CN117822173A - Preparation method of spandex-free elastic swimwear fabric and swimwear fabric - Google Patents

Abstract

The invention discloses a preparation method of spandex-free elastic swimsuit fabric and swimsuit fabric, belonging to the technical field of textile fabric.

Description

Preparation method of spandex-free elastic swimwear fabric and swimwear fabric

Technical Field

The invention discloses a textile fabric technology, in particular to a preparation method of spandex-free elastic swimwear fabric and the swimwear fabric.

Background

Modern human beings have higher requirements on elasticity and comfort of textiles along with the improvement of living standard, and particularly, along with the improvement of 'national fitness' concepts, people have higher requirements on comfort of clothes along with arousal of sports fitness consciousness.

Most of elastic swimwear fabrics in the market are made of lycra fabrics, namely spandex fibers, but the cost of spandex products is high, the problem that the spandex products are difficult to dye and are not colored is solved, in addition, the spandex products are also exposed and damaged by willow during spinning, the appearance is influenced when the swimwear adopting the spandex products is worn, the spandex rebound force is large, and the spandex products are easy to wear and cause tight-tightening uncomfortable feeling.

Disclosure of Invention

The invention aims to solve the problems and provide a preparation method of spandex-free elastic swimwear fabric and the swimwear fabric.

In order to achieve the above purpose, the present invention provides the following technical solutions: a preparation method of spandex-free elastic swimsuit fabric, a warp yarn system comprises the following steps:

s1, let-off warp yarns, binding warp yarns and lining warp yarns are carried out through a let-off device with five warp beams, and the warp yarns of the same layer of fabric are wound on the same warp beam when the warp yarns are woven;

s2, connecting five transmission shafts through bearings from top to bottom by a beam frame, sequentially passing yarns through a heald frame, a reed and a shuttle by the beam, and driving an A clamping plate and a B clamping plate to clamp curled yarns by a sliding block controlled by a stepping motor transmission screw rod;

s3, the warp beam passes through the transmission shafts and can freely rotate on the transmission shafts, the tension motor drives each transmission shaft to rotate, tension spring pressure is adjusted to change warp transmitting tension, and the warp beam is controlled to forward warp through the friction plate, wherein the warp transmitting sequence is 'face warp-binding warp-lining warp-binding warp-face warp'.

By adopting the technical scheme, the warp system adopts the let-off mode of the multi-beam let-off device, so that the arrangement of different warps in each layer can be adjusted.

Preferably, the weft yarn system comprises the steps of:

m1, warp threads penetrate through harness eyes of six steel sheet healds of a multi-layer multi-shed loom, and the warp threads are automatically arranged in layers;

m2, arranging shed of weft inserted by weft insertion device in interval between warp layers arranged in layers;

and M3, performing three-dimensional interweaving with warp yarns of the warp yarn system through up-and-down alternating motion of healds with steel sheet healds.

By adopting the technical scheme, the weft yarn system can lighten the damage to each layer of warp yarns during the stereoscopic interweaving in a multi-layer multi-shed weaving mode.

Preferably, in step M3, the number of steel heald sheets used is at least 2.

By adopting the technical scheme, at least 2 healds can realize normal weaving of each layer during warp and weft three-dimensional interweaving.

Preferably, in step S2, at least one reed is penetrated by a warp yarn of one interweaving cycle.

By adopting the technical scheme, the warp and weft density and the weft coverage rate are improved in the mode, and the compactness of the prepared fabric is kept.

Preferably, the binder warp yarns are each interwoven with the weft yarns at an oblique angle of 45 °.

By adopting the technical scheme, the interweaving fastness of the weft yarns and the binding warp yarns can be improved through the interweaving at an inclined angle of 45 degrees, and the firmness of the prepared fabric is improved.

The swimsuit fabric prepared by the preparation method of the spandex-free elastic swimsuit fabric comprises a surface layer area interweaved by surface warp yarns and weft yarns and an elastic area interweaved by binding warp yarns, weft yarns and lining warp yarns, wherein the surface warp yarns and the weft yarns are all nylon filaments of FDY T40/24, and the binding warp yarns, the weft yarns and the lining warp yarns are all polyester filaments of DTY T50/24F.

By adopting the technical scheme, the nylon filaments and the polyester filaments can be interwoven into the fabric which is not exposed at the bottom and has moderate coverage and density, and the nylon filaments can be subjected to the coloring and dyeing process, so that the defects brought by adopting spandex are overcome.

Compared with the prior art, the invention has the beneficial effects that:

the three-dimensional multi-layer warp let-off of the three-dimensional regular angle interlocking weave warp yarn system is realized through the warp let-off mode of the multi-beam warp let-off device, the multi-layer weft let-off of the three-dimensional regular angle interlocking weave weft yarn system is realized through the weft let-off weaving of the multi-layer multi-shed weaving, the abrasion between weft yarns and warp yarns can be reduced, the weaving fastness is improved, the thickness and the compactness of the three-dimensional woven fabric are kept, the woven swimsuit fabric has the four-side elastic taking effect, and the defects that the spandex swimsuit fabric is exposed and the warp willow is defective and dyeing and coloring cannot be carried out are overcome.

