JP6730556B2 - Method for producing a feather-like cotton material for padding in sheet form - Google Patents

Description

The present invention relates to a method for producing a feather-like cotton material for padding in a sheet form, and more specifically, a feather-like cotton material artificially produced in a form imitating a natural feather using a synthetic resin material, that is, the present applicant. It has a unique downball-like lump developed by SMC, has sufficient volume and bulkiness, does not accompany the odor peculiar to animals, and has excellent washability, heat retention, and heat insulation properties. It is a new and novel type of feather-like cotton material artificially manufactured in a form imitating feathers, and the filaments of the shaft yarn and the floating yarn are bound and entangled by a special air entanglement in the air scattering atmosphere. The downball-shaped lumps are integrated into a single row while having a downball-shaped lump, and the downball-shaped lumps have a predetermined diameter. Using a feather-like cotton material formed as cotton-like long fibers continuously arranged at a predetermined interval in the vertical direction, for a padding in a sheet form that can be suitably used as the contents of bedding, clothes, etc. The present invention relates to a method for manufacturing a feathery cotton material .

Conventionally, for example, as bedding used at bedtime, futons filled with natural feathers are often used.

However, in general, a down duvet filled with natural feathers is biased unless the quilt is applied and each feather moves within the squares, and the heat retention is impaired. When a duvet is washed, the cob will damage the futon side and open the texture of the side, and the feathers will blow out, and the duck and goose used for the duvet are collected from animals, It has been pointed out that the supply amount is unstable depending on the climate and environment, and that it has an odor peculiar to animals.

In recent years, a material for padding of bedding, which is artificially manufactured to have a form similar to natural feathers using a synthetic resin material, has been developed, instead of a natural feather having an odor peculiar to animals.

Patent Document 1 discloses a entangled yarn for filling composed of long fibers, wherein the entangled yarn includes a core yarn and a flower yarn longer than the core yarn, and the core yarn and the flower yarn are integrated by entanglement. Therefore, a entangled yarn for filling has been proposed in which the filament yarn is opened to form a loop-shaped fiber.

However, including the entangled yarn for padding of Patent Document 1, for example, bedding, for example, a feathery cotton material for padding, which can be suitably used as the contents of various clothes such as down jackets, and a method for producing the same. Is currently not found.

JP2012-67430A

The present invention has been made in view of the above-mentioned conventional circumstances, and as described above, not a natural feather, but a novel feather-like cotton material artificially manufactured in a form imitating a natural feather using a synthetic resin material. It is an object of the present invention to provide a method of manufacturing a feather-like cotton material for padding in a sheet form so that it can be suitably used as the contents of bedding, various clothing including down jackets, and the like. is there.

A method for manufacturing a feather-like cotton material for padding in the form of a sheet according to the present invention is a single-layer feather-like cotton material made of a synthetic resin material or a laminated feather-like cotton in a sheet form by laminating the feather-like cotton material. As a material group, the single-layer feather-like cotton material or the laminated feather-like cotton material group is subjected to various patterns of quilting processing with a quilting thread by a sewing machine to form a sheet-like feather-like cotton material body. The most important feature is that it is a manufacturing method .

According to the invention of claim 1, the feather-like cotton material is not biased by the quilting treatment and has excellent heat retention, and the feather blow-out state as in the conventional example is reduced, and the odor peculiar to animals is further reduced. It is possible to exhibit extremely suitable characteristics as contents such as comforters, and to provide a feather-like cotton material body for padding in a sheet form which is extremely suitable as contents such as comforters in a simple process. It is possible to realize and provide a method for manufacturing a feathery cotton material for padding in the form of a sheet that can be efficiently manufactured.

According to the invention described in claim 2, as in the invention described in claim 1, efficiently manufacturing a feather-like cotton material for a stuffing in a sheet form that exhibits an excellent effect based on a simple process. It is possible to realize and provide a method for producing a feather-like cotton material for padding in the form of a sheet.

