JPH05123206A - Decorative body with clasp of button and its manufacture - Google Patents

Abstract

PURPOSE:To easily attach a cylindrical clasp by simplifying a button structure at the time of manufacturing a decorative body with a clasp of a decorative button, etc., and also, to prevent the surface of the decorative body from being flawed. CONSTITUTION:A horizontally extended recessed part 2 is provided on the reverse side of a decorative body 1 of a button, a cylindrical clasp 5 having a collar part 4 of the diameter being roughly equal to the diameter of an inlet of this horizontally extended recessed part 2 is fitted into the horizontally extended recessed part 2, an annular spring 6 is fitted in between an inner wall 3 of the horizontally extended recessed part 2 and the collar part 4, while compressing its spring, and after the claps is fitted in, the spring is extended and interposed and the cylindrical clasp 5 is attached to the decorative body 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a male / female button used for clothing and the like, a decorative button such as a tuck button used for jeans, that is, a button decorative body and a manufacturing method thereof.

[0002]

2. Description of the Related Art A conventional decorative body with a clasp in a button is
A recess is provided on the back side of the decorative body such as hard plastic, and a groove is provided at the deepest part of the peripheral wall of this recess.On the other hand, a ridge of a ridge that can be deformed and expanded outward at the base end of a metallic caulking pipe. There is known a decorative body with a clasp of a button (see Japanese Patent Publication No. 37122/1990) in which the collar portion is fitted into the recess and is then extended by pressing with a tool to fit the collar portion into the recess. There is.

Further, a recess is provided on the back surface of the button decoration body,
The diameter of the peripheral wall of this recess is made smaller than the diameter of the mouth of the bottom of the recess, and the clasp with a collar that is larger than the diameter of the mouth of this recess is forcibly pressed to close the periphery of the collar. There is also known a decorative body with a clasp of a button (see Japanese Utility Model Laid-Open No. 2-130214) in which the flange portion is bent and deformed to fit the collar portion into the recess, and the collar portion is brought into contact with the peripheral wall of the recess.

[0004]

The first known example described in the preceding paragraph is a button decoration body formed from hard plastic, bone, fangs, etc., in the deepest part of the recess provided on the back surface of the decoration body. When fitting a ridge-shaped brim provided on a metal caulking pipe into the groove, extend the ridge while pressing the ridge of the ridge that is bulkier than the thickness of the groove with a tool. Since the fitting is inserted, the concave groove opening is lost or expanded and the collar portion is loosely fitted, so that the decorative body and the caulking tube cannot be tightened, which causes the button to swing. Further, the tool is strongly pressed to bring the flange portion of the ridge into pressure contact with the decorative body, so that the pressing force is directly transmitted to the decorative body of the button mounted on the holding die, resulting in damage to the surface of the decorative body.

In the case of the second known example, a clasp having a collar portion larger than the diameter of the mouth of the recess provided on the back surface of the decorative body of the button, the clasp is forcibly pressed by a tool. Since the peripheral portion of the collar is bent and deformed into the recess to be fitted, it is impossible to fix the clasp by damaging the rim of the recess. Further, as in the first known example, the tool is strongly pressed to bring the collar portion into pressure contact with the decorative body, so that the pressing force is directly transmitted to the decorative body of the button placed on the holding die and damages the surface of the decorative body. It will cause you to give.

The decorative body with a clasp for a button of the present invention was invented in order to solve the above-mentioned problems, and it is extremely easy to mount a tubular clasp on the back surface of the decorative body for a button. It is an object of the present invention to provide a decorative body with a clasp for a button which has a configuration and can be easily attached to a surface of the decorative body as well as a portion with a clasp in the decorative body, and a manufacturing method thereof.