Drawings

Fig. 1 is a schematic structural view of a swimwear fabric according to a third embodiment;

fig. 2 is a schematic structural view of a warp let-off device and a curling device according to the first embodiment;

FIG. 3 is a schematic diagram showing the transmission of the transmission shaft and the beam in the let-off frame according to the first embodiment;

fig. 4 is a schematic view of the structure of a multi-layer, multi-shed loom according to the second embodiment.

Reference numerals: 1. a face warp yarn; 2. binding warp yarns; 3. weft yarns; 4. lining warp; 5. a warp beam; 6. a stepping motor; 7. a screw rod; 8. a clamping plate B; 9. a clamping plate; 10. a shuttle; 11. reed; 12. a heald frame; 13. a creel; 14. a slide block; 15. a tension spring; 16. a friction plate; 17. a cylinder; 18. a transmission shaft; 19. a weft insertion device; 20. and (5) a steel sheet heald wire.

Detailed Description

In the following description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

A preparation method of spandex-free elastic swimsuit fabric comprises the following three-dimensional regular angle interlocking structure of three-dimensional interweaving of a warp yarn system in a first embodiment and a weft yarn system in a second embodiment.

Embodiment one:

as shown in fig. 2-3, the warp system comprises the steps of:

s1, warp feeding is carried out on a face warp 1, a binding warp 2 and a lining warp 4 through a warp feeding device with five warp beams 5, and warps of the same layer of fabric are wound on the same warp beam 5 when the warps are woven;

s2, connecting five transmission shafts 18 through bearings from top to bottom by a creel 13, enabling yarns to sequentially pass through a heald frame 12, a reed 11 and a shuttle 10 by a warp beam 5, driving an A clamping plate 9 and a B clamping plate 8 to clamp curled yarns by a sliding block 14 controlled by a stepping motor 6 for driving a screw rod 7, wherein in the step S2, the warp and weft density of the fabric and the overlapping of weft yarns 3 need to be considered when the fabrics enter the reed, if the number of the reeds is too small, the appearance effect of twill patterns can be displayed, the thickness is insufficient, the thickness is lost, the tightness is lost, and for this reason, at least one reed 11 is penetrated by warp yarns of one interweaving cycle, the warp and weft density can be ensured to be enough, and the weft yarns 3 can cover all layers of the fabric, and the sufficient tightness is kept;

s3, the warp beam 5 is penetrated on the transmission shaft 18 and can freely rotate on the transmission shaft 18, the tension motor drives each transmission shaft 18 to rotate, the tension spring 15 is regulated to change the warp transmitting tension, the friction plate 16 controls the warp beam 5 to forward the warp, and the warp transmitting sequence is 'face warp 1-binding warp 2-lining warp 4-lining warp 2-lining warp 4-binding warp 2-face warp 1'

Each transmission shaft 18 is connected with a tension motor through a gear, an air cylinder 17 is arranged at the tail end of each transmission shaft 18, the tension motor drives each transmission shaft 18 to rotate, and when the warp tension is smaller than the friction force generated by the friction plate 16, the warp beam 5 is reversed to roll back the warp, so that the warp is prevented from loosening. When the warp yarn tension is equal to the friction force generated by the friction plate 16, the transmission shaft 18 and the friction plate 16 are still in reverse rotation, but the warp beam 5 does not rotate, and the friction plate 16 and the warp beam 5 keep sliding friction, so that the warp yarn maintains a certain tension. The tension of the warp yarn can be adjusted by adjusting the pressure of the tension spring 15. When let-off is required, the warp tension is greater than the friction force generated by the friction plate 16, so that the warp beam 5 is transferring warp.

The coiling device adopts an A clamping plate 9 fixed on a coiling table and a B clamping plate 8 fixed on a sliding block 14, the sliding block 14 can slide back and forth on the coiling table along the warp direction through a sliding groove, and the sliding block 14 is connected with the stepping motor 6 through a lead screw. When the fabric is coiled, the sliding block 14 is positioned at one side close to the weaving port, the A clamping plate 9 is opened, the B clamping plate 8 clamps the fabric to be coiled, when the sliding block 14 moves to one side close to the stepping motor 6, the A clamping plate 9 clamps the fabric to prevent the fabric from possibly backing under the action of warp tension when the B clamping plate 8 is opened, the A clamping plate 9 releases the fabric, and the sliding block 14 is retracted to one side close to the weaving port; when the slide block 14 retreats to one side close to the weaving port, the B clamping plate 8 clamps the fabric, and the A clamping plate 9 is loosened to continuously pull the fabric to be coiled.

