Polyester fabric

Abstract

The utility model discloses polyester fabric, which relates to the technical field of fabrics, and is characterized in that the polyester fabric comprises an inner layer and a surface layer, a buffer layer is arranged between the inner layer and the surface layer, the buffer layer comprises a low-density area and a high-density area, the vertical section of the low-density area is arched, the vertical section of the high-density area is rectangular, and the inner layer and the surface layer are made of polyester fabric. The height of the low-density area is larger than that of the high-density area, the end face of one side of the buffer layer is uneven, the end face of the other side of the buffer layer is flat, the surface layer abuts against the uneven end face of the buffer layer, a plurality of protrusions and pits are formed in the surface layer, and the inner layer abuts against the flat end of the buffer layer. A plurality of fixing yarns are arranged on the surface layer and penetrate through the surface layer, the buffer layer and the inner layer at the sunken parts of the surface layer. The nylon fibers are arranged in the fabric, so that the wear-resistant effect of the whole fabric is improved by utilizing the good wear resistance of materials.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fabric, more specifically, it relates to a polyester fabric. BACKGROUND

[0002] Polyester is a kind of synthetic fiber, it is a common fiber with good structural strength and wear resistance, and the polyester fabric formed by polyester composite yarn warp knitting is used frequently in daily life.

[0003] The polyester fabric is used for making clothes, decoration, luggage and other articles due to its excellent strength and relatively low price, especially on the luggage, the protective layer of the surface of the luggage is made by using the good strength and certain elasticity of the polyester material, the durability and practicability of the luggage are improved, but the conventional polyester fabric only protects the surface of the luggage, when the luggage is subjected to a large impact force, the outermost polyester fabric cannot buffer the objects in the box body, and the protective effect of the polyester fabric is limited.

[0004] Therefore, a new scheme needs to be proposed to solve this problem. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the utility model aims at providing a polyester fabric to improve the overall buffering effect of the fabric and improve the protection of the box.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a polyester fabric, comprising an inner layer and a surface layer, a buffer layer is arranged between the inner layer and the surface layer, the buffer layer comprises a low-density area and a high-density area, the vertical sectional shape of the low-density area is arc-shaped, the vertical sectional shape of the high-density area is rectangular, the height of the low-density area is greater than the height of the high-density area, one side end face of the buffer layer is uneven, the other side end face is flat, the surface layer is abutted with the uneven end face of the buffer layer, and a plurality of protrusions and recesses are formed on the surface layer, the inner layer is abutted with the flat end of the buffer layer, a plurality of fixed yarns are arranged on the surface layer, and the fixed yarns pass through the surface layer, the buffer layer and the inner layer at the recesses of the surface layer.

[0007] The utility model is further provided as follows: the buffer layer is formed by a plurality of nylon short fiber flocking, and the flocking density of the low-density area is lower than that of the high-density area.

[0008] The utility model is further provided as follows: the wear resistance of the fixed yarns is better than that of the surface layer, the fixed yarns are located in the high-density area of the buffer layer, and the number of the fixed yarns on the high-density area is greater than or equal to three.

[0009] The utility model further sets up: the surface layer and the inner layer adopt plain weave, the yarn used for weaving the surface layer adopts wear -resisting yarn, the yarn used for weaving the inner layer adopts high -strength yarn.

[0010] The utility model further sets up: wear -resisting yarn sets up double -stranded line, strand line one twists together by a plurality of terylene profiled fibre, strand line two twists together by a plurality of polyamide fibre, the cross section of terylene profiled fibre sets up triangle.

[0011] The utility model further sets up: high -strength yarn sets up core-spun yarn, the core yarn of core-spun yarn twists together by a plurality of spandex fibre, the outer package yarn of core-spun yarn twists together by a plurality of terylene fibre.

[0012] In conclusion, the utility model has following beneficial effect: the buffer layer between the inner layer and the surface layer can be deformed when the fabric is impacted by external force, so as to disperse part of impact force, thereby achieving the effect of protecting the articles in the box, and the buffer layer is divided into low-density area and high-density area, the higher low-density area is deformed to play a buffering role after being impacted by smaller impact force, in the case of larger impact force, the high-density area will participate in buffering together, further improving the buffering effect of the fabric and the service life of the fabric, the plurality of fixed yarns form a long convex strip on the surface layer, the thickness of the upper part of the fabric is increased, the overall wear resistance of the fabric is improved, and the plurality of fixed yarns can improve the overall structural strength of the fabric and reduce the possibility of the inner layer and the outer layer coming off. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 For the structure diagram of the utility model Figure 1 ;

[0014] Figure 2 For the structure diagram of the utility model Figure 2 ;

[0015] Figure 3 For the sectional view of the utility model.

