JPH08337940A - Three-dimensional woven fabric - Google Patents

Abstract

PURPOSE: To produce a woven fabric having high-strength by integrally constituting a flange part and a vertical part branched in fin shape from the flange part by weaving and making waterproofing treatment of attaching part of tent fabric unnecessary and preserving sufficient strength without releasing even if melted to tent fabric. CONSTITUTION: This three-dimensional woven fabric 1 is constituted from a long flange part 1a (1a' and 1a") having a prescribed width W (e.g. 5-600mm) and two sheets of vertical parts 1b (1b' and 1b") branched in fin shape in the different directions in warp direction from the halfway (branched position K) in the width direction of the flange part 1a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a three-dimensional fabric formed by integrally branching a vertical portion into a fin shape from the middle of the flange portion having a predetermined width in the width direction.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 19A, for example, a mounting cloth S is sewn to a pipe mounting portion of a tent cloth T, and the mounting cloth S is bound to a pipe P by a string or the like as shown by a dotted line. And then attached, as shown in FIG. 19 (B),
A coarse portion having a predetermined width is woven in the central portion of the attachment cloth S ', and the coarse portion is integrally welded to the tent cloth T by a weldable sheet or the like, and the attachment cloth S'is connected to the pipe P as shown by a dotted line.
There was something to attach to.

[0003]

However, the above conventional method has the following problems to be solved. 1) The method of sewing the attachment cloth S to the tent cloth T may cause water leakage from the seams and requires waterproofing treatment. 2) In the method of welding the tent cloth T'to the rough portion of the mounting cloth S ', the pulling force is concentrated on the edge of the welding portion, and the peeling is easy.

An object of the present invention is to obtain a high-strength three-dimensional woven fabric by integrally forming a flange portion and a vertical portion branching from the fin portion in a fin-like shape by weaving, and in particular, waterproofing the attachment portion of the tent cloth. It is an object of the present invention to provide a three-dimensional woven fabric that does not require treatment, is hard to peel off even when it is welded to a tent cloth, and has sufficient strength.

[0005]

In the three-dimensional fabric of the present invention, a weft yarn woven into a warp yarn of a flange portion having a predetermined width is branched from the middle of the flange portion in the width direction to be woven with the warp yarn of the vertical portion. As a result, the vertical portion is integrally formed in a fin-like shape from the middle of the flange portion in the width direction. Further, the number of times the weft yarn branches from the flange portion to the vertical portion is adjusted so that the weaving density of the vertical portion and the weaving density of the flange portion are different. Further, one vertical portion is branched from the middle of the flange portion in the width direction, or a plurality of vertical portions are alternately branched from the same or different branch positions in the width direction of the flange portion. And Furthermore, the vertical portion can be appropriately joined to the sheet, and in particular, the vertical portion is roughly woven so that the vertical portion can be integrally welded to the weldable sheet.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, reference numeral 1 denotes a three-dimensional woven fabric, which is an elongated flange portion 1a (1a ′, 1a ″) having a predetermined width W (for example, 5 to 600 mm) and a middle portion of the flange portion 1a in the width direction ( It is composed of two vertical portions 1b (1b ', 1b ") branched from the branching position K) in different directions along the warp direction. still,
The length of the three-dimensional fabric 1, the width W of the flange portion 1a, the width U of the vertical portion 1b, the branch position K of the vertical portion 1b, and the like are appropriately set according to the purpose of use of the three-dimensional fabric of the present invention. .

FIG. 2 shows a cross section of the three-dimensional fabric 1 cut in its width direction (weft direction). The flange portion 1a is shown in FIG.
Left and right warp yarns X1 and X2 of (1a ′, 1a ″) or left and right warp yarns X of the vertical portion 1b (1b ′, 1b ″).
The number of each of 3 and X4 is not limited to this, and for example, the warp yarns X1 and X2 each have 112 yarns, the warp yarns X3 and X4 each have 20 yarns, and the like. It can be appropriately set according to the purpose. Y is a weft.