[0007]

In order to achieve the above object, a decorative body with a clasp for a button according to the present invention is provided with a laterally extending concave portion at the center of the rear surface of the decorative body, and the diameter of the concave portion at the mouth portion is large. A tubular clasp for crimping having one end having a brim that substantially conforms to the above is manufactured, and the brim of the clasp is disposed in the laterally-strength recess, and between the inner wall of the laterally-strength recess and the collar. It is a decorative body with a clasp for a button in which an annular spring is interposed.

The shape of the laterally recessed portion provided on the back surface of the ornament is
It was formed to have an inverted frustoconical shape, and the outer peripheral edge of the collar of the tubular clasp was curved so as to match the inner wall slope of this inverted frustoconical lateral tension recess, and was curved with this inner wall slope. It is a decorative body with a clasp for a button in which an annular spring is interposed between the collar portion and the collar portion.

Further, according to the present invention, in manufacturing the decorative body with a clasp in the button, a collar portion that substantially matches the diameter of the mouth portion of the laterally extending concave portion is formed in the laterally extending concave portion formed on the back surface of the decorative body. The flange portion of the tubular clasp with one end is fitted and arranged, and then the annular spring is compressed from the mouth portion of the recess while compressing the annular spring between the mouth side inner wall of the laterally recessed portion and the surface of the collar portion, A method for manufacturing a decorative body with a clasp for a button, in which a tubular clasp is attached to a decorative body by expanding the annular spring after press fitting to restore the state before compression.

[0010]

The present invention has the above-described structure of a clasp with a clasp for a button, and is a caulking cylinder having a flange portion laterally provided at one end in a laterally extending concave portion provided on the back surface of the button ornament. By arranging the collar portion of the clasp, and by interposing an annular spring between the inner wall of the laterally recessed portion and the surface of the collar portion, the tubular clasp is fixed in a stable state with respect to the ornamental body of the button, It is a decorative body with a clasp for buttons that can withstand all uses.

The decorative body with a clasp of this button is a female button,
It is used as a decorative button such as a male button or a tack button, and the tubular part of the tubular clasp protruding from the back surface of the ornament is pierced into the cloth, etc., and the tip is caulked to the female body of the button. In addition, a tubular clasp having a U-shaped tubular portion is applied to the cloth, and a tack is pierced from the opposite side of the cloth to be engaged with the tubular clasp for use.

[0012]

Embodiments of the decorative body with a clasp for a button according to the present invention will be specifically described below with reference to the drawings.

The first embodiment of the decorative body with a clasp for a button according to the present invention is, as shown in FIGS. 1 and 2, a male / female button or a tack button formed of a material such as hard plastic, bone, fang, or metal. Decorative body 1 for decorative buttons
A laterally extending concave portion 2 is provided in the center of the back surface of the concave concave portion 2. The laterally extending concave portion 2 is installed in an inverted frustoconical shape in which an inner wall 3 having a smaller diameter than that of the concave portion is formed and the inner wall 3 is inclined. It is formed slightly wider than the part. On the other hand, a tubular clasp 5 having a collar portion 4 which is provided at one end thereof and which substantially matches the diameter of the laterally extending concave portion 2
The collar 4 is fitted and disposed in the laterally extending recess 2.
An annular spring 6 having a circular cross-section is inserted and fitted between the flange 4 and the mouth-side inner wall 3 of the laterally extending recess 2. The presence of the annular spring 6 fixes the collar portion 4 of the tubular clasp 5 in the laterally extending concave portion 2 in a stable state, and prevents the flange 4 from being removed from the laterally extending concave portion 2.

The annular spring 6 used here is not limited to the notch ring spring, and any elastic spring or rubber spring may be used as long as it is an elastic body capable of expanding and contracting in a certain circle in a plane. Further, the form of the tubular clasp 5 may be a tubular clasp 5 in which the tip of the tubular portion is folded back in a U shape as shown in FIG. In addition, 7 shown is a female button, and 8
Is a cloth, and the cloth 8 is pierced by the tubular portion of the tubular clasp 5 attached to the back surface of the ornament 1. The distal end portion is caulked to the tubular portion of the female button, and the female button is attached to the cloth 8. Install 7.

