JPH0968676A - Nose pad holder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obviate the occurrence of breaking in the connecting parts between wire-shaped parts and holder box parts at the time of assembly to execute connection to a spectacle frame and while using spectacles and to improve durability by working the each holder box part and the wire-shaped part out of one integral blank. SOLUTION: The nose pad holder 1 is composed of the holder box part 2 having a recessed part 5 for fitting and holding the mounting part 17 of a nose pad 16 and the wire-shaped part 3 mounted by welding, etc., at the spectacle frame. The holder box part 2 is formed to the size which is approximately the same as the size of the flank connected with the wire-shaped part 3 to the flank facing the flank. The wire-shaped blank is used as the blank for forming the nose pad holder 1. The wire-shaped blank has the size corresponding to the size of the flank connected with the wire-shaped part 3 of the holder box part 2. Alloys consisting of Cu, Pb, Fe, etc., are used as the blank to be supplied.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nose pad holder used for eyeglass frames.

[0002]

2. Description of the Related Art As shown in FIGS. 4 and 5, in a nose pad holder 11 generally used for eyeglass frames, a holder box portion 1
2 and the linear portion 13, the linear portion 13 is fixed to the spectacle frame 14 by welding or the like, while the mounting portion 1 of the nose pad 16 is provided in the recess 15 provided in the holder box portion 12.
7 is fitted and the set screw 18 is attached to the recess 15.
Is configured to rotatably hold the nose pad 16.

In this nose pad holder 11, the nose pad 16 rotates about a set screw 18 provided in the holder box portion 12 in accordance with the shape and size of the nose of the spectacle wearer, and any nose bridge. Since it can be attached even on the surface, it has been widely used today.

In the general nose pad holder 11 as described above, the linear portion 13 made of a metal wire is used.
It is manufactured by integrally fixing the holder box portion 12 made of the same kind of metal to the end portion of the element by brazing 19 processing.

Therefore, the brazed portion 19 between the holder box portion 12 and the linear portion 13 is apt to be damaged, and the brazed portion 19 is damaged during the fixing work with the spectacle frame 14. However, there is a problem in that the brazed 19 portion gradually corrodes and fatigues after being used for a long time, and is easily damaged.

Further, since the work of brazing 19 the holder box portion 12 to the end of the linear portion 13 is a very fine work, it takes a lot of work time, which causes a problem that the manufacturing cost becomes high. Was.

Further, in the conventional case, the holder box portion 12 is formed of a plate material, while the linear portion 13 is formed by bending a wire material, and these are integrally connected by brazing 19. Since it is formed, two types of materials, a plate material and a wire material, are required, and there is a problem that storage and inventory management are troublesome.

A first object of the present invention is a nose which is not damaged at the connecting portion between the linear portion and the holder box portion at the time of assembling for connecting with the spectacle frame and at the time of use. To provide a pad holder. A second object of the present invention is to eliminate the brazing process in the manufacturing process, thereby eliminating the problem caused by brazing that the strength of the connecting portion between the linear part and the holder box part is weakened, and at the same time, the whole structure can be solved. To provide a nose pad holder that can be manufactured at low cost. A third object of the present invention is to provide a nose pad holder capable of facilitating storage and inventory management by forming the holder box portion and the linear portion forming the nose pad holder from the same material. It is in.

[0009]

To achieve the above object, the present invention has a holder box portion having a concave portion and rotatably holding a mounting portion of a nose pad by a set screw provided in the concave portion. A nose pad holder comprising a linear portion fixed to an eyeglass frame, wherein the holder box portion and the linear portion are formed by processing from an integral material. The material is a wire material having a surface having substantially the same size as the side surface of the holder box portion provided with the linear parts, and the material is Cu, Pb, Fe, Mn, N.
It is an alloy composed of i and Zn. In this case, the content of Mn may be zero.

[0010]

According to the present invention, the above means are adopted.
It is possible to form a holder box portion having a concave portion into which the attachment portion of the nose pad is fitted and a linear portion fixed to the spectacle frame by simply supplying a linear material, and moreover, the holder box portion and the wire portion. The shaped parts are not connected to each other after they are formed, but are formed by forming the holder box part and the linear part by processing the material, so there should be no connected parts. become.

[0011]

Embodiments of the present invention shown in the drawings will be described below. 1 to 3 show a nose pad holder 1 according to the present invention. FIG. 1 is a schematic perspective view of the nose pad holder viewed from the side of a linear portion, and FIG. 2 is a nose pad viewed from the side of a holder box. FIG. 3 is a schematic perspective view of the holder, and FIG. 3 is a schematic view showing a state in which the nose pad is attached to the nose pad holder.

