KR102501495B1 - Mold for 3D embroidering and embroidery using the same - Google Patents

Abstract

The present invention relates to a three-dimensional embroidery mold for forming a three-dimensional embroidery having a protruding structure in a height direction, which has a predetermined two-dimensional shape and a three-dimensional shape divided into regions having distinct heights, wherein the three-dimensional At least one part of the shape is characterized in that the height increases toward the inside of the boundary portion of the two-dimensional shape.

Description

3D embroidery mold and 3D embroidery molding manufactured using the same {Mold for 3D embroidering and embroidery using the same}

The present invention relates to a three-dimensional embroidery mold and a three-dimensional embroidery mold manufactured using the same, and more particularly, to a three-dimensional embroidery mold for realizing a three-dimensional shape in a vertical direction through embroidery and a three-dimensional embroidery fabricated using the same. It's about molding.

Embroidery refers to a technique of decorating a predetermined shape on a substrate such as cloth using a needle and thread. The embroidery technique is a technique of drawing a sketch on the base material and embroidering it with threads of various colors and thicknesses.

Various techniques are used for embroidery, such as the running stitch technique in which the size of the stitches is pulled uniformly through slotting to express the outline in a subtle way, the chain stitch in which the length is extended by removing the needle from the middle of the previously placed stitches, and the outline stitch in which the chain shape is continuously connected. In addition, various techniques such as cable stitch, satin stitch, and herringbone stitch technique are mobilized.

While flat embroidery implements a two-dimensional shape, there are cases in which a three-dimensional effect is specially given to embroidery. This is called three-dimensional embroidery. In three-dimensional embroidery, embroidery is performed by attaching a three-dimensional shape to the area to be embroidered, or a method of implementing a protruding shape by overlapping a base material and a pad and removing the pad after embroidering is used. It is becoming.

Korean Patent Registration No. 1384548, a prior document related to three-dimensional embroidery, includes a fabric arrangement step, an EVA arrangement step on the upper surface of the fabric, an embroidery step according to a predetermined pattern on the EVA, and a circumference of the embroidered embroidery. removing the EVA separation unit according to the embroidered material, arranging a separation sheet having a partially cut portion on the upper and side surfaces of the embroidered embroidery, and forming a cover material by covering the separation sheet and the embroidered material according to the predetermined pattern. And a method for manufacturing a 3D 3D embroidery including the step of removing the separation sheet separator around the cover.

Another prior document, Korea Patent Publication No. 2000-0056669, relates to three-dimensional embroidery using injection molding, in a method for producing three-dimensional embroidery, injection-molded logos (10, 10', 10 ") by injection molds are cut (12) Stitching process for position indication (S10); Process of attaching the cutting material 12 to the marked position on the embroidery machine (S20); Injection logos 10, 10', 10 "on the cutting material 12 ) A process of stitching in the same shape as the outer shape (S30); A process of applying adhesive to the back of the injection logo (10, 10', 10") and then attaching it to the first stitched cut (12) (S40); Following the shape of the injection logo (10, 10', 10") A process of embroidery stitching on the cutting material 12 (S50); Disclosed is a three-dimensional embroidery manufacturing method using an injection molding, characterized in that it consists of a residue removal process (S60) after embroidery stitches. However, the above prior literature does not include awareness of the problem or disclosure of means for solving the problem for preventing embroidery defects caused by the embroidery stitches being biased or pushed to one side when the shape of the embroidery molding is too three-dimensional.

Therefore, there is a need to develop a new three-dimensional embroidery technique in which embroidery threads can uniformly cover a molding even when the shape of the three-dimensional embroidery has a large height difference or inclination angle.

Accordingly, the first problem to be solved by the present invention is to provide a three-dimensional embroidery mold capable of embroidering uniformly and without defects on an embroidery molding having a complex shape, in particular, a three-dimensional shape having an inclination angle within a specific range.

The second problem to be solved by the present invention is to provide a three-dimensional embroidery molding using the three-dimensional embroidery mold.

In order to achieve the first object, the present invention is a three-dimensional embroidery mold for forming a three-dimensional embroidery having a protruding structure in the height direction, which has a predetermined two-dimensional shape and is divided into regions having distinct heights. It provides a three-dimensional embroidery mold, characterized in that it has a three-dimensional shape, and at least one part of the three-dimensional shape increases in height from the boundary of the two-dimensional shape toward the inside.

According to one embodiment of the present invention, the predetermined two-dimensional shape has a pointed end having a shape fixed in a height direction, and a non-slip groove for preventing the embroidery thread from sliding toward the end is provided at the pointed end. can be formed

According to another embodiment of the present invention, a through hole for rough embroidery may be formed inside the predetermined two-dimensional shape.