[0016] In the drawing: 1, surface layer;2, buffer layer;3, inner layer;4, fixed yarn;5, protrusion;6, recess. DETAILED DESCRIPTION

[0017] The utility model is described in detail below in combination with the drawings and examples.

[0018] A terylene cloth, such as Figure 1 、 Figure 2 and Figure 3As shown, including the inner layer 3 and the surface layer 1, the buffer layer 2 is arranged between the inner layer 3 and the surface layer 1, the buffer layer 2 includes a low-density area and a high-density area, the vertical cross-sectional shape of the low-density area is arc-shaped, the vertical cross-sectional shape of the high-density area is rectangular, the height of the low-density area is greater than the height of the high-density area, one side end surface of the buffer layer 2 is uneven, the other side end surface is flat, the surface layer 1 is in abutment with the uneven end surface of the buffer layer 2, and a plurality of protrusions 5 and recesses 6 are formed on the surface layer 1, the inner layer 3 is in abutment with the flat end of the buffer layer 2, a plurality of fixed yarns 4 are arranged on the surface layer 1, the fixed yarns 4 pass through the surface layer 1, the buffer layer 2 and the inner layer 3 at the recesses 6 of the surface layer 1, the buffer layer 2 between the inner layer 3 and the surface layer 1 can be deformed when the fabric is subjected to external impact force, thereby dispersing part of the impact force, and the buffer layer 2 is divided into a low-density area and a high-density area, the higher low-density area deforms to play a buffering role after being subjected to a smaller impact force, and in the case of a larger impact force, the high-density area participates in buffering together, further improving the buffering effect of the fabric and the service life of the fabric.

[0019] As shown in Figure 1 , Figure 2 and Figure 3 , the inner layer 3 is woven from high-strength yarns, the high-strength yarns are arranged as core-spun yarns, the core yarns are twisted from a plurality of spandex fibers by a twisting machine, and the outer covering yarns are twisted from a plurality of polyester fibers by a twisting machine, the core yarns and the outer covering yarns are fed into a walking spindle spinning machine, and the outer covering yarns are spirally wound outside the core yarns through a walking spindle spinning process to obtain the high-strength yarns, the spandex fibers have good elasticity, and in combination with the high-strength and wear-resistant characteristics of the polyester fibers, the high-strength yarns have good elasticity, strength and durability, the fabric organization of the inner layer 3 is plain weave, the plain weave has the effects of firm texture and wear resistance, the high-strength yarns are fed into an air-jet loom, and the inner layer 3 is woven in a stable and orderly manner according to the plain weave.

[0020] As shown in Figure 1 , Figure 2 and Figure 3As shown, the buffer layer 2 is flocked on the inner layer 3 by electrostatic flocking technology, and the low-density area and the high-density area of the buffer layer 2 are formed as follows: first, cut the nylon long fibers into nylon short fibers, and the nylon short fibers can be divided into longer and shorter nylon short fibers, the shorter nylon short fibers are used to form the high-density area, and the longer nylon short fibers are used to form the low-density area; first, apply glue on the already knitted inner layer 3, the shape of the applied glue is a rectangle, and the glue is arranged at intervals, then electrostatically flock the shorter nylon short fibers on the inner layer 3 by the electrostatic flocking machine, wait for the glue to cool down, and the inner layer 3 forms part of the buffer layer 2; similarly, apply glue between the adjacent low-density areas of the inner layer 3, and flock the longer nylon short fibers on the inner layer 3 by electrostatic flocking to form the high-density area; the electrostatic flocking machine can control the flocking density, and the nylon fibers have certain elasticity and good wear resistance, which can improve the service life of the fabric as a whole, and when subjected to impact force, the gaps between the nylon short fibers in the buffer layer 2 formed by flocking can disperse part of the impact force.