FIG. 1 is a schematic plan view showing an overall configuration of a quilting device for manufacturing a feather-like cotton material for padding in a sheet form according to an embodiment of the present invention. FIG. 2 is a schematic cross-sectional view showing the overall configuration of a quilting device for producing a feather-like cotton material for padding in the form of a sheet according to an embodiment of the present invention. FIG. 3 is a schematic explanatory diagram of a feathery cotton material according to an embodiment of the present invention. FIG. 4 is a schematic plan view schematically showing a laminated feather-like cotton material group in a sheet form by laminating a feather-like cotton material made of a synthetic resin material between the lower nonwoven fabric and the upper nonwoven fabric according to the present embodiment. is there. FIG. 5 is a schematic cross-sectional view schematically showing a laminated feathery cotton material group in a sheet form by laminating a feathery cotton material made of a synthetic resin material between the lower nonwoven fabric and the upper nonwoven fabric according to the present embodiment. .. FIG. 6 is a schematic plan view showing a state before the quilting process is performed on the laminated feather-like cotton material group by the multi-head sewing machine in the quilting device according to the present embodiment. FIG. 7 is a schematic plan view showing a state in which the multi-head sewing machine is driven in the forward direction with respect to the laminated down cotton material group in the quilting device according to the present embodiment to perform the quilting processing. FIG. 8 shows that the multi-head sewing machine is driven in the forward direction in the quilting device according to the present embodiment to carry out the quilting process on the laminated feathery cotton material group, and then the laminated feathery cotton material group is conveyed by a certain size in the backward direction. FIG. 6 is a schematic plan view showing a preparation stage of the quilting process of FIG. FIG. 9 is a schematic plan view showing a state in which the multi-head sewing machine is driven in the backward direction with respect to the laminated feather-like cotton material group and the quilting processing is performed in the quilting device according to the present embodiment. FIG. 10 is a schematic plan view showing a feather-like cotton material for padding in a sheet form before removing the lower nonwoven fabric and the upper nonwoven fabric in a state where quilting processing is performed by the quilting apparatus according to the present embodiment. FIG. 11 is a schematic cross-sectional view schematically showing a feather-like cotton material for padding in a sheet form in which a lower nonwoven fabric and an upper nonwoven fabric are removed by performing a quilting process with the quilting apparatus according to this example. FIG. 12 is an explanatory view showing a concrete example of the feather-like cotton material for padding in the form of a sheet according to the present embodiment in the form of a photograph. FIG. 13 is a schematic explanatory view showing a manufacturing process of a feather-like cotton material for padding in a sheet pattern as a modified example according to the present embodiment. FIG. 14 is a block diagram showing a control system of the quilting device according to this embodiment.

INDUSTRIAL APPLICABILITY The present invention uses a feather-like cotton material that is artificially manufactured in a form imitating natural feathers, rather than natural feathers, and is suitable as a bedding, for example, contents such as various clothing including down jackets. The purpose of the present invention is to provide a method for producing a feather-like cotton material body for padding, which comprises a single-layer feather-like cotton material or a feather-like cotton material made of a synthetic resin material between the lower nonwoven fabric and the upper nonwoven fabric. Laminated sheets of laminated feather-like cotton materials are arranged as a quilting target object, and the quilting target object is subjected to various patterns of quilting processing with a quilting thread by a multi-head sewing machine. This was achieved by a method for manufacturing a feather-like cotton material body in which a sheet-shaped stuffing form was obtained by removing the nonwoven fabric.

Hereinafter, a method of manufacturing a feather-like cotton material for padding in a sheet form according to an embodiment of the present invention will be described with reference to FIGS. 1 to 12.

First, the feathery cotton material 1 in the manufacturing method according to the present embodiment will be described with reference to FIG.

FIG. 3 shows a down state in which a downball-shaped mass artificially manufactured in a form imitating natural feathers in the manufacturing method according to the present embodiment is made relatively large, and is formed as cotton-like long fibers to be completed. 1 shows a shaped cotton material (feathered cotton material) 1 .

As shown in FIG. 3, the feathery cotton material 1 in the manufacturing method according to the present embodiment includes a shaft thread a made of a synthetic resin material and a floating thread b made of a synthetic resin material longer than the shaft thread a, The shaft yarn a and the floating yarn b are air-entangled, so that the floating yarn b is opened to form a loop-shaped or cotton-like fiber, and the shaft yarn a and the floating yarn b are entwined and linked to each other and integrated into one line. It is a form provided with downball-shaped lumps having a predetermined size and having a predetermined interval, and is formed by forming cotton-like long fibers and artificially manufacturing it in a manner similar to feathers as a whole.

That is, in the downy cotton material 1, down-ball-shaped lumps, which will be described in detail later, are arranged with a gap, in which the shaft yarn a and the floating yarn b are entwined and connected, and the cotton-like long fibers are formed as a whole. It is what is formed.