In order to achieve the second object, the present invention is a three-dimensional embroidery molding in which the three-dimensional embroidery mold is inserted, and a main embroidery part covering the upper part of the through hole for the rough embroidery is included. mold is provided.

The three-dimensional embroidery mold of the present invention and the three-dimensional embroidery molding manufactured using the same have the following effects.

1. Whereas the three-dimensional embroidery mold formed by a filler made of fiber material loses elasticity over time and the three-dimensional shape formed in the height direction can be deformed, the three-dimensional embroidery mold of the present invention is made of plastic, metal Since it is made of a material capable of maintaining a constant shape, the maintenance of a three-dimensional shape has a permanent advantage.

2. Since a plurality of non-slip grooves are formed in a stripe shape at the pointed end formed at the tip of the three-dimensional embroidery mold, it is possible to effectively prevent embroidery thread from slipping at the pointed end of the embroidery mold and forming an embroidery defect.

3. Since a through-hole is formed for rough embroidery in a specific area of the 3D embroidery mold, it is effectively prevented from forming an embroidery defect due to stretching of the embroidery thread in a wide area where embroidery is performed by a combination of rough embroidery and main embroidery. can do.

4. When the boundary of the end of the 3D embroidery mold is formed in a 2D shape within a specific angular range, a "V" shaped through hole can be formed to prevent the formation of an embroidery defect at the bent corner within a specific angular range. there is.

1 shows an embodiment of a three-dimensional embroidery mold of the present invention.
Figures (a) and (b) show shapes viewed from directions 1 and 2 of FIG. 1, respectively.
Figure 3 sequentially shows the embroidery process using the three-dimensional embroidery mold of the present invention.
4 is a view for explaining the pointed end of the three-dimensional embroidery mold of the present invention.
5 is a view for explaining the through hole of the three-dimensional embroidery mold of the present invention.
6 is a view for explaining the formation of an embroidery defect part in a three-dimensional embroidery mold in which a through hole is not formed.
7 to 9 are views for explaining a process of performing rough embroidery and main embroidery using the three-dimensional embroidery mold of the present invention.
10 is a view for explaining a “V”-shaped through hole formed in a three-dimensional embroidery mold of the present invention.
11 is a view for explaining the formation of an embroidery defect part in a three-dimensional embroidery mold in which a “V”-shaped through hole is not formed.
12 shows a process of performing rough embroidery and main embroidery in a “V” shaped through hole using the three-dimensional mold of the present invention.
13 is a photograph of a three-dimensional mold and a three-dimensional embroidery molding of the present invention.

The present invention relates to a three-dimensional embroidery mold for forming a three-dimensional embroidery having a protruding structure in a height direction, which has a predetermined two-dimensional shape and a three-dimensional shape divided into regions having distinct heights, wherein the three-dimensional At least one part of the shape is characterized in that the height increases toward the inside of the boundary portion of the two-dimensional shape.

The 3D embroidery mold of the present invention is a means for realizing 3D embroidery. The three-dimensional embroidery mold may be made of various materials such as metal or plastic, and may be molded by injection molding, extrusion molding, or press molding.

The three-dimensional embroidery mold has a predetermined two-dimensional shape and a three-dimensional shape protruding in the height direction, and has a predetermined inclination angle at the top in various regions.

At this time, the three-dimensional embroidery mold may be provided with an anti-slip groove, a one-way extension through-hole, and a "V"-shaped through-hole in various regions for suppressing the occurrence of embroidery defects depending on the two-dimensional shape and the upper inclination angle.

The non-slip groove is formed when the tip of the mold is finished in a pointed shape, and the non-slip groove may be formed in a form in which a plurality of grooves are spaced apart at predetermined intervals. The sharp angle of the tip of the mold where the non-slip groove is formed is in the range of 1 to 45 degrees, more preferably 5 to 30 degrees.

The through hole may be formed in a region where rough embroidery, which is embroidered to the outer edge of the mold and the inside of the hole, and main embroidery, which is embroidered from the outer edge of the mold to the other outer edge, are performed together. At this time, the through hole may be formed according to the width of the main embroidery and the angular range of the direction in which the width narrows from the through hole. The through hole may be formed when the width at which the main embroidery is made is in the range of 5 to 50 mm, and the angle at which the width narrows from the through hole is in the range of 1 to 60 degrees (more preferably 5 to 45 degrees). . At this time, when the width of the main embroidery exceeds 50 mm, a plurality of through holes may be formed along the width.

The “V”-shaped through hole functions to suppress the occurrence of embroidery defects when the angle is relatively large at the end of the mold, and becomes a through hole for forming rough embroidery. The "V" shaped through hole may be formed when it is in the range of 45 to 150 degrees from the end of the mold, more preferably in the range of 60 to 120 degrees.

Below, a three-dimensional embroidery mold according to an embodiment of the present invention and a three-dimensional embroidery molding using the same will be described using drawings.

