KR100272845B1 - Article case and method for fabricating the same - Google Patents

Abstract

PURPOSE: Provided is an article case which is easily produced without bond, two-fold tape or sewing so that it improves workability and reduces production cost. CONSTITUTION: The article case comprises the parts of: a pair of bodies(12) which are fabricated in a certain form to include a floor wall part and a standing wall part; an outer shell(14) which covers the external side of the floor wall part and the internal or the external side of the standing wall part; and a frame member(36) which is given to each body to compress the outer shell against the internal side of the standing wall part.

Description

Case and its manufacturing method

The present invention relates to an article case and a method for manufacturing the article, and in particular, is manufactured in a simple and easy manner to improve the workability, reduce the cost, increase the rigidity and take a variety of shapes (Article Case and Method for Fabricating the Same).

Typically, article cases are used to house various items such as cosmetics, writing utensils, clothes, and notebook PCs, which are relatively complicated in structure and require bond or double-sided tape or sewing in the manufacturing process. There is a problem in that the workability during manufacturing or the various shapes can not be taken or the cost is increased. In addition, since the article case is generally made of a material such as plastic, it is inferior in rigidity and easily broken due to inadvertent use.

The present invention was created to solve the problems inherent in the article case according to the prior art as described above, the object of the present invention is manufactured in a simple and easy manner to improve workability, reduce cost and increase rigidity And it provides an article case and a method of manufacturing the same that can take various shapes.

1 is a perspective view showing an open state of the article case according to the present invention.

2 is a perspective view showing an independent appearance of the article case body.

3 is a plan view showing an envelope for covering the article case body;

4 is a cross-sectional view showing a state in which the main body and the shell are seated on the first lower mold and the first lower auxiliary mold.

5 is a cross-sectional view showing a state in which the outer shell is bent vertically by the upper mold.

6 is a cross-sectional view showing a state in which the outer shell is bent in the horizontal direction by the second lower auxiliary mold.

7 is a cross-sectional view illustrating a state in which a frame member seated on a second lower mold is fitted to a main body.

* Explanation of symbols for main parts of the drawings

10: case 12: main body

14: jacket 16: hinge

18: hook 20: upper mold

22: first lower mold 24: first lower auxiliary mold

26: second lower mold 28: second lower auxiliary mold

30: first spring 32: second spring

34: barb 36: frame member

38: hinge axis 40: locking jaw

42: curved portion 44: incision

46: inclined portion 48: upper auxiliary mold

According to one aspect of the present invention, an article case is provided: the case includes a pair of main bodies having a bottom wall portion and an upstanding wall portion while being molded into a predetermined shape, an outer shell covering the bottom wall portion outer surface and the upright wall portion inner and outer surfaces of each body; And a frame member provided in each main body to press the outer shell against the inner wall of the upstanding wall portion.

According to another aspect of the present invention, the article case further includes an inner shell covering the bottom wall portion inner surface and / or the upright wall portion inner surface of each body.

According to another aspect of the present invention, there is provided a method for manufacturing an article case, the method comprising: preparing a body having a bottom wall portion and an upstanding wall portion while being molded into a predetermined shape, the bottom wall portion outer surface of the body being covered; Seating the sheath on the body so that the sheath covers the outer wall of the upright wall of the body, bending the sheath vertically downward, bending the portion of the sheath extending downward beyond the lower end of the body generally in a horizontal direction. And bending a portion of the outer shell extending in the horizontal direction vertically by pressing the frame member to the main body and pressing the frame member vertically upward to press the inner wall of the upright wall portion of the main body.

According to yet another aspect of the present invention, the method further includes providing an endothelial to cover an inner surface of the bottom wall portion and / or an inner wall of the upright wall portion of the body.

According to the above characteristics of the present invention, it is possible to manufacture the article case in a simple and easy manner without the need for bonds, double-sided tape or sewing, thereby improving workability and reducing costs. In addition, since the article case according to the present invention is made of a steel material, the rigidity of the article case is increased, so that even when an impact is applied to the article case, the state of storage of the article inside the case is maintained intact. In addition, it is possible to manufacture a case of various shapes by appropriately matching the color and design of the main body, the frame member, the outer shell and the inner shell.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention, the same reference numerals will be used for the same parts throughout the drawings.