In the present embodiment, the downball-shaped lump refers to the shaft yarn a in the feather-like cotton material 1 in a form in which filaments of the shaft yarn a and the floating yarn b are bundled and entwined and integrated to form a single row. On the other hand, for example, it means a lump portion of the floating filaments b having a diameter of, for example, approximately 1.0 to 3.5 cm, which are continuously arranged at intervals of 1 to 10 cm.

Next, the feathery cotton material 31 for padding, which is manufactured based on the feathery cotton material 1, and the specific manufacturing method thereof will be described in detail.

1 and 2 show a quilting device 21 for manufacturing a feather-like cotton material body 31 for padding in the manufacturing method according to this embodiment.

The quilting device 21 in the manufacturing method according to the present embodiment includes a large quadrangular base 2 having a quadrangular shape in plan view, and a large rectangular parallelepiped quilting base 3 arranged on the base 2.

In this embodiment, as shown in FIG. 1, the horizontal direction of the paper surface is the X1 and X2 directions, the vertical direction of the paper surface is the Y1 and Y2 directions, and the X1 direction is the conveyance direction of the quilting target 22, and the Y1 direction is the Y1 direction. The following description will be made by defining the forward direction of the multi-head sewing machine 11 described below and defining the Y2 direction as the backward direction of the multi-head sewing machine 11.

In the present invention, the quilted object 22 may be a single-layer feather-like cotton material 1 (not shown) in which a large number of feather-like cotton materials 1 made of a synthetic resin material are spread in a plane. As shown in FIG. 4, the feather-like cotton material 1 may be laminated to form a sheet-like laminated feather-like cotton material group 1A.

In the quilting device 21 in the manufacturing method according to the present embodiment, the guide roller 4 for the quilting target 22 is arranged parallel to the quilting pedestal 3 on the side of the quilting pedestal 3 on the X2 direction side. The supply roller 5 for the quilted object 22 is arranged in parallel to the outer side of the.

The guide roller 4 and the supply roller 5 are rotatably supported on the base 2.

On the other hand, on the side of the quilting base 3 on the X1 side, a winding roller 6 for winding the quilting target 22 is arranged in parallel with the quilting base 3, and the winding roller 6 is mounted on the base 2. It is configured to be rotatably supported by.

The take-up roller 6 is configured to be rotationally driven in the direction of the arrow shown in FIG. 1 by the take-up roller rotation drive section 7 shown in FIG.

The quilting device 21 in the manufacturing method according to the present embodiment is further provided on the pedestal 2 outside the quilting pedestal 3 on the Y2 direction side while keeping a certain distance from the quilting pedestal 3 on the quilting pedestal 3. , A multi-head sewing machine 11 having a substantially rectangular parallelepiped shape is arranged so as to be movable in the Y2 direction.

Then, the multi-head sewing machine 11 is configured to be reciprocally driven in the Y1 and Y2 directions by the multi-head sewing machine drive unit 12 in the quilting frame 3.

A detailed support structure of the multi-head sewing machine 11 and a detailed configuration of the multi-head sewing machine drive unit 12 are not described, but well-known means are adopted.

The multi-head sewing machine 11 has a structure in which four single sewing machines 13 are connected in series, and each single sewing machine 13 has two quilting needles 14 arranged downward, so that the multi-head sewing machine 11 has a total of eight sewing machines. The quilting needles 14 are provided at predetermined intervals, and each of the quilting threads c is used to form a plurality of lines (e.g., 8 lines in the illustrated embodiment) having a predetermined space with respect to the quilting target 22, for example, linear and Y1. , Y2 direction quilting processing is executed.

Of course, the multi-head sewing machine 11 is not limited to the illustrated example. Further, in the present invention, the number of quilting needles 14 in the multi-head sewing machine 11 is not limited to the number in the embodiment.

The quilting device 21 in the manufacturing method according to the present embodiment includes a controller 54 programmed to control the quilting work and the like and perform quilting of various patterns of patterns according to the data in the stored pattern file. It has. Then, each drive unit in the quilting device 21 is controlled according to the pattern program in the control unit 54 that responds to the pattern data.

As the quilting processing pattern in the manufacturing method of the present embodiment, in addition to the case shown in the drawing, the reciprocating drive unit 50 of the multi-head sewing machine 11 drives the multi-head sewing machine 11 in the Y direction and the quilting target 22 (reciprocating) drive. When the quilting target 22 is driven in the X direction by the part 51 and the quilting device 21 is quilted by the operation driving part 52 of the quilting needle 14, the quilting operation is performed only in the X direction or in the Y direction. When quilting with a combination of X and Y directions, quilting with a combination of X and Y directions, and then quilting in an oblique direction, various quilting processing patterns such as quilting of various pattern arrangements including curves By adopting this, it is possible to manufacture the feather-like cotton material body 31 for the padding.

