JP2002331411A - Boring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a boring device capable of simultaneously boring plural holes. SOLUTION: This boring device 1 simultaneously bores the plural holes, and has a drill support member 2, rotatable plural rotary drills 3 arranged so as to form a row on the same plane of the drill support member 2, and a motor 4 connected to the drill support member 2, and rotating the plural rotary drills 3 to be used.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drilling device, and more particularly to a drilling device used for drilling a plurality of holes at the same time.

[0002]

2. Description of the Related Art Conventionally, when making holes in various materials such as steel plates, holes are made using a lathe or the like. Various devices, various buildings, and the like are constructed by using various materials provided with holes using a lathe or the like and connected by connecting means such as bolts and nuts. In addition, when constructing various devices and various buildings, there are cases where bolt holes must be provided as necessary, such as strengthening the connection,
In such a case, an electric drill or the like is used.

[0003] However, the conventionally known electric drill is provided with only one rotary drill, and it takes time and labor when a plurality of holes at predetermined intervals need to be provided at a plurality of locations. . Further, it is difficult to form holes at predetermined intervals even if the holes are formed in a long time. Furthermore, for a material having a center partition such as an H-section steel, the partition hinders the drilling of holes.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problem. By providing a plurality of rotary drills, a plurality of holes can be formed at the same time. In a certain material, an object is to provide a drilling device capable of simultaneously drilling a plurality of holes across a partition.

[0005]

The above object of the present invention is achieved by using the drilling device of the present invention.

That is, according to the invention of claim 1 of the present invention, there is provided a drilling device for simultaneously drilling a plurality of holes, wherein a row is formed on the same surface of the drill support member and the drill support member. A drilling device is provided, comprising: a plurality of rotatable drills arranged and rotatable in the same; and a motor connected to the drill support member for rotating the plurality of rotary drills.

According to the invention of claim 2 of the present invention, there is provided a drilling device, wherein the drill support member comprises two drill support members arranged at predetermined intervals.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a view showing a first embodiment of a drilling device according to the present invention. Drilling device 1 shown in FIG.
Is provided with six rotary drills 3 for making holes on the same surface of the drill support member 2. In the embodiment shown in FIG. 1, the rotary drills 3 are arranged so as to form two rows, and three rotary drills 3 are arranged in one row. In addition, the rotary drill 3 has an appropriate length according to the thickness of the material to be drilled. A motor 4 for electrically rotating the rotary drill 3 is provided above the drill support member 2 shown in FIG. In FIG. 1, a connecting member 5 is provided for connecting the motor 4 and the drill support member 2.

The drill support member 2 shown in FIG. 1 can be made of any material as long as it can rotatably support the rotary drill 3. Further, the rotary drills 3 can be provided according to the number of holes to be drilled at the same time, and the size can be set according to the number of the rotary drills 3 and the interval at which the rotary drills 3 are provided. Further, by using a drill support member 2 having a small thickness such as a flat plate, it is possible to insert a plurality of holes even in a place where there is only a narrow space. Further, the drill support member 2 is not limited to the two rows of the rotary drills 3 and may be arranged so as to form any number of rows.

The rotary drill 3 shown in FIG. 1 can be used by selecting a material, a diameter of the rotary drill 3 and a shape of the rotary drill 3 according to a material of a hole to be drilled, a bolt size to be used, and the like. In addition, the rotary drill 3 can have an appropriate length depending on the thickness of the material. Further, it may be detachable as required, and may be changed to one having a different drill length or a different drill diameter as necessary.

The rotary drill 3 shown in FIG. 1 is connected to a motor 4 so that the rotary drill 3 can be rotated just by turning on the power to the motor 4. In the present invention, the motor 4 may be configured to be able to rotate a specific rotary drill 3 without rotating all the rotary drills 3 at the same time. Also,
The connecting member 5 may be of any material, shape, and length as long as the motor 4 and the drill support member 2 can be connected. Further, the connecting member 5 may be hollow so that a cord for connecting the motor 4 and the rotary drill 3 can be stored therein.

FIG. 2 is a view showing a second embodiment of the drilling device of the present invention. The drilling device 1 shown in FIG.
The drill support members 2 are composed of two drill support members 2a and 2b and are provided side by side at predetermined intervals, and the rotary drills 3 are arranged on each of the drill support members 2 at equal intervals one by one. A gap is provided between the drill support member 2a and the drill support member 2b shown in FIG. 2 so that a hole can be formed with a partition plate or the like therebetween. In the embodiment shown in FIG. 2, three rotary drills 3 are provided in which the rotary drills 3 for making holes on the same surface of each of the drill support members 2a and 2b are arranged in one row. In addition, the rotary drill 3 has an appropriate length according to the thickness of the material to be drilled.