1 shows an embodiment of a three-dimensional embroidery mold of the present invention, and FIG. 2 (a) and (b) show shapes viewed from directions 1 and 2 of FIG. 1, respectively. Referring to FIGS. 1 and 2 , the three-dimensional embroidery mold 100 has a predetermined two-dimensional shape and includes a three-dimensional shape in which the height increases toward the central portion in the height direction. Some areas of the 3D embroidery mold include sharp ends 110a, 110b, and 110c. A plurality of non-slip grooves 111 are formed at the pointed end. Rough embroidery through-holes 120 and 130 are formed in some regions of the three-dimensional embroidery mold, and the rough-embroidered through-holes are either through-holes 120 extending in one direction or "V"-shaped according to the shape of the mold. It may be made of a through hole 130 of.

FIG. 3 sequentially shows an embroidery process using the three-dimensional embroidery mold of the present invention, and specifically, sequentially shows an embroidery process viewed from the direction of the XX' cut plane of FIG. 1 . Referring to (a) of FIG. 3, first, a substrate 301 such as cloth or leather is prepared. Subsequently, referring to FIG. 3 (b), a sketch to be embroidered is drawn on the substrate and a border embroidery unit 302 is formed along the border of the sketch. Subsequently, referring to (c) of FIG. 3 , a three-dimensional embroidery mold 100 is attached to the inner region of the border embroidery part 302 . Next, referring to FIG. 3 (D), an internal embroidery portion 303 is formed in a direction connecting the border embroidery portions 302 to each other. At this time, since the inner embroidery part 303 is formed along the upper shape of the 3D embroidery mold, 3D embroidery of a shape protruding upward can be performed.

4 is a view for explaining the pointed end of the three-dimensional embroidery mold of the present invention. Referring to FIG. 4 , the three-dimensional embroidery mold has pointed ends 110a, 110b, and 110c that become narrower in width and lower in height toward the end. An anti-slip groove is formed at the pointed end, and the non-slip groove functions to prevent embroidery defects from occurring as the embroidery thread slides toward the end at the pointed end. The narrowing angles of the two-dimensional shape at the pointed ends 110a, 110b, and 110c formed in the three-dimensional embroidery mold are θ2, θ3, and θ1, respectively, and the non-slip grooves are θ2, θ3, and θ1 are 1 to 45 degrees, more Preferably it can be formed when in the range of 5 to 30 degrees.

5 is a view for explaining the through hole of the three-dimensional embroidery mold of the present invention. Referring to FIG. 5 , rough embroidery penetration holes 120 are formed in a partial area of the 3D embroidery mold. In this specification, the term 'main embroidery' refers to an embroidery method in which both outer parts of a two-dimensional shape formed by three-dimensional embroidery are connected with embroidery threads, and the term 'primary embroidery' refers to a through-hole formed inside the two-dimensional shape. It refers to an embroidery method that connects the location of a hole and the outer part of a two-dimensional shape with an embroidery thread. It is common for the main embroidery to be done together after the rough embroidery. The rough embroidery through hole 120 functions to suppress or compensate for the creation of an embroidery defect when only the main embroidery is placed by placing embroidery between the outer region of the mold and the lower region of the through hole. The rough embroidery through hole 120 has a width in the range of 5 to 50 mm where the main embroidery is made, and a narrowing angle θ5 from the through hole ranges from 1 to 60 degrees (more preferably 5 to 45 degrees). , and when the upper inclination angle θ4 of the region where the through hole is formed is in the range of 5 to 30 degrees. At this time, the narrowing angle and the upper inclination angle may refer to an angle between a straight line obtained by straightening a mold outline shape curve at an end portion of the mold and a through hole area using a least squares method. The shape of the rough embroidery through hole may be substantially linear in the width direction of the mold, and the length is preferably 0.2 to 0.8 times the overall width (d).

6 is a view for explaining the formation of an embroidery defect part in a three-dimensional embroidery mold in which a through hole is not formed. Referring to FIG. 6 , when the rough embroidery through hole is not formed in the mold shape area satisfying the numerical ranges of θ4, θ5, and d described in FIG. 5, an embroidery defect 201 may occur. Such an embroidery defect may occur due to a complex influence of an angle at which the width of the two-dimensional shape of the mold is narrowed, an upper inclination angle, and a length of thread used for main embroidery.

7 to 9 are views for explaining the process of performing rough embroidery and main embroidery using the three-dimensional embroidery mold of the present invention.

Referring to (a) of FIG. 7 , in order to place three-dimensional embroidery around the mold, first, embroidery is placed between a base material adjacent to the outer region of the mold and a base material at the inner lower end of the rough embroidery through hole 120 . Subsequently, referring to (b) of FIG. 7, the main embroidery is placed on the rough embroidery. In this way, when the first embroidery and the main embroidery are performed step by step, as can be seen in the photo, it is possible to suppress or supplement the occurrence of the embroidery defect. The rough embroidery functions to make up for the embroidery defects that can occur when only the main embroidery is done from the lower part, and at the same time, it can prevent the main embroidery thread from slipping and moving by placing the rough embroidery thread under the main embroidery thread. there is.

