KR102016110B1 - Method for manufacturing a leather bag - Google Patents

Abstract

In a method of manufacturing a leather bag from a plurality of pieces of leather, disclosed is a method of manufacturing a leather bag, comprising the steps of: designing embroidery (including a plurality of punching hole embroideries) to be placed on the leather bag using a machine embroidery program; fixing at least one sheet to the embroidery frame of the machine embroidery apparatus that is operated in conjunction with the machine embroidery program; embroidering using the machine embroidery apparatus to produce synthetic leather; cutting the synthetic leather into a plurality of pieces and punching a central portion of the plurality of punching holes of embroidery to form a plurality of boundary line holes; and connecting the plurality of boundary line holes with a string.

Description

Method for manufacturing a leather bag

The present invention relates to a bag manufacturing method and more particularly to a bag manufacturing method using leather.

Bags are made of various materials. When the bag is made of leather, the feeling of the bag varies according to the thickness and type of the leather. If you want to put a variety of aesthetic expression by embroidering the leather, if the leather is thick, it is very difficult to embroider, and if the leather is too thin, there is a problem that can not maintain the shape of the bag. This problem is similar in the case of synthetic leather.

Conventional techniques for solving this problem include Japanese Patent Application Laid-Open No. 2018-3166 (P2108-3166A) "Leather Embroidery Method, Apparatus, Leather Shoes, New Leather Goods, Leather Goods Bag". This prior art is to embroider by hand using the insertion hole after forming the insertion hole in order to facilitate the embroidery operation. However, since embroidery work is performed using the insertion hole, there is a limit to expressing delicately with embroidery.

Another prior art is Japanese Utility Model Registration No. 3313121, "Bags." The prior art is to produce a bag by embroidering freely on an embroidery sheet (for example, linen) and then wrapping the embroidery sheet around the outer circumferential surface of the article receiving portion of the bag body. However, the prior art can express the embroidery freely, but the outer surface is all wrapped with the embroidery sheet, there is a problem that can not express the texture of the leather.

Japanese Patent Application Laid-Open No. 2018-3166 (P2108-3166A) "Leather embroidery method, apparatus, leather shoes, new leather goods, leather bag" Japanese Utility Model Registration No. 3313121 "Bag"

The problem to be solved by the present invention is to provide a bag manufacturing method that can be embroidered freely while maintaining the shape of the bag while using leather.

In order to achieve the object of the present invention, in the method of manufacturing a leather bag from a plurality of pieces of leather, designing a bag embroidery to be placed in the leather bag using a machine embroidery program, wherein the bag embroidery is the plurality of A plurality of punching hole embroidery for forming punching holes along the interface of the piece of leather; Fixing at least one sheet of the plurality of sheets to the embroidery frame of the machine embroidery apparatus operated in conjunction with the machine embroidery program, wherein the plurality of sheets are sequentially placed and at least partly joined, and the plurality of sheets At least one of the sheets is leather; Placing embroidery on the plurality of sheets by using the machine embroidery device to produce a leather; Cutting the leather into a plurality of pieces: forming a plurality of boundary line holes by punching a central portion of the plurality of punching hole embroidery of the leather; And connecting the plurality of boundary line holes with a string.

According to an embodiment, said plurality of sheets consists of a first leather seat, a felt seat, a second leather seat; The first leather seat is fixed to the embroidery frame, and the felt seat and the second leather seat are cut and joined onto the first leather seat.

In addition, the plurality of pieces may include a front piece, a back piece, a bottom piece, and two side pieces. According to another embodiment, the plurality of pieces may further include a lid piece.

While using leather, there is an advantage that the bag can be made in a variety of shapes using embroidery.

1 is a view for explaining a leather bag manufacturing method according to an embodiment of the present invention.
2A to 2D are diagrams for explaining a combination of leather according to embodiments of the present invention.
3 is a view illustrating a bag made of a plurality of pieces according to an embodiment of the present invention.
4A to 4D are diagrams for explaining punching hole embroidery according to embodiments of the present invention.
5 is a view for explaining punching according to an embodiment of the present invention.
6A and 6B are diagrams for explaining stitching according to embodiments of the present invention.
7A and 7B are diagrams for explaining stitching according to other embodiments of the present invention.
8A and 8B are views for explaining a bag handle according to an embodiment of the present invention.
9A and 9B are views for explaining a bag handle according to another embodiment of the present invention.
10A and 10B are views for explaining a bag cover according to an embodiment of the present invention.
11 is a view illustrating a form in which a long strap is attached to a bag according to an embodiment of the present invention.

The present invention may be variously modified and have various embodiments, and specific embodiments will be illustrated in the drawings and described in detail with reference to the accompanying drawings. However, this is not intended to limit the present invention to specific embodiments, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

'Combination of A and B' and 'and / or' are used to comprehensively describe the case in which either A or B is included or both A and B are included. On the other hand, the expression 'substantially', 'almost', 'about', is an expression to consider the margin or possible error applied in the actual implementation. Leather in the present invention includes not only natural leather but also synthetic leather, processed leather and the like. In addition, the boundary line hole is used in the same concept as the punching hole.