In FIG. 2, the drill support member 2a and the drill support member 2b are connected at the upper portions thereof, and an appropriate distance can be set depending on the thickness of the partition plate. A motor 4 for electrically rotating the rotary drill 3 is provided above the drill support members 2a and 2b. In FIG. 1, a connecting member 5 is provided for connecting the motor 4 and the drill support member 2.

The drill support member 2 shown in FIG. 2 can be made of any material that can rotatably support the rotary drill 3. Further, the rotary drills 3 can be provided according to the number of holes to be drilled at the same time, and the size can be set according to the number of the rotary drills 3 and the interval at which the rotary drills 3 are provided. Further, the interval between the drill support member 2a and the drill support member 2b shown in FIG. 2 can be set to an interval necessary for arranging the partition plate and making a plurality of holes at the same time. This interval may be adjusted appropriately.

The rotary drill 3 shown in FIG. 2 can be used by selecting a material, a diameter of the rotary drill 3 and a shape of the rotary drill 3 in accordance with a material of a hole to be drilled, a bolt size to be used, and the like. In addition, the rotary drill 3 can have an appropriate length depending on the thickness of the material. Further, it may be detachable as required, and may be changed to one having a different drill length or a different drill diameter as necessary. In addition, the rotary drill 3 is not limited to one row in each drill support member 2,
Any number of columns may be used. Each of the rotary drills 3 shown in FIG. 2 is connected to a motor 4 so that the rotary drill 3 can be rotated just by turning on the power to the motor 4.

FIG. 3 is a view showing a state in which a hole 7 is formed in the H-section steel 6 by using the drilling apparatus 1 shown in FIG.
The H-shaped steel 6 is used as a girder receiving material in road surface lining or a retaining material in underground excavation. H-section steel 6 shown in FIG.
Is placed in a predetermined position as a girder receiving material, and the hole 7 is formed using the drilling device 1 to be fastened using bolts and nuts.
Is open. In the drilling apparatus 1 shown in FIG. 3, the web 8 of the H-section steel 6 has the drill support member 2 a and the drill support member 2.
b, the rotary drill 3 is rotated by turning on the motor 4,
A plurality of holes 7 are simultaneously formed in the flange 9 of the H-section steel 6.

In the embodiment shown in FIG.
Are arranged on the drill support member 2a such that three are in one row, and three are arranged on the drill support member 2b so as to be in one row. In FIG. 3, three holes 7 are simultaneously formed on both sides of the web 8 by using the drilling device 1. The H-section steel 6 provided with the holes 7 in this manner can be fastened using bolts and nuts. Similarly, for the other H-section steels 6, 1
Three equally spaced holes 7 can be drilled in each row on either side of the web 8.

As shown in FIG. 4, the drill support members 2a,
By increasing the length of 2b, 6 holes 7
Can be opened.

[0019]

As described above, according to the present invention, by providing a plurality of rotary drills, a plurality of holes can be formed at the same time, and in a material having a center partition, the material can be simultaneously separated across the partition. A drilling device capable of drilling a plurality of holes can be provided. Further, by using the drilling device of the present invention, it is possible to easily and quickly provide a plurality of holes at predetermined intervals at a plurality of locations.

That is, according to the first aspect of the present invention, there is provided a drilling device for simultaneously drilling a plurality of holes, wherein a row is formed on the same surface of the drill support member and the drill support member. A drilling device is provided, comprising: a plurality of rotatable drills arranged and rotatable in the same; and a motor connected to the drill support member for rotating the plurality of rotary drills. According to the invention of claim 2 of the present invention, there is provided a drilling device, wherein the drill support member includes two drill support members.

[Brief description of the drawings]

FIG. 1 is a view showing a first embodiment of a drilling device according to the present invention.

FIG. 2 is a view showing a second embodiment of the drilling device of the present invention.

FIG. 3 is a diagram showing a state where a hole is drilled in an H-section steel using the drilling device of FIG. 2;

FIG. 4 is a view showing a third embodiment of the drilling device of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Drilling device 2, 2a, 2b ... Drill support member 3 ... Rotary drill 4 ... Motor 5 ... Connection member 6 ... H-shaped steel 7 ... Hole 8 ... Web 9 ... Flange

Claims (2)

[Claims] 1. A drilling device for simultaneously drilling a plurality of holes, comprising: a drill support member; and a plurality of rotatable rotatably disposed so as to form a row on the same surface of the drill support member. A drilling device, comprising: a rotary drill; and a motor coupled to the drill support member and configured to rotate the plurality of rotary drills. 2. The drilling device according to claim 1, wherein the drill support member includes two drill support members provided side by side at a predetermined interval.