As a method of weaving the three-dimensional woven fabric 1, for example, as shown in FIG. 2 (A), the weft Y is woven into the warp X3 from the tip of one vertical portion 1b 'toward the base to form a flange portion. When it reaches the branch position K of 1a, it is woven into the warp yarn X2 of the opposite flange portion 1a ". In this case, the weft yarns Y are several continuous warp yarns X3 (three in this embodiment) in the vertical portion 1b '. And the weft Y is formed on the flange portion 1.
A plain weave design is formed with the warp yarn X2 of a ″ and folded back at the end.

The weft Y, which is folded back at the end of the flange 1a ", passes through the branch position K, and the flange portion 1 on the opposite side.
It is woven into the warp yarn X1 of a'and folded back at the tip of the flange portion 1a 'to form a plain woven fabric with the warp yarn X1. The weft Y, which has returned to the branch position K again, is the vertical portion 1 on the opposite side.
It is woven into the warp yarn X4 of b ″. In this case also, the weft yarn Y
Rises and falls over several continuous warp yarns X4.

Next, as shown in FIG. 2B, the weft Y is folded back at the tip of the vertical portion 1b "and the warp X4 is formed.
And Suzaku organization. When the weft Y reaches the branch position K of the flange 1a, it is woven into the warp X1 of the flange 1a 'on the opposite side. The weft yarn Y is folded back at the end of the flange portion 1a 'to form a plain weave design with the warp yarn X1.

Subsequently, the weft Y passes through the branching position K and is woven into the warp yarn X2 of the flange portion 1a "and folded back at its tip to form a plain weave design with the warp yarn X2. The weft Y is the vertical part 1 on the opposite side.
It is woven into the warp yarn X3 of b'to form a satin design. The weft Y reaching the tip of the vertical portion 1b 'is shown in FIG.
Then, the above weaving is repeated.

According to the weaving method of this embodiment, while the weft Y makes two reciprocations in the flange portion 1a, it makes one reciprocation in each of the vertical portions 1b 'and 1b ", and as a result, the vertical portion 1b becomes the flange. The eyes are coarser than the portion 1a.
Furthermore, by making the vertical portion 1b a satin weave design, a coarse design can be emphasized.

In this embodiment, the flange portion 1a has a plain weave design and the vertical portion 1b has a satin weave design. However, the three-dimensional fabric of the present invention is not limited to this, and the flange part 1a is twill weave or satin weave. May be another organization,
Further, the vertical portion 1b may have another structure such as a plain weave or a twill weave, and may be configured by appropriately combining these structures.

FIG. 3 (A) shows a tent cloth 2 and the three-dimensional woven fabric 1. The vertical portion 1b of the three-dimensional woven fabric 1 constructed as described above is replaced with a tent as shown in FIG. 3 (B). It is integrally bonded to the cloth 2. As this joining method, for example, as shown in an enlarged view of the main part in FIG. 3 (C), the coarse vertical portion 1b is attached to the tent cloth 2 and the heat-meltable tape 3.
The heat-meltable tape 3 is welded to the tent cloth 2 through the coarse portion of the vertical portion 1b by applying pressure while applying heat in the state of being sandwiched by.

As described above, the flange portion 1a of the three-dimensional fabric 1 integrated with the tent cloth 2 has a pipe (not shown).
It is attached so as to involve. Therefore, the tensile force acting on the flange portion 1a is the branch portion K of the three-dimensional fabric 1.
In this embodiment, the vertical portions 1b are integrally woven with the common weft Y on both sides of the branch portion K,
Moreover, since the vertical portion 1b is integrally joined to the tent cloth T, the three-dimensional woven fabric 1 has a structure that is difficult to be peeled off from the tent cloth T as a whole.

FIG. 4 shows a second embodiment of the three-dimensional fabric 4 in which the number of the vertical portions 1b is one.
5A, first of all, as shown in FIG. 5A, the flange portion 1a (1a ′, 1a ″) is reciprocated two times to form the warp yarns X1 and X2 and the plain weave fabric. ), It is inserted into the warp yarn X1 of the flange portion 1a ', woven from the branch position K into the warp yarn X3 of the vertical portion 1b, and folded back at the tip to return to the branch position K while forming the satin structure with the warp yarn X3. , Again, the warp yarn X of the flange portion 1a '
1 to form a flat structure and reach the end of the flange portion 1a '. Weft Y reaching the end of flange 1a '
Returns to the state of FIG. 5 (A), and the above weaving is repeated thereafter.

