new rows have woven to be finished.At this moment, all mechanisms of knitting machine get back to the initial position shown in Fig. 6 (1) again, and the braiding of new repetitive can begin again to carry out.A repetitive is made up of 4 knitting lines.
From above-mentioned braiding process as can be seen: filling yarn is interweaved the fabric construction, is difficult for producing through the weft yarn lamination; And braid method is flexible and changeable.By selecting the different method that passes and hunting period, the twin shaft that can weave different warp and weft interweavings is to knitted structure.
Claims (5)
1. a novel biaxial is to weft-knitted fabric, be composited by knitted fabric and woven fabric structure, knitted fabric is the flat pin of a latitude ground tissue (1), woven fabric is made up of warp thread (2) and weft yarn (3), it is characterized in that: weft yarn (3) is positioned at the reverse side of the flat pin of latitude ground tissue (1), and interweave with warp thread (2), warp thread (2) alternately appears at the front (4) and the reverse side (5) of latitude plain loop sinker loop, links together with the flat pin of knitted fabric latitude ground tissue (1).
2. novel biaxial according to claim 1 is characterized in that to weft-knitted fabric: warp thread (2) alternately appears at the front (4) and the reverse side (5) of latitude plain loop sinker loop every two rows.
One kind as braiding novel biaxial as described in the claim 1,2 to the twin shaft of weft-knitted fabric to straight-bar machines longitude and latitude yarn feeding unit, it comprises needle-bar, knitting needle, Triangulum, Triangulum guide rail, it is characterized in that: it also comprises stocking yarn thread-carrier (5), and it is installed in support bar (7) upper end; Weft feeders (6), it also is installed in support bar (7) upper end; Support bar (7) upper end links to each other with weft feeders (6) with stocking yarn thread-carrier (5), and the lower end is fixed on the Triangulum (3); Two groups of warp thread thread-carriers (8,8 ') all are movably arranged on the warp thread thread-carrier support bar (9), are the mutual crisscross motion of inverted v-shaped, and warp thread thread-carrier support bar (9) is installed on the straight-bar machines frame, and the other end of all thread-carrier installation ends all is provided with the guide circular hole.
4. to straight-bar machines longitude and latitude yarn feeding unit, it is characterized in that: described support bar (7) is arc to braiding novel biaxial according to claim 3 to the twin shaft of weft-knitted fabric.
One kind adopt claim 3 or 4 special-purpose twin shafts to the novel biaxial of straight-bar machines longitude and latitude yarn feeding unit to the weft-knitted fabric braid method, it is characterized in that: two groups of warp thread (10,10 ') are from vertical feeding woven extent, every warp thread is fed between two pieces of knitting needles, forms the V-type mouth above knitting needle.Only feeding when lopping weaves of weft yarn, during braiding, stocking yarn thread-carrier (5) and weft feeders (6) drive to be inserted in the V-type opening that two groups of warp thread form by support bar (7), respectively stocking yarn and weft yarn from the broadwise pad to pin before and two positions of needle back, stocking yarn before the feeding pin is woven into coil, feed the weft yarn unlooped behind the pin, be clamped between two groups of warp thread, after weaving two lines, two groups of warp thread switches repeat the braiding process of above-mentioned two lines again, form the effect that is interweaved of warp thread and weft yarn, finish the braiding of a repetitive, each repetitive is made up of four knitting lines at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02155182 CN1420223A (en) | 2002-12-18 | 2002-12-18 | Double axial weft-knitted fabric, its knitting method and warp and weft feeding device of special flat-bed machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02155182 CN1420223A (en) | 2002-12-18 | 2002-12-18 | Double axial weft-knitted fabric, its knitting method and warp and weft feeding device of special flat-bed machine |