That is, the quilting device 21 in the manufacturing method according to the present embodiment is based on a program and control for quilting free lines such as straight lines and curved lines, and quilting of various patterns including not only straight lines but also curved lines. It can be configured to perform the processing.

FIG. 14 shows a control system of the quilting device 21 in the manufacturing method according to this embodiment.
As shown in FIG. 14, the control system of the quilting device 21 includes a program memory 53 that stores an operation program and a control unit 54 that controls each element based on the operation program.
Further, the control unit 53 may configure the quilting device 21 to execute quilting processing of various patterns including not only straight lines but also curved lines.
Each operation control is performed by an operation drive unit 52 of the quilting needle 14 that drives in a freely curved direction, a (reciprocating) drive unit 51 of the quilting object 22 that reciprocates in the X direction, and a reciprocation of the multi-head sewing machine 11 that reciprocates in the Y direction. The drive unit 50 is configured to control each operation of each drive unit of the quilting device 21.
Further, the control unit 54 is configured to perform signal input control from the operation unit 56 and display control of the display unit 57.
A detailed support structure of the multi-head sewing machine 11 and a detailed configuration of each drive unit including the drive unit 50 of the multi-head sewing machine 11 will be omitted, but publicly known means are adopted.

Corresponding to the arrangement of a total of eight quilting needles 14 of the multi-head sewing machine 11 described above, the quilting pedestal 3 has long grooves corresponding to the movement regions of each quilting needle 14 in the Y1 and Y2 directions, as shown in FIG. 3a is provided so that the quilting process by each quilting needle 14 is not hindered.

Further, as shown in FIGS. 1 and 2, the quilting device 21 in the manufacturing method according to the present embodiment is arranged so as to have a predetermined distance from the upper surface of the quilting frame 3, and the Y1 and Y2 of the multi-head sewing machine 11 are arranged. The three restraint bars 15 in the Y1 and Y2 directions are arranged at predetermined intervals at positions that do not hinder the movement in the direction, and both ends of the three restraint bars 15 are fixedly arranged on the base 2. Support.

The restraining bar 15 has a function of preventing the quilting object 22 conveyed on the quilting frame 3 in the X1 direction from rising.

Next, the quilted object 22 will be described in detail with reference to FIGS. 4 and 5.
As shown in FIGS. 4 and 5, the quilting object 22 has a feather-like cotton material 1 made of a synthetic resin material laminated between a long lower nonwoven fabric 23 having a constant width and an upper nonwoven fabric 24 ( The number of layers is not limited), and the laminated feather-like cotton material group 1A in a sheet form is arranged to form a long sheet as a whole. Note that FIG. 4 shows a state in which the upper nonwoven fabric 24 is removed.
In the illustrated example, the quilted object 22 is described as a laminated feather-like cotton material group 1A in which the feather-like cotton material 1 made of a synthetic resin material is laminated to form a sheet, but in the present invention, the quilted object 22 is Of course, it can be implemented as a single layer of feathery cotton material 1.

In this case, the spreading manner between the lower non-woven fabric 23 and the upper non-woven fabric 24 of the feathery cotton material 1 is such that it is spread only in one direction in the X1 and X2 directions, when it is spread vertically and horizontally, when it is spread further diagonally on the vertical and horizontal directions, etc. Various examples can be given.

As a result, it is possible to easily realize a stuffing form suitable for a manufacturing object such as a futon or clothes.

Then, the sheet-shaped quilting object 22 is passed over the supply roller 5, the guide roller 4, and the quilting frame 3 and wound around the winding roller 6, and the quilting object 22 is moved to X1 by the winding roller rotation driving unit 7. It is configured to be conveyed in the direction.

Next, a manufacturing process for manufacturing the feather-like cotton material body 31 for padding in the manufacturing method according to the present embodiment using the quilting device 21 having the above-described configuration will be schematically described with reference to FIGS. 6 to 9. Explained.

First, as shown in FIG. 6, the quilting object 22 as shown in FIGS. 4 and 5 described above is manufactured, and the quilting object 22 is arranged on the quilting frame 3 in the X1 and X2 directions. It passes over the supply roller 5, the guide roller 4, and the quilting frame 3 and is wound around the winding roller 6.

Next, as shown in FIG. 7, the multi-head sewing machine drive unit 12 drives the multi-head sewing machine 11 in the Y1 direction for a certain period of time.