As shown in FIG. 3, in the second embodiment, the shape of the laterally extending concave portion 2 provided in the center of the back surface of the ornamental body 1 of the button is exactly the same as that of the first embodiment. And tubular clasp 5
The shape of the outer peripheral edge portion 9 of the collar portion 4 of is different from the previous example,
It is curved so as to match the inclined inner wall 3 of the inverted frustoconical laterally extending recess 2. A notched annular spring 6 is fitted and interposed between the outer peripheral edge portion 9 of the bent collar portion 4 and the mouth side inner wall 3 of the laterally extending recess portion 2.

With this configuration, when a force is applied to the tubular clasp 5 so as to escape from the laterally extending recess 2 of the ornament 1, the annular spring 6 will contract and move along the slanted inner wall 3 of the horizontally extending recess 2. On the other hand, on the other hand, it works to expand and move along the bent outer peripheral edge portion 9 of the collar portion 4, so that the annular spring 6 maintains the equilibrium state, and as a result, the collar portion 4 becomes difficult to be removed.

The embodiment shown in FIG. 4 has a button ornament 1.
The laterally extending concave portion 2 recessed on the back surface of is similar to the previous example, but the inlet edge 10 of the laterally extending concave portion 2 is chamfered and rounded,
The fitting operation of the annular spring 6 is facilitated. Further, the cross-sectional shape of the annular spring 6 is formed into a substantially triangular shape as shown in the drawing, one surface of which is matched with the inner wall 3 of the laterally extending concave portion 2, and the apex of the annular spring 6 is at the inlet edge 10 of the laterally extending concave portion 2.
The inner edge of the cylindrical stopper 5 and the other apex of the collar 4
When the ring-shaped spring 6 is brought into contact with the ring-shaped spring 6, the ring-shaped spring 6 can be easily compressed and the ring-shaped spring 6 can be removed from the laterally extending recessed portion 2. Therefore, there is an advantage that the ornamental body 1 can be replaced.

In the embodiment shown in FIG. 5, the shape of the laterally extending concave portion 2 provided on the back surface of the decorative body 1 of the button is formed as a simple concave groove unlike the inverted truncated cone shape of each of the above-mentioned examples. .. The inlet edge 10 of the laterally recessed portion 2 is chamfered and rounded to facilitate the fitting operation of the annular spring 6. Further, the sectional shape of the annular spring 6 is formed into a trapezoidal shape as shown in the drawing, the inclined surface of the annular spring 6 and the rounded inlet edge 10 of the decorative body 1 face each other, and the top of the annular spring 6 and the cylinder The clasp 4 of the clasp 5 abuts,
When the bottom surface of the annular spring 6 and the inner wall 3 of the laterally recessed portion 2 are arranged to face each other, the fitting operation of the annular spring 6 is easy and the decorative body 1 and the tubular clasp 5 are stably fixed. it can.

The present invention is also characterized by a method for manufacturing a decorative body with a clasp for a button. The collar portion 4 of the tubular clasp 5 for caulking, which has a collar portion 4 matching the diameter of the recess 2 at one end, is fitted into the laterally extending recess 2 formed in the center of the back surface of the button ornament 1. Next, the annular spring 6 is pressed into the space between the inner wall 3 on the mouth side of the laterally recessed portion 2 and the surface of the collar portion 4 while compressing the annular spring 6 from the mouth of the laterally recessed portion 2, and the annular spring 6 is expanded after being press-fitted into a tubular shape. It is a method of manufacturing a decorative body with a clasp of a button for fixing the clasp 5 to the decorative body 1.