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| CN1420223A true CN1420223A (en) | 2003-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 02155182 Pending CN1420223A (en) | 2002-12-18 | 2002-12-18 | Double axial weft-knitted fabric, its knitting method and warp and weft feeding device of special flat-bed machine |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100406628C (en) * | 2004-04-29 | 2008-07-30 | 东华大学 | Biaxial reinforcement weft interval knitting structure, weaving method and special-purpose apparatus therefor |
| CN100441758C (en) * | 2004-10-20 | 2008-12-10 | 东华大学 | Knitting structure, method and apparatus |
| CN101660243B (en) * | 2009-09-21 | 2011-05-11 | 东莞永程运动用品有限公司 | Knitting method of knitted check tape and device for implementing same |
| CN101736515B (en) * | 2009-12-30 | 2011-07-27 | 南通纺织职业技术学院 | Multi-layered warp knitted weft insertion weaving knitting composite structure and weaving method therefor and yarn feeding device |
| CN103924368A (en) * | 2013-01-10 | 2014-07-16 | 株式会社岛精机制作所 | Knitted Fabric Base Material Formation Method And Knitted Fabric Base Material |
| CN105734796A (en) * | 2014-12-27 | 2016-07-06 | 株式会社岛精机制作所 | Knitting method |
| CN108588989A (en) * | 2018-03-29 | 2018-09-28 | 武汉纺织大学 | A kind of weaving method of the unidirectional elastic fabric of weft knitting |
| CN110777475A (en) * | 2019-11-11 | 2020-02-11 | 常州市宏发纵横新材料科技股份有限公司 | Unidirectional fabric and warp knitting process and application method thereof |
| CN112760792A (en) * | 2021-01-29 | 2021-05-07 | 天津工业大学 | Single-axial weft knitted fabric and manufacturing method thereof |
| CN115287811A (en) * | 2022-08-08 | 2022-11-04 | 常熟市国光机械有限公司 | Weft flat single-layer braided fabric warp-lining weft-lining weaving method |
| CN115305629A (en) * | 2022-08-08 | 2022-11-08 | 常熟市国光机械有限公司 | Weft insertion and weft insertion double-axial knitting structure flat knitting machine yarn feeding device and knitting method |
-
2002
- 2002-12-18 CN CN 02155182 patent/CN1420223A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100406628C (en) * | 2004-04-29 | 2008-07-30 | 东华大学 | Biaxial reinforcement weft interval knitting structure, weaving method and special-purpose apparatus therefor |
| CN100441758C (en) * | 2004-10-20 | 2008-12-10 | 东华大学 | Knitting structure, method and apparatus |
| CN101660243B (en) * | 2009-09-21 | 2011-05-11 | 东莞永程运动用品有限公司 | Knitting method of knitted check tape and device for implementing same |
| CN101736515B (en) * | 2009-12-30 | 2011-07-27 | 南通纺织职业技术学院 | Multi-layered warp knitted weft insertion weaving knitting composite structure and weaving method therefor and yarn feeding device |
| CN103924368A (en) * | 2013-01-10 | 2014-07-16 | 株式会社岛精机制作所 | Knitted Fabric Base Material Formation Method And Knitted Fabric Base Material |
| CN103924368B (en) * | 2013-01-10 | 2016-01-27 | 株式会社岛精机制作所 | The formation method of knitted fabric base material and knitted fabric base material |
| CN105734796A (en) * | 2014-12-27 | 2016-07-06 | 株式会社岛精机制作所 | Knitting method |
| CN105734796B (en) * | 2014-12-27 | 2017-12-01 | 株式会社岛精机制作所 | Weaving method |
| CN108588989A (en) * | 2018-03-29 | 2018-09-28 | 武汉纺织大学 | A kind of weaving method of the unidirectional elastic fabric of weft knitting |
| CN110777475A (en) * | 2019-11-11 | 2020-02-11 | 常州市宏发纵横新材料科技股份有限公司 | Unidirectional fabric and warp knitting process and application method thereof |
| CN112760792A (en) * | 2021-01-29 | 2021-05-07 | 天津工业大学 | Single-axial weft knitted fabric and manufacturing method thereof |
| CN115287811A (en) * | 2022-08-08 | 2022-11-04 | 常熟市国光机械有限公司 | Weft flat single-layer braided fabric warp-lining weft-lining weaving method |
| CN115305629A (en) * | 2022-08-08 | 2022-11-08 | 常熟市国光机械有限公司 | Weft insertion and weft insertion double-axial knitting structure flat knitting machine yarn feeding device and knitting method |
| CN115287811B (en) * | 2022-08-08 | 2023-10-27 | 常熟市国光机械有限公司 | Weft-flat single-layer braided fabric warp lining weft-knitting method |
| CN115305629B (en) * | 2022-08-08 | 2024-05-28 | 常熟市国光机械有限公司 | Weft knitting machine yarn feeding device of warp-lined weft-lined biaxial knitting structure and knitting method |
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