According to the second embodiment, the flange portion 1a
During the two round trips, the vertical portion 1b is reciprocated once, and the vertical portion 1b becomes coarse.
In this embodiment, the flat portion of the flange portion 1a 'is thicker than that of the flange portion 1a ", but in order to eliminate this, the weft yarn Y to be inserted into the flange portion 1a' is removed every three times.
You may woven it in the ratio of times. Further, also in the second embodiment, each woven structure is not limited to this.

FIG. 6 shows a third embodiment of the three-dimensional woven fabric 5 in the case where there are two vertical portions 1b and the branch portions K1 and K2 are distant from each other.
The movement of the weft Y is, as shown in FIG.
One back and forth while weaving a plain design with the warp yarns X1, X5 and X2 of the flange portion 1a, and then, as shown in FIG. 7 (B), while being woven into the warp yarn X1 of the flange portion again, passes through the branch position K1. At the branch position K2, it is woven into the warp yarn X4 of the vertical portion 1b ″ and folded back at the tip to form a satin design with the warp yarn X4 and returns to the branch position K2 to form a flat design with the intermediate warp yarn X5 of the flange portion 1a. The branch position K1 is woven into the warp yarn X3 of the vertical portion 1b '.

As shown in FIG. 7C, the weft Y is
The warp yarn X3 is folded back at the tip of the vertical portion 1b '.
While returning to the branching position K1 while forming a satin design, the satin design is woven into the warp yarns X5 and X2 of the flange portion 1a. The weft yarn Y that has reached the tip of the flange portion 1a returns to the other end while folding back and weaving a plain design with the warp yarns X2, X5 and X1 of the flange portion 1a, and weaving again from the state of FIG. 7 (A). repeat. Also in the third embodiment, as a result, the vertical portions 1b 'and 1b "are reciprocated once every time the flange portion 1a is reciprocated twice, and the vertical portion 1b becomes coarse. In the present embodiment, the flat design with the weft Y inserted in the warp X5 between the two branch positions K1 and K2 becomes thick, but in order to eliminate this, the weft Y inserted here is set to three times. The empty weaving may be performed once.In the third embodiment, each weaving structure is not limited to this.

FIG. 8 shows the vertical portion 1b (1b ', 1
FIG. 9 (A) shows a fourth embodiment of the three-dimensional fabric 6 in the case where the number of b ″) is two and the flange part 1a branches from one end. As shown in the figure, first, a flat design is woven with the warp yarn X1 of the flange portion 1a, and at one end thereof, the warp yarn X of one vertical portion 1b 'is formed.
3 and folds back at the tip to form a satin design with the warp yarn X3, returns to the branch position K, and is again inserted into the warp yarn X1 of the flange portion 1a to form a flat design, and the end portion of the flange portion 1a. Reach

The weft yarn Y reaching the end of the flange portion 1a is
As shown in FIG. 9B, the warp yarn X of the flange portion 1a is again formed.
1 is woven into a flat design and is woven into the warp yarn X4 of the other vertical portion 1b ″ at one side end thereof and folded back at the tip to form a satin design with the warp yarn X4 and the branch position K
Then, it is again inserted into the warp yarn X1 of the flange portion 1a to form a flat design, and returns to the end portion of the flange portion 1a. Also in the fourth embodiment, as a result, the flange portion 1a is
During reciprocation, the vertical parts 1b 'and 1b "are reciprocated once, and the vertical part 1b becomes coarse. Also in the fourth embodiment, each weave structure is limited to this. Not a thing.

The fifth embodiment of the three-dimensional fabric shown in FIG. 10 is
The structure is basically the same as that of the three-dimensional woven fabric 1 of the first embodiment shown in FIG. 1, but as is clear from FIG. 11 (A), the needles N (N1 and N2) in two upper and lower stages. Thus, the flange portion 1a (1a ′, 1a ″) and the vertical portion 1b (1b ′, 1b ″) are woven, respectively, and the branch position K is integrally bound with the binding thread R to form a three-dimensional woven fabric. This is different from the first embodiment.