Next, specific embodiments of the present invention will be described with reference to the drawings.

1 is a view for explaining a leather bag manufacturing method according to an embodiment of the present invention. Referring to FIG. 1, a plurality of sheets is prepared in step S110. Make a leather seat because you are making a leather bag. The leather seats should be thin enough to be embroidered by machine embroidery devices. Otherwise, if it is too hard or thick, there is a problem that embroidery work cannot be performed with the machine embroidery device or the thread is broken too often.

It is preferable to provide a leather sheet processed to a thickness of preferably 0.6 mm to 1.8 mm, more preferably 0.8 mm to 1.2 mm.

Among the plurality of seats may include felt paper for maintaining the shape of the leather. The felt paper is for maintaining the shape, the material properties similar to the felt paper can be used as a middle layer material that can be machine embroidery work while maintaining the shape, the description is equally applied to the felt paper described later. The thickness of the felt paper is preferably 1.2 mm to 2 mm.

In addition, as shown in FIG. 2A, the leather sheet 210, the felt paper 220, and the waterproof fabric 230 may be used. As shown in FIG. 2B, the leather sheet 210, the felt paper 220, A textile fabric 240 printed with a pattern may be used. In order to sufficiently show the texture of the leather bag, as shown in FIG. 2C, it is preferable to use the leather seat 210, the felt paper 220, and the leather seat 250. In addition, the inside of the bag may be made of leather, and the outside of the bag may be made of knitted fabric (see FIG. 2D). One bag can be made from one type of leather, or from two or more pieces of leather.

Referring back to FIG. 1, the bag embroidery design is made using the machine embroidery program in step S120. Bag embroidery design according to an embodiment of the present invention includes a plurality of punching hole embroidery. Punching hole embroidery can be placed as a machine embroidery, as shown in Figures 4a and 4b, the overall shape has a circular shape.

Leather bag according to the present invention is composed of a plurality of pieces as shown in FIG. For example, it may include a bottom piece 310, a front piece 320, a back piece 330, and two side pieces 340 and 350. In addition, the lid may further include a piece.

Referring to FIG. 4C, a plurality of punching hole embroidery 400 may be embroidered along an interface of the plurality of pieces. In addition, the inner boundary line embroidery 410 and the outer boundary line embroidery 412 may be further included for aesthetics.

4D shows another embodiment of a side piece. Referring to FIG. 4D, the side protrusion punching hole embroidery 420 is released. Accordingly, the inner boundary line embroidery 410 is formed such that the side protrusion punching hole embroidery 420 is formed inward.

Referring back to FIG. 1, in step S130, at least one sheet of the plurality of sheets is fixed to the embroidery frame of the machine embroidery apparatus. For example, if you want to make a leather from the first leather seat, the felt paper, and the second leather seat, the first leather seat is fixed to the embroidery frame of the machine embroidery device, and the felt paper and the second leather seat are cut. To be sequentially bonded on the first leather seat. According to a specific embodiment, the felt paper cut into pieces is attached to the first leather sheet using double-sided tape. At this time, it is preferable to attach the double-sided tape to only part of the tape rather than to the front. Subsequently, the second leather sheet cut into pieces is bonded to felt paper using double-sided tape.

Then, the embroidery is placed using the machine embroidery device in step S140. Since embroidery is placed on a plurality of sheets at once, a plurality of sheets are joined through an embroidery operation. Also at the boundary of each piece, as described above, a number of punching hole embroidery is embroidered. It is also possible to embroider border line embroidery using a machine embroidery device. In order to enhance the uniqueness of the leather bag, it is possible to embroider various types of picture embroidery on the front, back and side of the bag.

In this way, a plurality of sheets are combined into one through an embroidery operation by a machine embroidery device to form a synthetic leather, and at the same time, embroidery capable of expressing various aesthetics is embroidered. In addition, a plurality of punching hole embroidery is formed along the piece boundary line of each leather.

Referring back to FIG. 1, in step S150, the sheets which are not cut to fix the embroidery frame are also cut.

Then, as shown in Figure 5, using a punching machine 500 to make a hole in the center of the punching hole embroidery. Punching machine 500 is a variety of forms, and most simply can be used to hammer the rod puncher. It is also possible to use a variety of punching machines, such as tong type puncher, lever large puncher.

Referring back to FIG. 1, in step S160, a plurality of punching holes are combined with a string according to a design. For example, the front piece of leather is stitched together with the side pieces of leather and the bottom piece of leather. In this way, a plurality of punching holes in each piece of leather can be stitched together to produce a bag.

Figure 6a shows a bottom surface fragment according to an embodiment of the present invention. There is a vertical line embroidery 440 by the machine embroidery device on the bottom surface, a plurality of punching hole embroidery is formed along the boundary line of the engraving surface. In the middle of the punching hole embroidery is a life preserver using a punching machine, and many of the punching holes are laced. In FIG. 6A, the vertical line embroidery 440 may be referred to as embroidery for increasing the bonding force of the plurality of sheets forming the bottom surface piece.