Embodiment two:

as shown in fig. 4, the weft yarn system comprises the steps of:

m1, warp yarn passes through harness eyes of six steel sheet harness wires 20 of the multi-layer multi-shed loom, and warp yarn is automatically layered;

m2, the shed of weft yarn 3 penetrated by weft insertion device 19 is arranged in the interval of warp yarn layers which are arranged in layers;

m3, the warp yarn of the warp yarn system is spatially interweaved by the up-and-down alternating motion of the heald with the steel sheet heald 20.

For the two groups of binding warp yarns 2 with mirror symmetry in the fabric interweaving three-dimensional structure, the weaving adopts a multi-layer multi-shed weaving mode, the number of open shed is equal to the number of layers used by weft yarns 3, weft insertion is carried out simultaneously by means of weft insertion devices 19 with the same number of layers as the weft yarns 3, warp yarns pass through specially-made steel sheet healds 20, and each steel sheet heald 20 is provided with heald eyes with the number being greater than 1, so that the warp yarns are automatically layered and the interval between layers is used as a channel of the shed of the weft insertion device 19, and then a plurality of weft yarns 3 can be simultaneously introduced, and three-dimensional interweaving is completed by means of up-down alternate motion among healds.

Embodiment III:

as shown in figure 1, the swimsuit fabric prepared by the preparation method of the spandex-free elastic swimsuit fabric comprises a surface layer area interweaved by surface warp 1 and weft 3 and an elastic area interweaved by binding warp 2, weft 3 and warp 4, wherein the surface warp 1 and weft 3 are all made of nylon filaments of FDY T40/24, the binding warp 2, weft 3 and warp 4 are all made of polyester filaments of DTY T50/24F, the nylon filaments of FDY T40/24 are roving, the model has tighter resilience, the surface layer area on the inner surface and the outer surface of the swimsuit fabric can be endowed with enough wrapping tightness, the surface layer area of the swimsuit fabric is endowed with enough fitting performance, the DTY T50/24F polyester filaments are novel polyester fibers, the water inlet contractibility of the finished product of the swimsuit fabric is close to that of a spandex product, the pressure feeling and the air permeability are excellent, the three-dimensional PBT polyester fibers can reach 47% by using a regular angle interlocking structure mode, and the four-sided stretch effect of the swimsuit fabric is ensured by adopting a pre-shrinking process.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The preparation method of the spandex-free elastic swimsuit fabric is characterized in that a warp system comprises the following steps:

s1, let-off is carried out on a face warp (1), a binding warp (2) and a lining warp (4) through a let-off device with five warp beams (5), and the warp yarns of the same layer of fabric are wound on the same warp beam (5) when the warp yarns are woven;

s2, a beam frame (13) is connected with five transmission shafts (18) from top to bottom through bearings, yarns sequentially pass through a heald frame (12), a reed (11) and a shuttle (10) through a beam (5), and a sliding block (14) controlled by a stepping motor (6) for driving a screw rod (7) drives an A clamping plate (9) and a B clamping plate (8) to clamp curled yarns;

s3, the warp beam (5) is penetrated on the transmission shaft (18) and can freely rotate on the transmission shaft (18), the transmission shafts (18) are driven to rotate through tension motors, tension springs (15) are adjusted to change the warp transmitting tension, the warp beam (5) is controlled to forward the warp through friction plates (16), and the warp transmitting sequence is' face warp (1) -binding warp (2) -lining warp (4) -binding warp (2) ".

2. The method of making a spandex-free elastic swimwear fabric of claim 1, wherein the weft yarn system comprises the steps of:

m1, warp yarn passes through harness eyes of six steel sheet harnesses (20) of the multi-layer multi-shed loom, and the warp yarn is automatically layered;

m2, the shed of the weft insertion device (19) penetrating through the weft yarn (3) is arranged in the interval between the warp yarn layers which are arranged in layers;

m3, the warp yarn of the warp yarn system is interweaved in a three-dimensional way through the up-and-down alternating motion of the heald with the steel sheet heald (20).

3. The method for producing a spandex-free elastic swimwear fabric according to claim 2, wherein in the step M3, the number of sheets of steel heald (20) used is at least 2.

4. A method for producing a spandex-free elastic swimwear fabric according to claim 2, characterized in that in step S2, a warp yarn of an interweaving cycle is threaded into at least one reed (11).

5. The method of producing a spandex-free elastic swimwear fabric of claim 2, wherein the binding warp yarns (2) are interwoven with the weft yarns (3) at an oblique angle of 45 °.

6. A swimwear fabric prepared by any one of claims 1-5, comprising a facing layer area interwoven by a facing warp yarn (1) and a weft yarn (3) and an elastic area interwoven by a binding warp yarn (2), a weft yarn (3) and a lining warp (4), wherein the facing warp yarn (1) and the weft yarn (3) are all nylon filaments of FDY T40/24, and the binding warp yarn (2), the weft yarn (3) and the lining warp (4) are all polyester filaments of DTY T50/24F.