As a method of weaving the three-dimensional woven fabric 7, first, as shown in FIG.
The weft Y1 hooked at the tip of No. 1 is woven into the warp X3 from the initial position of the tip of the upper vertical portion 1b ',
When the branch position K is reached, the upper flange portion 1 continues.
It is woven into the warp yarn X1 of a'and folded at the tip portion of the flange portion 1a 'by loop knotting Q by the weft yarn Y1 itself.
Return to the initial position through b '.

When the needle N1 returns to its initial position,
The upper and lower openings of the warp yarn X3 and the warp yarn X1 are moved in opposite directions to intersect each other, and then the needle N1 is reciprocally moved.
The weft Y1 is woven into the warp X3 and the warp X1. In this embodiment, a vertical portion 1b 'of satin weave design is formed with the warp yarn X3, and a flange portion a'of plain weave design is formed with the warp yarn X1. The needle N2 located on the lower side also reciprocates simultaneously with the needle N1 to form a vertical portion 1b ″ of a satin weave design between the weft Y2 and the lower warp X4, and the weft Y2 and the warp X2 are combined. In between, a flange portion a ″ having a plain weave structure is formed.

Subsequently, as shown in FIG. 11 (B), while the needles N1 and N2 make two reciprocations, they are weaved between the warp yarns X3 and X4 in the vertical portions 1b 'and 1b ", 11A is repeated and the upper and lower woven fabrics have the binding yarn R at the branch position K.
Are sewn together as a unit.

FIG. 12 shows a sixth embodiment of the three-dimensional fabric of the present invention, which is the flange portion 1 of the upper and lower fabrics.
A'and 1a "are integrally stitched together with the binding thread R not only at the branch position K but also at a plurality of positions appropriately.

FIG. 13 shows a seventh embodiment of the three-dimensional fabric of the present invention, which is the flange portion 1a "of the lower fabric described above.
Is omitted, and is integrally sewn with the binding thread R at the branch position.

FIG. 14 shows an eighth embodiment of the three-dimensional fabric of the present invention, in which the upper and lower wefts Y1 and Y2 are formed.
Is woven in each of the flange portions 1a ′ and 1a ″ between the warp yarns X1 and X2 of the flange portion on the other side to weave a so-called layered weave structure and are integrally configured.

The ninth embodiment of the three-dimensional fabric shown in FIG. 15 is
The structure is substantially the same as that of the three-dimensional fabric of the second embodiment shown in FIG. 4, but as is clear from FIG.
The woven fabric in which the vertical portion 1b ′ and the flange portion 1a ′ are woven by the upper needle and the woven fabric in which only the flange portion 1a is woven by the lower needle are integrated at the branch position K by the binding thread R. The present embodiment is different from the second embodiment in that the three-dimensional fabric is woven by binding to each other.

The tenth embodiment of the three-dimensional fabric shown in FIG. 17 has substantially the same structure as that of the three-dimensional fabric of the second embodiment shown in FIG. 4, except that the vertical needle is used by the upper needle. 1b 'and a short flange portion 1a' are woven, and a woven fabric in which the flange portion 1a "is woven by a lower needle is arranged so that the upper woven fabric is located in the middle of the lower woven fabric. At the branch position K of the binding thread R
The three-dimensional woven fabric is woven integrally by binding.

The eleventh embodiment of the three-dimensional fabric shown in FIG. 18 has substantially the same structure as the three-dimensional fabric of the third embodiment shown in FIG. The vertical part 1b ', the second vertical part 1b ", and the woven fabric in which the flange part 1a' is woven between them, and the woven fabric in which only the flange part 1a is woven by the lower needle, Is positioned in the middle of the lower woven fabric, and the three-dimensional woven fabric is woven integrally with the binding yarn R at the two branch positions K1 and K2.

[0032]

1) The weft yarn woven into the warp yarn of the flange portion having a predetermined width is branched from the middle of the flange portion in the width direction, and is woven with the warp yarn of the vertical portion, so that the flange portion in the width direction is woven. Since the vertical portion is integrally branched into a fin shape from the middle, the flange portion and the vertical portion can be integrally formed with high strength. 2) Since it is not necessary to sew on a tent cloth or the like, it is not necessary to waterproof the seams, and even if the vertical portion welded to the tent cloth or the like is pulled, it does not easily peel off.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment of a three-dimensional fabric of the present invention.