1, a perspective view showing an open state of an article case according to the present invention is shown, FIG. 2 shows a perspective view showing an independent appearance of the article case body, and FIG. 3 shows an outer cover for covering the article case body. 4 is a cross-sectional view illustrating a state in which the main body and the outer shell are seated on the first lower mold and the first lower auxiliary mold, and FIG. 5 shows a state in which the outer shell is bent vertically by the upper mold. 6 is a cross-sectional view showing a state in which the outer shell is bent horizontally by the second lower auxiliary mold, and FIG. 7 shows a state in which the frame member seated on the second lower mold is fitted to the main body. The sectional drawing shown is shown.

The article case 10 according to the invention consists of two case halves. The two case halves are fixed in a pivotable manner with each other by a hinge 16, and a front portion of the case 10 is provided with a hook 18 for opening and closing the case 10. The article case 10 according to the present invention can be used to put various articles such as cosmetics, writing instruments, clothes, notebook PC. Since the structure of each case half constituting the case 10 is the same, only one case half will be described in detail below.

The case half includes a body 12 as shown in FIG. 2, and in a preferred embodiment of the present invention the body 12 provides a rectangular interior space. The main body 12 is made of steel and includes a bottom wall portion and an upstanding wall portion. The outer surface of the bottom wall portion and the inner wall of the upright wall portion of the main body 12 are covered by the outer shell 14, and the frame member 36 is fitted inside the main body 12 while the outer shell 14 is covered. . The frame member 36 firmly fixes the outer shell 14 to the main body 12 by pressing a portion of the outer shell 14 covering the inner wall of the upright wall portion against the upright wall portion. At this time, the frame member 36 is inclined downward by a predetermined angle with respect to the plane formed by the upstanding wall portion (direction toward the free end of the upstanding wall portion), and thus is expanded toward the upper side (direction toward the bottom wall portion). Is taken (see FIGS. 6 and 7). In a preferred embodiment of the present invention, the predetermined angle is 5 degrees. As the frame member 36 is inclined as described above, a wedge effect is caused when the frame member 36 is fitted inside the main body 12, and this wedge effect and its elastic modulus that the steel main body 12 has Due to this, the outer shell 14 may be firmly fixed to the main body 12. Thus, the case can be completed without the need for bond or double-sided tape or sewing. The sheath 14 may be made of a material such as inner porcelain, vinyl, leather, cloth or PU.

The apparatus for manufacturing the article case 10 according to the invention comprises an upper mold 20, a first lower mold 22 and a second lower mold 26, which in a preferred embodiment of the invention, The fields 20, 22, and 26 are generally rectangular in shape. The upper sub mold 48, the first lower sub mold 24 and the second lower sub mold 28 are fitted to the outer surfaces of the respective molds 20, 22, and 26 in a reciprocating manner in the vertical direction. .

The barbs 34 are fixed to the horizontal ends of the upper mold 20 in a rotatable manner about the hinge axis 38, and the barb pieces 34 are provided with the locking jaws 40. The first lower auxiliary mold 24 fitted to the first lower mold 22 is supported by the first spring 30, and the second lower auxiliary mold 28 fitted to the second lower mold 26 is made of first. It is supported by two springs 32. A curved portion 42 is formed on an inner surface of the second lower auxiliary mold 28, and an inclined portion 46 is formed on an outer surface of the second lower auxiliary mold 28.

Hereinafter, a process of manufacturing the article case 10 by the apparatus for manufacturing the article case according to the present invention structured as described above will be described in detail:

Initially, the steel body 12 as shown in FIG. 2 is molded by a separate mold, and then the shell 14 as shown in FIG. 3 is prepared by a separate iron mold. When fixing the outer shell 14 to the body 12, a cutout 44 is formed in the corner portion of the outer shell 14 to prevent the corner portion of the outer shell 14 from folding.

As shown in FIG. 4, the main body 12 is held in a state where the free end of the upright wall portion is fitted to the upper end of the first lower mold 22 in a downward direction, and the shell 14 is disposed on the main body 12. Is provided. The central portion of the shell 14 is seated on the body 12, and the peripheral portion of the shell 14 is seated on the top surface of the first lower auxiliary mold 24. At this time, the upper mold 20 is in a position spaced apart from the first lower mold 22 by a predetermined distance, the upper auxiliary mold 48 is the upper end surface of the locking jaw 40 of the barb 34 Will hang on. The first lower auxiliary mold 24 is maintained at its uppermost position by the pressing force of the first spring 30.