The nose pad holder 1 according to the present invention has a holder box portion 2 having a concave portion 5 into which the mounting portion 17 of the nose pad 16 is fitted and held, like the conventional one.
It is composed of a linear portion 3 attached to the spectacle frame 14 by welding or the like. And this holder box part 2
Has substantially the same size as the side surface to which the linear portion 3 is connected and the side surface facing the side surface.

A linear material is used as a material for forming the nose pad holder 1 according to the present invention, and this linear material is the linear portion 3 of the holder box portion 2.
Has a size corresponding to the size of the side face connected to each other.

Using this linear material, a processing machine (not shown) is used to form a recess 5 in the material in a direction orthogonal to the axis of the material, and the recess 5 is orthogonal to the recess 5. A hole 4 penetrating from a direction orthogonal to the axis,
4 are formed on both sides, and the holes 4 and 4 serve as holes for the set screw 18 of the mounting portion 17 of the nose pad 16.
The recess 5 may be formed by cutting, or if the material has stretchability, it may be formed by pressing or pulling.

As described above, the nose pad holder 1
The holder box portion 2 is formed, and then the linear portion 3 is continuously formed by the same processing machine. This forming method is performed by cutting the raw material to obtain the desired thickness of the linear portion 3, And the length of the holder box portion 2
The desired thickness by stretching the material of the part corresponding to the end of
And a method of forming the linear portion 3 having a length are adopted.

Further, the nose pad holder 1 is formed by bending it to a desired length and bending the end portion in a direction away from the holder box portion 2. Although the case where the linear portion 3 is formed after the holder box portion 2 is formed has been described above, the processing order may be reversed or the processing may be performed simultaneously.

Since the above is continuously performed by the processing machine, the nose pad holder 1 is formed one after another only by winding the material into a coil and continuously supplying the material to the processing machine. Become. Therefore, in the nose pad holder according to the present invention, the holder box portion 12 and the linear portion 13 are not separately formed as in the conventional one, and are then connected and integrated to form one body. The holder box part 2 and the linear part 3 are formed by processing the existing material, and there is no idea that they are integrally fixed by brazing.

The material supplied is Cu,
An alloy composed of Pb, Fe, Mn, Ni, and Zn is used, and the content ratio of Cu is 62.00 to 66.0.
0%, Pb ≤ 0.10%, Fe ≤ 0.25%, Mn
Is 0.00 to 0.50% and Ni is 16.50 to 19.5.
It is preferable that 0% and Zn are the balance.

In the above embodiment, the material to be supplied is an alloy of Cu, Pb, Fe, Mn, Ni and Zn, but the material is not limited to this.
Materials made of various alloys can be adopted depending on the processing means.

[0020]

The nose pad holder according to the present invention has the following effects by being configured as described above. The durability is improved because the connecting portion between the linear portion and the holder box portion is not damaged at the time of assembly for connecting the eyeglass frame and during use. By eliminating the brazing process in the manufacturing process, it is possible to eliminate the problem caused by brazing that the strength of the connecting part between the linear part and the holder box part weakens,
The overall manufacturing cost can be reduced. Since the holder box part and the linear part that compose the nose pad holder are made of the same material, storage of the material,
Inventory management can be facilitated. From the above, instead of forming the holder box part and the linear part separately as in the conventional one and then fixing them with brazing etc. to make them integral, the integrated material is processed and the holder is processed. The box portion and the linear portion are formed, and there is no idea that they are integrally fixed by brazing or the like. Therefore, all the problems caused by brazing will not occur at all, and the easiness of material and product storage and inventory management will be significantly improved.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a nose pad holder of the present invention viewed from the side of a linear portion.

FIG. 2 is a schematic perspective view of the nose pad holder of the present invention viewed from the holder box side.

FIG. 3 is a schematic view showing a state in which a nose pad is attached to the nose pad holder of the present invention.

FIG. 4 is a schematic perspective view showing a state in which a conventional nose pad holder is attached to an eyeglass frame.

FIG. 5 is a schematic view showing a state in which a nose pad is attached to a conventional nose pad holder.

[Explanation of symbols]

 1, 11 ...... Nose pad holder 2, 12 ...... Holder box part 3, 13 ...... Linear part 4 ...... Hole 5, 15 ...... Recessed part 14 ...... Eyeglass frame 16 ...... Nose pad 17 ...... Mounting part 18 ...... Set screw 19 …… With braze

Claims (3)

[Claims] 1. A holder box portion having a concave portion, which rotatably holds a mounting portion of a nose pad by a set screw provided in the concave portion, and a linear portion fixed to an eyeglass frame. A nose pad holder characterized in that the box part and the linear part are formed by processing the same material. 2. The nose pad holder according to claim 1, wherein the material is a wire material having a surface having substantially the same size as a side surface of the holder box portion provided with the linear portion. 3. The material is Cu, Pb, Fe, Mn,
An alloy composed of Ni and Zn, in which case Mn
The nose pad holder according to claim 1, wherein the content may be 0.