FIG. 2 is an explanatory view showing the movement of weft threads of the three-dimensional fabric shown in FIG.

FIG. 3 is an explanatory view of welding the three-dimensional fabric of FIG. 1 to a tent cloth.

FIG. 4 is an explanatory view showing a second embodiment of the three-dimensional fabric of the present invention.

5 is an explanatory view showing the movement of the weft of the three-dimensional fabric shown in FIG.

FIG. 6 is an explanatory view showing a third embodiment of the three-dimensional fabric of the present invention.

7 is an explanatory view showing the movement of the weft of the three-dimensional fabric shown in FIG.

FIG. 8 is an explanatory view showing a fourth embodiment of the three-dimensional fabric of the present invention.

FIG. 9 is an explanatory view showing the movement of the weft threads of the three-dimensional fabric shown in FIG.

FIG. 10 is an explanatory view showing a fifth embodiment of the three-dimensional fabric of the present invention.

11 is an explanatory view showing the movement of the weft threads of the three-dimensional fabric shown in FIG.

FIG. 12 is an explanatory view showing the movement of the weft yarn of the sixth embodiment of the three-dimensional fabric of the present invention.

FIG. 13 is an explanatory view showing the movement of the weft yarn of the seventh embodiment of the three-dimensional fabric of the present invention.

FIG. 14 is an explanatory view showing the movement of the weft of the eighth embodiment of the three-dimensional fabric of the present invention.

FIG. 15 is an explanatory view showing a ninth embodiment of the three-dimensional fabric of the present invention.

16 is an explanatory diagram showing the movement of the weft threads of the three-dimensional fabric shown in FIG.

FIG. 17 is an explanatory view showing the movement of the weft yarn of the tenth embodiment of the three-dimensional fabric of the present invention.

FIG. 18 is an explanatory view showing the movement of the weft of the eleventh embodiment of the three-dimensional fabric of the present invention.

FIG. 19 is an explanatory diagram of a conventional tent mounting method.

[Explanation of symbols]

 1 three-dimensional woven fabric 1a (1a ', 1a ") flange part 1b (1b', 1b") vertical part 2 tent cloth 3 heat-meltable tape 4 three-dimensional woven fabric 5 three-dimensional woven fabric 6 three-dimensional woven fabric 7 three-dimensional woven fabric 8 three-dimensional woven fabric 9 three-dimensional woven fabric 10 Three-dimensional woven fabric 11 Three-dimensional woven fabric 12 Three-dimensional woven fabric 13 Three-dimensional woven fabric 14 Three-dimensional woven fabric K, K1, K2 Branch position P Pipe Q Loop knot R Binding yarn S, S'Mounting fabric T Tent fabric U Vertical width W Flange width X1, X2, X3, X4, X5 warp Y, Y1, Y2 weft

Claims (7)

[Claims] 1. A weft yarn woven into a warp yarn of a flange portion having a predetermined width is branched from a middle portion of the flange portion in the width direction to be woven with a warp yarn of the vertical portion, so that the weft yarn is formed from the middle portion of the flange portion in the width direction. A three-dimensional fabric characterized in that the vertical portion is integrally branched into a fin shape. 2. The weaving density of the vertical portion and the weaving density of the flange portion are adjusted by adjusting the number of times that the weft yarn branches from the flange portion to the vertical portion. The three-dimensional fabric according to 1. 3. The three-dimensional woven fabric according to claim 1, wherein one vertical portion is branched from the middle of the flange portion in the width direction. 4. The three-dimensional fabric according to claim 1, wherein a plurality of vertical portions are branched from the same branch position in the widthwise direction of the flange portion in another direction. 5. The three-dimensional fabric according to claim 1, wherein a plurality of vertical portions are branched from different branch positions in the middle of the flange portion in the width direction. 6. The three-dimensional fabric according to claim 1, 2, 3, 4 or 5, wherein the vertical portion can be appropriately joined to a sheet. 7. The three-dimensional woven fabric according to claim 6, wherein the weaving density of the vertical portion is roughly woven so that the vertical portion can be integrally welded to the weldable sheet.