9 is a view for sequentially explaining a process of making rough embroidery and main embroidery based on the cross section in the Y-Y′ direction of FIG. 8 . Referring to FIG. 9 , first, a substrate 301 is prepared, and a border embroidery portion 302 is formed according to a sketch on the substrate 301 . Subsequently, the 3D embroidery mold 100 is attached to the inside of the border embroidery portion on the substrate. Then, rough embroidery is placed between the substrate of the boundary embroidery portion 302 or the border area and the substrate inside the rough embroidery through hole 120 to form the rough embroidery portion 303a. Subsequently, main embroidery is placed on the rough embroidery portion 303a to form the main embroidery portion 303b.

Whether or not to form the rough embroidery and main embroidery using the through hole for rough embroidery described above is determined according to the narrowing angle of the mold, the angle of inclination, and the width of the mold. However, the rough embroidery penetrating hole substantially extending in a straight or curved shape in one direction cannot suppress the occurrence of an embroidery defect in an area of a specific shape. In this case, a corner having a specific angle is formed in the outer region of the three-dimensional embroidery mold, and the angle is in the range of 45 to 150 degrees (preferably 60 to 120 degrees, more preferably 60 to 100 degrees) In some cases, embroidery defects may occur at the corners. In the corner embroidery of this type, a “V”-shaped through-hole for rough embroidery may be formed in order to suppress the occurrence of an embroidery defect.

10 is a view for explaining a “V”-shaped through hole formed in a three-dimensional embroidery mold of the present invention. Referring to FIG. 10, a corner having an angle of θ6 is formed in a specific region of the three-dimensional embroidery mold, and the inside of the mold is substantially parallel to the outline forming the corner, and the rough embroidery in the shape of “V” is penetrated. A hole 130 is formed. At this time, θ6 is about 80 degrees and is in the range of 60 to 120 degrees.

11 is a view for explaining the formation of an embroidery defect part in a three-dimensional embroidery mold in which a “V”-shaped through hole is not formed. Referring to FIG. 11 , when the “V”-shaped rough embroidery penetration hole is not formed, it can be seen that the embroidery defect part 202 is formed at the corner and the mold is exposed between the embroidery threads.

12 shows a process of performing rough embroidery and main embroidery in a “V” shaped through hole using the three-dimensional mold of the present invention. Referring to FIG. 12, as shown in (A), if the rough embroidery is performed using the "V"-shaped rough embroidery through hole, and the main embroidery is performed on the rough embroidery as shown in (B), the embroidery is embroidered at the corner. Defective parts can be suppressed or compensated for.

13 is a photograph of a three-dimensional mold and a three-dimensional embroidery molding of the present invention.

The above description has explained the technical idea of the present invention using an embodiment, and those skilled in the art will be able to make various modifications and variations without departing from the essential characteristics of the present invention. . Therefore, the implementation examples described in the present invention are not intended to limit the technical spirit of the present invention, but to explain, and the scope of the technical spirit of the present invention is not limited by these implementation examples. The protection scope of the present invention should be construed according to the claims, and all technical ideas within the equivalent range should be construed as being included in the scope of the present invention.

100: three-dimensional embroidery mold 110a, 110b, 110c: pointed end
111: non-slip groove 120, 130: rough embroidery through hole
201, 202: embroidery defect part 301: base material
302: border embroidery part 303: inner embroidery part
303a: Preliminary embroidery unit 303b: Main embroidery unit

Claims (4)

In the three-dimensional embroidery mold for forming a three-dimensional embroidery having a protruding structure in the height direction,
When observed from the top, the embroidery mold has a two-dimensional shape in the form of a sketch to be embroidered and is formed in a three-dimensional shape divided into areas having distinct heights,
At least one part of the three-dimensional shape has a shape in which the height increases toward the central portion of the outer boundary portion of the two-dimensional shape and the cross section becomes narrow toward the top,
The two-dimensional shape of the sketch to be embroidered has a pointed end having a fixed shape in the height direction,
A three-dimensional embroidery mold, characterized in that a non-slip groove is formed at the pointed end to prevent the embroidery thread from sliding toward the end. delete The method of claim 1,
The two-dimensional shape is a three-dimensional embroidery mold, characterized in that a through hole for rough embroidery is formed therein. In the three-dimensional embroidery molding in which the three-dimensional embroidery mold of claim 3 is inserted therein,
A three-dimensional embroidery molding, characterized in that the main embroidery portion covering the upper portion of the through hole for the rough embroidery is included.

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