In order to specifically carry out this manufacturing method, a manufacturing tool as shown in FIG. 7 may be used. This manufacturing tool comprises a decorative body holding die 11, an auxiliary die 12, and a punch 13. The holding die 11 has a flat decorative body mounting surface formed on the upper surface, and the auxiliary die 12 is mounted on the upper surface of the holding die 11. The auxiliary die 12 has convex holes 14 and 15 penetrating vertically inside the auxiliary die 12, and the diameter of the upper hole 15 is the same as that of the laterally recessed portion 2 of the decorative body 1. They coincide with each other and, of course, also coincide with the outer diameter of the collar portion 4 of the tubular clasp 5.
Further, the diameter of the lower hole portion 14 matches the outer diameter of the decorative body 1. A taper is attached to the rim 16 of the upper hole 15 so that the annular spring 6 can be placed and compressed. Further, a punch 13 having the same diameter as the inner diameter of the upper hole portion 15 can reciprocate in the upper hole portion 15 of the auxiliary die 12 and is detachably provided, and a cylindrical clasp 5 is provided at the center of the punch 13.
A concave portion 17 having a size capable of accommodating the cylindrical portion is formed.

To use this device, first, the button ornament 1
Is placed on the holding die 11 with the surface thereof facing downward, and the collar portion 4 of the tubular clasp 5 is fitted into the laterally extending concave portion 2 of the ornamental body 1 and the auxiliary die 12 is placed above the ornamental body 1. Be fitted,
The decorative body 1 is stored in the lower hole portion 14 and the upper hole portion 15
The annular spring 6 is placed on the tapered edge 16 of the, and the punch 13 is lowered in this state to compress the annular spring 6 to lower the lateral spring 2 of the decorative body 1.
It is fitted inside to release the compression action of the annular spring 6,
The annular spring 6 is expanded to fix the decorative body 1 and the tubular clasp 5.

[0022]

The decorative body with a clasp for a button according to the present invention has an extremely simple structure and uses only an annular spring.
Since the tubular stopper is attached to the ornament by expanding and contracting the annular spring, the structure is simple,
Moreover, there are practical effects such as easy manufacture.

In particular, when the tubular clasp is attached to the decorative body, no mechanical deformation processing is applied to the collar portion of the tubular clasp, so that the attachment is accurately and surely performed and a defective product is produced. There is nothing to do. Further, in the manufacturing process, since the excessive pressing force of the punch does not directly apply to the decorative body, there is an effect that a beautiful decorative body with a clasp can be obtained without damaging the surface of the decorative body.

[Brief description of drawings]

FIG. 1 is a sectional view of a female button.

FIG. 2 is an exploded perspective view of a decorative body with a clasp.

FIG. 3 is a cross-sectional view of a decorative body with a clasp according to an embodiment.

FIG. 4 is a cross-sectional view of a decorative body with a clasp according to another embodiment.

FIG. 5 is a cross-sectional view of a decorative body with a clasp according to still another embodiment.

FIG. 6 is a sectional view showing another embodiment of the tubular clasp.

FIG. 7 is a cross-sectional view of a device for manufacturing a decorative body with a clasp.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Decorative body 2 Horizontally recessed portion 3 Inner wall 4 Collar portion 5 Cylindrical clasp 6 Annular spring 9 Outer peripheral edge portion

Claims (3)

[Claims] 1. A laterally recessed portion is provided on the back surface of a decorative body of a button, and a collar portion of a tubular clasp having a collar portion at one end that substantially matches the diameter of the recess portion is disposed in the recess portion. An ornamental body with a clasp for a button, characterized in that an annular spring is interposed between the inner wall on the part side and the flange portion. 2. The laterally extending recess provided on the back surface of the ornament has an inverted truncated cone shape, and the outer peripheral edge of the flange of the tubular clasp is curved so as to match the inner wall slope of the horizontally extending recess. 1. A decorative body with a clasp for a button according to 1. 3. A collar portion of a tubular clasp having a collar portion that substantially matches the diameter of the recess is fitted into a laterally recessed portion formed on the back surface of the ornament of the button, and then the mouth side of the recess. A method for manufacturing a decorative body with a clasp in a button, characterized in that an annular spring is pressed into the inner wall between the surface of the collar portion and the mouth while being pressed, and then expanded.