Figure 6b is a photograph illustrating the coupling of the punching hole of the front piece and the punching hole of the side piece with a string. According to the shape of the leather bag to combine the punching holes to be bonded with a thread or a strap (600). As a tool for sticking, it is possible to use a needle, a crochet hook, an ear hook or the like.

Figure 7a shows a leather bag connected with a string according to an embodiment of the present invention. Although not shown in FIG. 7A, embroidery of various figures may be embroidered on the front of the bag. In FIG. 7A, the side protrusion 710 drills a punching hole in the protrusion punching hole embroidery 420 described with reference to FIG. 4D, and then combines adjacent protrusion punching holes with a string to enable individual side protrusion.

As such, it can be seen that the shape of the bag can be variously changed through the knitting using a plurality of punching holes and punching holes.

7B is a photograph showing a bag made of a plurality of sheet papers made of leather sheets, felt paper, and knitted paper. To give a luxurious feel, the bag is made of high-quality knitted paper with good color, and leather is used to have a leather texture on the inside of the bag. The bag 720 of FIG. 7B is also manufactured using a plurality of punching holes and laces.

As can be seen in Figure 7b, the stitching is not only to combine a plurality of synthetic leather, but also to make a multi-stage knit for the decorative effect.

8A and 8B are views for explaining a bag handle according to an embodiment of the present invention. Referring to Figure 8a and 8b, like the bag body to produce a bag strap made of a leather made of a plurality of sheet paper. A plurality of punching hole embroidery 810a, 810b is formed along the central portion of the bag handle 800 for uniformity of the design. In addition, border lines 820a and 820b are embroidered on the edge of the bag handle. The two bag handles can be attached to the bag body by using punching punching holes at each end.

9A and 9B are views for explaining a bag handle according to another embodiment of the present invention. 9A and 9B, two bag handles 900 are embroidered with two rows of punching hole embroidery 910a and 910b, respectively, and punching holes are formed in the center of the punching hole embroidery. In the present embodiment, when the punching holes adjacent to each other are combined with a string, a ballroom feeling may be generated in the handle as shown in FIG. 9B. In this embodiment, both ends of the handle of the bag is attached to the bag body through the knitting.

 10A and 10B are diagrams for explaining a bag cover according to an embodiment of the present invention. 10A and 10B, the bag cover is also formed of a plurality of sheets (eg leather + pallet + leather). A plurality of punching hole embroidery 1010 and punching holes are formed at the edge. In addition, a border line embroidery 1020 is embroidered on the rim, and the cover is embroidered with a pattern (lattice pattern in this embodiment) to increase the binding force of the leather similarly to the bottom surface. Many punching holes are finished with strings. Here, the locking portion 1030 is coupled with a hole 1040 and a string in a fish-like piece of wood. In addition, the portion of the cover coupled to the bag body is opposite the lock portion 1030. The combination of the body and the bag cover is also made by laces. As can be seen in FIG. 10B, the cover 1030 may be passed through the locking band 1050 attached to the bag body with a strap to secure the cover in a stable state. On the other hand, the long string band 1060 may be provided detachably so that the normal long strap that can be used when attaching the long strap to the bag can be used only when necessary.

11 is a photograph showing a leather bag with a long strap according to an embodiment of the present invention. As can be seen in Figure 11, for the uniformity of the design, the long string was also punched through a plurality of punching holes and punched holes, using a string knit to combine the long strap lock. By using the long strap lock, the user can attach or detach the long strap to the bag body as needed.

By introducing the concept of punching holes and knitting, it is possible to efficiently manufacture a bag composed of a plurality of pieces of leather.

400 .... Punching Hole Embroidery
800, 900 ... bag handle
810a, 810b, 910a, 910b ... Punching Hole Embroidery
820a, 820b ... border line embroidery

Claims (4)

A method of making a leather bag from a plurality of pieces of leather,
Designing a bag embroidery to be placed in the leather bag using a machine embroidery program, wherein the bag embroidery includes a plurality of punching hole embroidery for forming a punching hole along an interface of the plurality of pieces of leather;
Fixing at least one sheet of the plurality of sheets to the embroidery frame of the machine embroidery apparatus operated in conjunction with the machine embroidery program, wherein the plurality of sheets are sequentially placed and at least partly joined, and the plurality of sheets At least one of the sheets is leather;
Placing embroidery on the plurality of sheets by using the machine embroidery device to produce a leather;
Cutting the synthetic material into a plurality of pieces:
Punching a central portion into the plurality of punching hole embroidery of the leather to form a plurality of boundary line holes; And
Connecting the plurality of boundary line holes with a string
Leather bag manufacturing method comprising a.
The method of claim 1
The plurality of seats comprises a first leather seat, a felt seat, a second leather seat;
The first leather seat is fixed to the embroidery frame, wherein the felt sheet and the second leather seat is cut and coupled to the first leather seat, characterized in that the manufacturing method.
The method of claim 1,
Wherein said plurality of pieces comprises a front piece, a back piece, a bottom piece, and two side pieces.
4. The method of claim 3, wherein the plurality of pieces further comprise pieces of lids.

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