Then, as shown in FIG. 5, the upper mold 20 is lowered, and when the upper mold 20 is lowered, the upper auxiliary mold 48 hanging on the locking jaw 40 of the barb piece 34 is also downward. Is moved to. When the upper auxiliary mold 48 is in contact with the first lower auxiliary mold 24, the first lower auxiliary mold 24 also moves downward to overcome the pressing force of the first spring 30. At this time, the upper auxiliary mold 48 bends the peripheral portion of the outer shell 14 seated on the first lower auxiliary mold 24 vertically downwards, so that the main body 12 and the outer shell 14 have an upper portion. The mold 20 and the upper auxiliary mold 48 are held tightly in the groove portion formed. Then, the upper mold 20 and the upper auxiliary mold 48 are moved upward, and the first lower mold 22 and the first lower auxiliary mold 24 are moved to the second lower mold 26 and the second lower mold. Substitutive mold 28 is replaced. The main body 12 and the outer shell 14 which are held tightly in the groove portions formed by the upper mold 20 and the upper auxiliary mold 48 are moved upward by the upper mold 20 and the upper auxiliary mold 48. When they are moved together.

Then, in a state where the frame member 36 is seated on the second lower mold 26, as shown in FIG. 6, the upper mold 20 is lowered again, and the upper mold 20 moves downward. As a result, the barb piece 34 fixed to the upper mold 20 in a rotatable manner comes into contact with the inclined portion 46 formed on the outer surface of the second lower auxiliary mold 28 to slide. Therefore, the engagement state of the engaging jaw 40 of the barb piece 34 and the upper end surface of the upper auxiliary mold 48 is released, and the upper mold 20 is independent until it contacts the upper end surface of the upper auxiliary mold 48. Is lowered. Therefore, the main body 12 and the outer shell 14, which are tightly fitted in the groove formed by the upper mold 20 and the upper auxiliary mold 48, are pushed downward, and the free end of the outer shell 14 pushed downward is made of the first mold. 2 is bent in the horizontal direction while contacting the curved portion 42 formed on the inner surface of the lower auxiliary mold (28).

Finally, as shown in FIG. 7, when the upper mold 20 contacts the upper end surface of the upper auxiliary mold 48, the upper mold 20 and the upper auxiliary mold 48 are moved together, and thus the second mold 20 is moved together. Lower auxiliary mold 28 is also moved downwards to overcome the pressing force of the second spring (32). Therefore, the frame member 36 seated on the second lower mold 26 is forced to fit inside the main body 12 while bending the outer shell 14 bent in the horizontal direction vertically again. Will complete.

According to the configuration as described above of the present invention, it is possible to manufacture the article case in a simple and easy manner without the need for bonds, double-sided tape or sewing, thereby improving workability and cost. In addition, since the article case according to the present invention is made of a steel material, the rigidity of the article case is increased, so that even when an impact is applied to the article case, the state of storage of the article inside the case is maintained intact. In addition, it is possible to manufacture a case of various shapes by appropriately matching the color and design of the main body, the frame member, the outer shell and the inner shell.

While the present invention has been illustrated and described with reference to certain preferred embodiments, the invention is not limited thereto but may vary without departing from the spirit or scope of the invention as set forth in the claims below. It will be readily apparent to those skilled in the art that such modifications and variations can be made in the art. For example, in the above preferred embodiment of the present invention, the main body 12 has been described as having a rectangular shape, but it can be seen that the main body 12 may take various shapes such as square, triangle, rhombus, and trapezoid.

Claims (4)

An article case comprising: a pair of main bodies having a bottom wall portion and an upstanding wall portion molded into a predetermined shape, an outer shell covering the bottom wall portion outer surface and an upside wall portion inner and outer surface of each main body, and provided in each of the main bodies to cover the outer shell; An article case comprising a frame member pressed against an inner surface of an upstanding wall portion. The article case according to claim 1, further comprising an inner shell covering an inner surface of the bottom wall portion and / or an inner wall of the upstanding wall portion of each main body. A method for manufacturing an article case, the method comprising: preparing a body having a bottom wall portion and an upstanding wall portion while being molded into a predetermined shape, and seating the shell on the body so that the bottom wall portion outer surface of the body is covered; Bending the sheath vertically downward to cover the outer wall of the upright wall of the body, bending the portion of the sheath that extends downward beyond the lower end of the body in a generally horizontal direction, and fitting a frame member to the body by And bending the horizontally extending portion of the outer shell vertically and pressing the inner wall of the upright wall portion of the main body. 4. The method of claim 3, further comprising providing an endothelial to cover an inner surface of the bottom wall portion and / or an inner wall of the upright wall portion of the body.