[0021] As shown in Figure 1 , Figure 2 and Figure 3 , the surface layer 1 is knitted from wear-resistant yarns, and the wear-resistant yarns are arranged as double-stranded yarns, one strand is twisted by a plurality of polyester profiled fibers through a twisting machine, and the other strand is twisted by a plurality of nylon fibers through a twisting machine, and then the two strands are fed into the twisting machine to obtain the wear-resistant yarns, wherein the cross section of the polyester profiled fiber is triangular, the triangular polyester profiled fiber can make the surface of the polyester profiled fiber smooth and lustrous, and can reduce the friction coefficient with external substances, combined with the excellent wear resistance of the nylon fiber, the wear-resistant yarns have excellent wear resistance, and the wear-resistant yarns are fed into the air jet loom to stably knit the surface layer 1 according to the plain weave organization. The simple and compact knitting method of the plain weave can ensure that the surface layer 1 has good wear resistance.

[0022] As shown in Figure 1 , Figure 2 and Figure 3As shown, the fixing yarn 4 is set as a nylon yarn, and the yarn thickness of the fixing yarn 4 is greater than the yarn thickness of the wear-resistant yarn and the high-strength yarn. The nylon yarn has excellent wear-resistant effect, and the relatively thick fixing yarn 4 is fixed on the surface layer 1, which plays the role of fixing the surface layer 1, the buffer layer 2 and the inner layer 3, and also plays the role of protecting the surface layer 1. The end face of the inner layer 3 with the buffer layer 2 is upward, and the surface layer 1 is laid on the buffer layer 2. The surface layer 1 is affected by gravity, and a depression 6 is generated in the low-density area with low height, and a protrusion 5 is formed in the high-density area with low height. Then the fixing yarn 4 is inserted into the surface layer 1, the buffer layer 2 and the inner layer 3 through an automatic sewing machine. The sewing position is in the high-density area of the buffer layer 2, and the number of the fixing yarn 4 in the high-density area is greater than or equal to three. A long protrusion is formed on the surface layer 1 by the plurality of fixing yarns 4, the thickness of the upper part of the fabric is increased, the overall wear-resistant effect of the fabric is improved, and the overall structural strength of the fabric is improved by the plurality of fixing yarns 4, so that the possibility of the inner layer 3 and the outer layer being separated is reduced.

[0023] The preferred embodiments of the present application are described above, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solutions falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A polyester cloth comprising an inner layer (3) and a surface layer (1), characterized in that: The buffer layer (2) is provided between the inner layer (3) and the surface layer (1), the buffer layer (2) comprises a low-density area and a high-density area, the vertical cross-sectional shape of the low-density area is arc-shaped, the vertical cross-sectional shape of the high-density area is rectangular, the height of the low-density area is greater than the height of the high-density area, one side end surface of the buffer layer (2) is uneven, the other side end surface is flat, the surface layer (1) is in abutment with the uneven end surface of the buffer layer (2), and a plurality of protrusions (5) and recesses (6) are formed on the surface layer (1), the inner layer (3) is in abutment with the flat end of the buffer layer (2), a plurality of fixed yarns (4) are arranged on the surface layer (1), and the fixed yarns (4) pass through the surface layer (1), the buffer layer (2) and the inner layer (3) at the recesses (6) of the surface layer (1).

2. A polyester fabric as claimed in claim 1, wherein: The buffer layer (2) is formed by planting a plurality of nylon short fibers, and the planting density of the low-density area is lower than that of the high-density area.

3. The polyester fabric according to claim 1, wherein: The wear resistance of the fixed yarn (4) is better than that of the surface layer (1), the fixed yarn (4) is located in the high-density area of the buffer layer (2), and the number of fixed yarns (4) on the high-density area is greater than or equal to three.

4. The polyester fabric according to claim 1, wherein: The surface layer (1) and the inner layer (3) adopt plain weave, the yarn used for weaving the surface layer (1) is wear-resistant yarn, and the yarn used for weaving the inner layer (3) is high-strength yarn.

5. A polyester fabric according to claim 4, wherein: The wear-resistant yarn is provided as a double-stranded yarn, the first strand is twisted by a plurality of polyester profile fibers, the second strand is twisted by a plurality of nylon fibers, and the cross section of the polyester profile fiber is triangular.

6. A polyester fabric as claimed in claim 4, wherein: The high-strength yarn is provided as a core-spun yarn, the core yarn of the core-spun yarn is twisted by a plurality of spandex fibers, and the outer covering yarn of the core-spun yarn is twisted by a plurality of polyester fibers.

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