Then, the quilting target 22 is subjected to eight linear quilting processes in the Y1 direction by the quilting thread c by the quilting needle 14 of the multi-head sewing machine 11, and the multi-head sewing machine 11 is temporarily stopped.
In addition, as described above, the quilting device 21 in the manufacturing method according to the present embodiment, based on the program and control for quilting a free straight line or a curved line, includes various shapes including a straight line and a curved line. Can be configured to execute the quilting processing of the pattern array.

Next, as shown in FIG. 8, the take-up roller 6 is rotationally driven by the take-up roller rotation drive unit 7 for a certain period of time to move the quilting object 22 in, for example, the X1 direction in the X1 and X2 directions of the multi-head sewing machine 11. The size is moved, and the winding roller 6 is stopped.

Next, as shown in FIG. 9, the multi-head sewing machine drive unit 12 drives the multi-head sewing machine 11 in the Y2 direction for a certain period of time, so that the quilting target 22 has eight linear quilting processes in the Y2 direction. Then, the multi-head sewing machine 11 is stopped.

By sequentially repeating such operations, as shown in FIG. 10, it is possible to obtain a quilted object 22 having a lower nonwoven fabric 23 and an upper nonwoven fabric 24 in the form of a sheet quilted in the Y1 and Y2 directions. ..

Next, by manually removing the lower nonwoven fabric 23 and the upper nonwoven fabric 24 from the sheet-like quilted object 22 that has been quilted as described above, the sheet-like quilting object as shown in FIG. It is possible to manufacture the feather-like cotton material body 31 for the stuffing in the stuffing form according to the present embodiment.

FIG. 12 is a photograph showing a specific example of the feather-shaped cotton material 31 for padding in the sheet form in the manufacturing method according to the present embodiment.

Next, a modified example of the manufacturing process for manufacturing the feather-like cotton material body 31A for filling in the manufacturing method according to the present embodiment will be described with reference to FIG.

In this modified example, the manufacturing process is basically the same as that shown in FIGS. 6 to 9 described above, but the upper nonwoven fabric 24 is replaced with the clothes pattern pattern 25 as the quilting object 22A. The upper non-woven fabric 24A is adopted.

Then, the quilting process is performed on the quilted object 22A in the same manner as described above, and then the garment attached to the upper nonwoven fabric 24A for the quilted object 22A in the sheet form. A feather-shaped cotton material body 31A for padding is produced by cutting out along the shape of the pattern paper pattern 25 and further removing the upper nonwoven fabric 24A and the lower nonwoven fabric 23 to form a garment pattern pattern in the form of a sheet. is there.
As shown in FIG. 13, after the quilting process along the shape of the clothing pattern pattern 25 is performed, a cutout along the outer shape of the quilted portion of the clothing pattern pattern 25 is performed, and The non-woven fabric 24A and the lower non-woven fabric 23 may be removed to produce a feather-like cotton material 31A for padding in the form of a garment paper pattern.

In the above-described embodiments and modified examples, as the quilting thread c used for the multi-head sewing machine 11, in addition to the normal quilting thread c, it is also possible to use a rubber thread having elasticity.

By adopting such a stretchable yarn as the quilting yarn c, the feather-like cotton material body 31 for filling or the feather-like cotton material body 31A for filling can be expanded and contracted according to its elasticity, for example, When the feather-like cotton material body 31 for padding or the feather-like cotton material body 31A for padding is used as the padding for the exercise garment, each part of the exercise garment (for example, the base of the arm is linked to the body movement of the wearer). (Parts, armpits, etc.) will expand and contract without problems, and there is an advantage that elasticity, smoothness, and comfort can be realized comfortably according to body movements.

According to the feather-like cotton material body 31 for padding in the manufacturing method of the present embodiment described above, the feather-like cotton material 1 does not become uneven due to the quilting process, has excellent heat retention, and is similar to the conventional example. It is possible to reduce the phenomenon of feather blowout, and to exhibit extremely suitable characteristics as contents such as a comforter without causing an odor peculiar to animals.

Further, according to the method for manufacturing the feather-like cotton material body 31 for padding of the present embodiment, the above-described simple process of the feather-like cotton material body 31 for padding in the form of a sheet that exhibits the above-mentioned excellent characteristics is performed. It can be efficiently manufactured based on the above.

Furthermore, according to the feathered cotton material body 31A for padding of the modified example, the feathered cotton material 1 is not biased by the quilting treatment, has excellent heat retention, and has the feather blowing phenomenon as in the conventional example. It can be reduced, and further, it does not have an odor peculiar to animals, and since it is formed into a cloth pattern pattern in the form of a sheet, it can be immediately used suitably as a pad for sewing clothes such as a jacket.

Further, according to the manufacturing method of the feathered cotton material 31A for padding of the modified example, the base of the simple steps described above for the feathered cotton material 31A for padding in the sheet form that exhibits the above excellent characteristics. Can be manufactured efficiently.

The feather-like cotton material for padding obtained by the manufacturing method according to the present invention can be applied as the contents of a comforter, as well as mattress, pillow, large and small cushions, pillows, for example, various clothing including down jackets. It is widely applicable as contents such as.

1 Feather-like cotton material 1A Laminated feather-like cotton material group 2 Base 3 Quilting stand 3a Long groove 4 Guide roller 5 Supply roller 6 Winding roller 7 Winding roller rotation drive unit 11 Multi-head sewing machine 12 Multi-head sewing machine drive unit 13 Sewing machine single unit 14 Quilting Needle 15 Suppressing bar 21 Quilting device 22 Quilting target 22A Quilting target 23 Lower non-woven fabric 24 Upper non-woven fabric 24A Upper non-woven fabric 25 Garment pattern pattern 31 Feather-like cotton material for filling 31A Feather-like cotton material for filling 50 Multi-head sewing machine Reciprocating drive unit 51 reciprocating drive unit for quilting object 52 quilting needle operation drive unit 53 program memory 54 control unit 56 operation unit 57 display unit a axis yarn b floating yarn c quilting yarn

Claims (2)

Between the lower non-woven fabric and the upper non-woven fabric, a shaft yarn made of a synthetic resin material and a floating yarn made of a synthetic resin material longer than the shaft yarn are included, and the shaft yarn and the floating yarn are entangled by air, and the floating yarn is A form in which down-ball-shaped lumps having a predetermined size and a predetermined interval are formed by opening and forming a loop-shaped or cotton-shaped fiber, and the shaft yarn and the floating yarn are entwined and linked together to be integrated into one line. A single layer of feather-like cotton material artificially produced by imitating feathers as a whole, or a sheet form having a certain width by laminating the feather-like cotton material. A step of arranging the laminated feather-like cotton material group to be a quilting object,
A step in which the quilting target is hung over a supply roller and a winding roller, and can be transported in one direction by rotationally driving the winding roller;
For the quilting object that is hung on the supply roller and the take-up roller, the pattern is driven by the take-up roller and driven by the quilting thread of the quilting device to form a straight line, a curved line, or a combination of straight lines and curved lines. A step of obtaining a sheet-shaped quilted object that has been quilted in combination with the quilting processing drive of
A step of removing the lower non-woven fabric, the upper non-woven fabric from the quilted processed sheet-shaped quilting object to form a sheet-shaped stuffing form;
A method for producing a feather-like cotton material for padding in the form of a sheet, comprising: Between the upper non-woven fabric and the lower non-woven fabric with the clothing pattern, a shaft thread made of a synthetic resin material and a floating thread made of a synthetic resin material longer than the shaft thread are included, and the shaft thread and the floating thread are air-entangled. As a result, the floating yarn is opened to form a loop-like or cotton-like fiber, and the axial yarn and the floating yarn are entwined with each other and integrated into one line to form a downball shape having a predetermined size and a predetermined interval. A single layer of feather-like cotton material artificially produced by imitating feathers as a whole by forming a cotton-like long fiber in a form with a lump of A step of arranging a laminated feathery cotton material group in the form of a sheet having a width to be a quilting target,
A step in which the quilting target is hung over a supply roller and a winding roller, and can be transferred in one direction by rotationally driving the winding roller;
For the quilting object that is hung on the supply roller and the take-up roller, the pattern is driven by the take-up roller and driven by the quilting thread of the quilting device to form a straight line, a curved line, or a combination of straight lines and curved lines. A step of obtaining a sheet-shaped quilted object that has been quilted in combination with the quilting processing drive of
For the sheet-shaped quilted object that has been quilted, a step of cutting out along the outer peripheral shape of the quilted portion of the clothing pattern pattern attached to the upper nonwoven fabric,
A step of removing the upper non-woven fabric and the lower non-woven fabric to form a stuffing pattern in the form of a garment pattern in sheet form;
A method for producing a feather-like cotton material for padding in the form of a sheet, comprising: