JP4266997B2 - Auxiliary instrument for drilling device and drilling device having the same - Google Patents

Description

  The present invention relates to an auxiliary tool for a drill device and a drill device including the same, and more particularly, an auxiliary device for assisting drilling of a vertical hole or a horizontal hole using a drill device such as a vibration drill or a hammer drill and a drill including the same. Relates to the device.

  It is widely used to use a portable drilling device for drilling a screw hole or the like in a ceiling, wall, floor or the like. However, it is not easy even for a skilled worker to drill this hole horizontally or vertically, especially work in a place where the scaffold is unstable, work in a place where the work space is not sufficiently wide, work in an upward direction, When the surface of the part to be drilled is not vertical or horizontal, it is extremely difficult to set the drilling angle to be horizontal or vertical, and an error always occurs.

  Then, the portable drill apparatus which provides a bubble type level in a portable drill apparatus, and makes it easy to drill horizontally or vertically is proposed (refer patent documents 1 and 2).

Japanese Patent Laid-Open No. 2005-233739 JP 2005-153133 A

  However, in these conventional techniques, since a bubble level is used for the vibrating drill device, the bubbles are difficult to see because of cracks, and it is not easy to confirm the angle and positioning for holding the drill device, and the bubble reaction time. It takes a long time, and the air bubbles are small, so the visibility is poor, so the work efficiency is poor, and the angle and position of the drilling device cannot be confirmed during drilling. If you are working on drilling a vertical hole with the tip of the cone facing upwards, the drilling device is usually overhead. Therefore, it was very difficult to visually inspect the level indicator.

  Therefore, the present invention solves the above-mentioned problems, and the angle and positioning for holding the drill device when drilling a vertical hole in the ceiling, floor, etc., and a horizontal hole in a wall, etc. with a drill device, particularly a portable drill or hammer drill. It is an object of the present invention to make it possible to easily and quickly check the horizontal holes and the vertical holes and to accurately and quickly perform the drilling work. It is another object of the present invention to provide an auxiliary tool for drilling a horizontal hole and a vertical hole for a drilling device that requires no maintenance, can be easily replaced, and can be easily viewed in any working posture. It is another object of the present invention to make it possible to confirm the holding angle and position of the drill device even during drilling work.

  The present invention as means for solving the above-mentioned problems is characterized in that a weight body is movably suspended on a support body, and the support body is provided with attachment means for attaching to a drill apparatus main body. It is an auxiliary tool for the device.

  In the drilling device auxiliary tool, the support is a transparent or semi-transparent cylinder, and the weight is provided inside the support.

  Further, in the auxiliary device for a drill apparatus, the upper end and the lower end of the weight body are respectively connected to the support body using suspension members.

  Also, in the auxiliary device for a drill apparatus, the support body is provided with a contact portion having a circular inner periphery, and the weight body is positioned inside the contact portion.

  In the drill device auxiliary instrument, the weight body and / or the contact portion may be fluorescently colored.

  Further, in the drill device auxiliary instrument, the attachment means is constituted by a screw provided at the upper end and / or the lower end of the support, and the axis of the screw overlaps or is parallel to the axis of the weight. It is characterized by.

  Further, the support device for fixing the auxiliary device for a drill device to the drill device, comprising: a coupling portion coupled to the mounting means; and a fixing means for fixing to the drill device, the auxiliary device for the drill device, The support base is positioned at an angle of 90 degrees with the axis of the cone, and the axis of the cone is supported vertically when horizontal and / or is supported so as to be parallel to the axis of the cone.

  Further, there are provided two screws for supporting the drilling device auxiliary tool to the drilling device, the screws being engaged with the screws provided at the upper end and / or the lower end of the support. In addition, a support base is characterized in that the axis of the two screws is formed at an angle of 90 degrees.

  Furthermore, it is a drill apparatus provided with said auxiliary tool for drill apparatuses. This drill device is provided with two screws that are screwed in correspondence with the screws provided at the upper end and / or lower end of the support of the drill device auxiliary tool, and the axis of the two screws is set at 90 degrees. The supporting base is formed at an angle of 90 °, and the axis of one of the two screws is positioned at an angle of 90 degrees with the axis of the cone, and the axis of the cone is vertical when horizontal, The axis is installed so as to be parallel to the axis of the cone, and the screw provided on the support base and the screw provided on the support are screwed together to fix the auxiliary tool for the drill device.

  According to the present invention as described above, when drilling a vertical hole in a ceiling, a floor or the like and a horizontal hole in a wall or the like with a drill device, particularly a portable drill or a hammer drill, the angle and positioning of the drill device are maintained. The confirmation can be performed easily and quickly, and the drilling of the horizontal hole and the vertical hole can be performed accurately and quickly. In addition, it is possible to provide auxiliary tools for drilling horizontal holes and vertical holes for a drill device that do not require maintenance, can be easily replaced, and can be easily viewed in any working posture. In addition, it becomes possible to confirm the holding angle and position of the drilling device even during the drilling operation.

  In particular, since the support is a transparent or semi-transparent cylinder, and the weight is provided inside the support, it is possible to provide an auxiliary device that is not easily damaged and that the weight is easy to see and extremely easy to handle.

  In addition, since the upper end and the lower end of the weight body are respectively connected to the support using suspension members, it is only necessary to provide attachment means only at one end of the upper end or the lower end of the auxiliary device. Alternatively, even when the drilling location is changed to the opposite, it is no longer necessary to change the up / down direction by changing the auxiliary tool, and the ease and speed of work can be improved.

  Further, since the support has a circular contact portion on the inner periphery, and the weight body is positioned inside the contact portion, the inner wall of the side portion of the support is prevented from being scratched, and as a result, The auxiliary instrument was prevented from being damaged and the position of the weight body could be easily confirmed.

  Further, since the weight and / or the contact portion are fluorescently colored, the tilt of the weight can be easily grasped even in a slightly dark place where there are few light sources, and workability can be improved.

  In addition, the mounting means is constituted by screws provided at the upper end and / or lower end of the support, and the axis of the screw overlaps or is parallel to the axis of the weight, so that it is easy to handle and attach. It was possible to improve workability in a short time.

  A support base for fixing the auxiliary device for a drilling device to the drilling device, comprising: a coupling portion coupled to the mounting means; and a fixing means for fixing to the drilling device, It is located at an angle of 90 degrees with the axis, and the axis of the cone is supported vertically and / or in parallel with the axis of the cone, or the upper end and / or the lower end of the support Since two screws to be screwed are provided corresponding to the screws provided in the section, and the axis of the two screws is formed at an angle of 90 degrees, the auxiliary instrument can be easily attached and detached, and the workability is improved. I was able to.

  Hereinafter, the present invention will be described in detail with reference to the drawings. The drill device auxiliary tool 10 (hereinafter referred to as “auxiliary device 10”) indicates whether or not the axis (center line) 2 of the cone 31 attached to the drill device body 1 is positioned horizontally or vertically. 100 is a tool for assisting horizontal or vertical hole drilling at 100, and includes a support body 41, a weight body 11, and a suspension member 51 that suspends the weight body 11 from the support body 41. The drill apparatus includes all drills, and includes a hammer drill, a vibration drill, a rotary drill, and the like.

  The support body 41 includes a side portion 42 and an upper portion 43 projecting laterally from the upper end portion of the side portion 42, and the upper end of the suspension member 51 is suspended from the upper portion 43, and a weight body is disposed at the lower end of the suspension member 51. 11 is suspended, the weight body 11 is movably suspended from the upper part 43, the attachment means 48 for attaching the support body 41 to the drill apparatus main body 1 at the lower end part of the side part 42, and the same at the upper end part. Attachment means 49 are provided.

  As shown in FIGS. 1 to 3, the support body 41 has a cylindrical cylindrical side portion 42. The upper end portion 43 is provided with a circular thin plate-like upper portion 43, and the lower end portion is provided with a circular thin plate-like lower portion 44. In this state, at least the side part 42, preferably further the upper part 43 and the lower part 44, are made of a material such as a transparent or translucent synthetic resin so that the internal weight body 11 can be seen. An annular portion 431 is provided on the inner surface side of the upper portion 43, and is connected to an annular suspension member 51 integrally formed with the weight body 11 at the upper end of the substantially cylindrical rod-shaped weight body 11. The weight body 11 is suspended so that the body 11 is parallel to the side portion 42.

  Further, the attachment means 48 and 49 are constituted by male screws formed by screwing the outer periphery of the end portion of the side portion 42, and the axis of the male screw as the attachment means 48 and 49 and the axis of the weight body 11 of the auxiliary device 10 are The attachment means 48 and 49 are formed so as to overlap or be parallel to each other.

  When the support body 41 is in a state other than the vertical state, the weight body 11 prevents the weight body 11 from hitting the inner wall of the side section 42 and making a scratch mark at the portion where the weight body 11 contacts the inner wall of the side section 42. 11, it is desirable to provide a contact portion 13 that protrudes inward over the inner wall of the side portion 42 and has a circular inner periphery, and the contact portion 13 is made of rubber, It is desirable that it is made of an elastic body such as an elastomer and that a fluorescent color is applied. By being made of an elastic body, it becomes a cushion and can be prevented from being scratched. By applying a fluorescent color, the visibility of the position with respect to the weight 11 can be improved, and the weight 11 can also be fluorescent. This is because the visibility can be further improved. The distance between the contact portion 13 and the weight body 11 is not particularly limited, but may be about 2 mm to 5 mm when the support body 41 is in a vertical state.

  The auxiliary tool 10 is fixed to the drill apparatus main body 1 via the support base 20, but the support base 20 may be detachably installed on the drill apparatus main body 1 by fixing means such as screws and screw holes provided in the support base 20. Alternatively, it may be formed integrally with the drill apparatus main body 1 or may be installed integrally by welding or the like. The mounting position of the support base 2 is not particularly limited, but is preferably installed on the back portion 101 of the drill apparatus body 1 from the viewpoint of visibility.

  The support base 20 is provided with two screw holes for attaching the auxiliary device 10, and the screw holes 211 and 221 are screwed (coupled) corresponding to male screws as the attachment means 48 and 49 of the auxiliary device 10. In the embodiment shown in the figure, female screws 21 and 22 are provided as connecting portions, and the two female screws 21 and 22 or screw holes 211 and 221 have an axis 3 and an angle of 90 degrees. In this case, they are formed orthogonally. The support base 20 has an axis (center line) 3 of one female screw 21 (screw hole 211) positioned at an angle of 90 degrees with the axis (center line) 2 of the cone 31, that is, orthogonal to the cone 31. Of the other female screw 22 (screw hole 221) is set in the drill apparatus body 1 so that the axis (center line) 4 of the other female screw 22 (screw hole 221) is parallel to the axis (center line) 2 of the cone 31. ing. The screw hole 221 preferably opens in the opposite direction to the cone 31, that is, on the worker side.

  In addition, only one screw hole is provided in the support base 2, only the female screw 21 having the above-described configuration is provided, and an attachment means 48 is provided only at the lower end portion of the auxiliary device 10, and only when a horizontal hole is drilled. It may be useful, or may be useful only in the case where only the female screw 22 configured as described above is provided to perforate the vertical hole.

  In addition, without using the support base 20, the drill device body 1 is provided with screw holes into which female screws corresponding to male screws as the attachment means 48 and 49 of the auxiliary instrument 10 are screwed, and assisting by screwing. The tool 10 and the drill apparatus main body 1 can also be directly fixed. Also in this case, as in the case of using the support base 20, the female screw 21 having the same configuration as the female screw 21 and / or the female screw 22 provided on the support base 20 as described above is provided in the drill apparatus main body 1.

  With the above configuration, when the auxiliary instrument 10 is attached to the screw hole 211, the auxiliary instrument 10 is positioned at an angle of 90 degrees with the axis 2 of the cone 31 and the axis 2 of the cone 31 is vertically supported when horizontal. Thus, when the cone 31 is horizontal, the auxiliary instrument 10, more precisely, the support body 41 is vertical. Further, when the auxiliary instrument 10 is attached to the screw hole 221, the auxiliary instrument 10 is supported so as to be parallel to the axis 2 of the cone 31. When the cone 31 is vertical, the auxiliary instrument 10, more precisely, the support body 41 is vertical. It becomes. When the auxiliary device 10 is attached by screwing the attachment means 48 or 49 to the female screws 21 and 22 and other female screws, the axis of the weight 11 and the axis 3 or 4 of the female screw are positioned on the same line. Alternatively, the auxiliary instrument 10 and the attachment means 48 and 49 are configured to be parallel.

  In addition, as an attaching means, a screw hole is provided in the upper end portion and / or the lower end portion of the side portion 42, and it is configured by a female screw formed by screwing the inner periphery, and the female screw is attached to the support base 2 or the drill device main body 1. It is good also as a structure which protrudes the male screw corresponding to.

  Next, the use of the present invention will be described. When drilling a horizontal hole in the wall 200, as shown in FIG. 5, the female screw 21 provided in the screw hole 211 of the support base 20 and the attachment means 48 provided at the lower end of the auxiliary device 10 are screwed together. It is assumed that the weight body 11 is suspended downward.

  Further, when drilling a vertical hole in the ceiling 201, the drill device 100 is located above the operator's face, so as shown in FIG. 6, the female screw 22 provided in the screw hole 221 of the support base 20 and the auxiliary screw 22 are provided. The attachment means 49 provided at the upper end of the instrument 10 is screwed so that the weight body 11 is suspended downward. By configuring the lower portion 44 of the support body 41 with a transparent or translucent material, and further providing an indicator line 440 on the lower portion 44 as shown in FIG. 1, the angles of the cone 31 and the drill device 100 can be more easily set. I can confirm.

  Conversely, when drilling a vertical hole in the floor 202, the drill device 100 is located below the operator's face, so as shown in FIG. 7, the female screw 22 provided in the screw hole 221 of the support base 20 and The attachment means 48 provided at the lower end of the auxiliary instrument 10 is screwed so that the weight body 11 is suspended downward.

  In any case during drilling, the auxiliary tool 10 is erected in the vertical direction, and the work is performed in a state where the weight body 11 is suspended so as to be vertical. Further, when the weight 11 is provided with the inner wall or the contact portion 13 of the side portion 42, the drill device main body 1 is arranged so as to remain at the center of the side portion 42 or the contact portion 13 so as not to contact the contact portion 13. By performing the work while holding it, it becomes possible for even an unskilled worker to drill a vertical or horizontal hole accurately.

  The support body 41 and the auxiliary device 10 are not limited to the above-described configuration, and as shown in FIG. 8, a configuration may be adopted in which the lower portion is not provided and the sealed state is not provided (FIG. 8A). It may be a polygonal cylinder such as a triangle or a quadrangle, and the side portion 42 may be provided with a punched portion 46 so that the inside can be seen (FIG. 8B). Alternatively, the outer shape of the side portion 42 may be a polygonal columnar shape such as a triangle or a quadrangle other than a circular cross section, and the internal space may be a circular cross section (FIG. 8C). Further, the side portion 42 is not formed into a cylindrical shape, but is formed into a plate-like body, and a plate-like upper portion 43 is extended from the upper end portion thereof, and male screws are protruded from the upper and lower end portions of the plate-like side portion 42. (FIG. 8D) or a configuration in which the side portion 42 is a rod-like body and the rod-like upper portion is extended from the upper end portion thereof (FIG. 8E). When the side portion 42 is provided with the punched portion 46 or when the side portion 42 is not cylindrical, the material of the side portion 42 is not limited to transparent or translucent. The support 41 may be provided with only one of the attaching means 48 provided at the lower end and the attaching means 49 provided at the upper end.

  Further, as shown in FIG. 8 (e), the suspension member 51 is constituted by a long object such as a string, a chain, and a wire, and the weight body 11 is constituted by a conical weight whose diameter is reduced downward. A downward swing (weight) may be suspended from the support 41. As shown in FIG. 8D, when the side portion 42 is a plate-like body or a rod-like body, an annular contact portion 13 is provided on the side portion 42, and the weight 11 or the inside of the contact portion 13 is provided. It is preferable to suspend the suspension member 51. Further, as shown in FIG. 8E, the lower end of the weight body 11 and the support body 41, in particular, the side portion 42 are connected to prevent unnecessary weight swinging of the weight body 11. It is preferable to provide a long fastener 77.

  Further, as shown in FIG. 8 (f), the auxiliary device 10 includes an upper end of the weight body 11 and an upper portion 43 of the support body 41, and a suspension member 51 made of a long object such as a string, a chain, or a wire. And the lower end of the weight body 11 and the lower part 44 of the support body 41 are connected using a suspension member 51 made of a long object such as a string, a chain, or a wire. When the weight body 11 is suspended from the support body 41 by the mounting member 51, the other suspension members 51 may not be stretched and may be loosened so as not to hinder the movement of the weight body 11. In this case, it is preferable to provide the contact part 13 in two places. By adopting such a configuration, it is only necessary to provide the attaching means only at one end of the upper end or the lower end of the auxiliary device 10, which facilitates manufacture, and even when the drilling place is changed from the ceiling to the floor or vice versa. This eliminates the need to change the top and bottom of the screen, making it easier and faster to work.

  Further, in order to attach the auxiliary device 10 to the support base, one female screw or male screw is provided as a coupling portion that is screwed (coupled) corresponding to the screw as the mounting means 48 and / or 49 of the auxiliary device 10. The tip is pivotally connected to a base fixed to the drill apparatus main body 1 using a fixing means such as a screw and a screw hole, and the axis of the screw provided at the tip is the axis of the cone 31. (Center line) Fixed at a position at an angle of 90 degrees to 2 degrees, that is, orthogonal to the side view, and where the axis 2 of the cone 31 is vertical when horizontal and parallel to the axis (center line) 2 of the cone 31. It is good also as a structure which enables. By setting it as such a structure, without changing the auxiliary | assistant instrument 10, a front-end | tip part can be rotated and the position can be changed easily, and it can respond easily to the change of a drilling location. The pivoting of the tip portion is performed in a range of at least 90 degrees, but is preferably performed in a range of 180 degrees.

  The support base is positioned at an angle of 90 degrees with the axis (center line) 2 of the cone 31, that is, orthogonal to the side view, and the axis 2 of the cone 31 is vertical when horizontal and the axis of the cone 31 (center line). 2 may be provided, and at least the both surfaces as the coupling portion of the support base and the attachment means of the auxiliary device 10 may be configured with magnets. By setting it as such a structure, the position of the auxiliary | assistant instrument 10 can be changed easily and it can respond easily to the change of a drilling location.

  In addition, although the auxiliary | assistant instrument and drill apparatus of this invention were given and demonstrated with various Example, this invention is not limited to these Examples, Moreover, it selects suitably from these Examples and is comprised. Obviously you can.

1 is a perspective view of an embodiment of the auxiliary device of the present invention. 1A-A sectional view 1B-B sectional view Partial use state diagram of one embodiment of the present invention FIG. 1 is a diagram showing a state of use of perforation in a wall according to an embodiment of the present invention FIG. 1 is a diagram showing a state of use of perforation in a ceiling of an embodiment of the present invention. One embodiment of the present invention Perforation use state diagram to the floor The perspective view of various embodiments of the auxiliary device of the present invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Drill apparatus main body 10 Auxiliary instrument for drill apparatuses 11 Weight body 13 Contact part 2 Cone axis (center line)
20 Support base 21 Female screw 22 Female screw 3 Axis (center line) of female screw 21
31 cone 4 axis of female screw 22 (center line)
41 support body 42 side part 43 upper part 44 lower part 48 attachment means 49 attachment means 51 suspension member 100 drill apparatus

Claims (8)

A weight body is movably suspended on the support body, and the support body is provided with attachment means for attaching to the drill apparatus main body, and the attachment means is constituted by screws provided at the upper end portion and / or the lower end portion of the support body. An auxiliary tool for a drilling device, wherein the axis of the screw overlaps or is parallel to the axis of the weight . The auxiliary device for a drilling device according to claim 1, wherein the support is a transparent or translucent cylindrical shape, and the weight is provided inside the support. The auxiliary tool for a drilling device according to claim 1 or 2, wherein an upper end and a lower end of the weight body are respectively connected to the support body using a suspension member. The auxiliary tool for a drill device according to any one of claims 1 to 3, wherein the support body is provided with a contact portion having a circular inner periphery, and the weight body is positioned inside the contact portion. . The auxiliary tool for a drilling device according to claim 4, wherein the weight and / or the contact portion is fluorescently colored. It is a support stand for fixing the auxiliary tool for drill devices in any one of Claim 1 to 5 to a drill device, Comprising: It respond | corresponds to the screw provided in the upper end part and / or lower end part of the said support body. A support base comprising two screws to be screwed together and an axis of the two screws formed at an angle of 90 degrees. A drilling device comprising the auxiliary tool for a drilling device according to any one of claims 1 to 5. Two screws are provided to be engaged with the screws provided at the upper end and / or the lower end of the support of the drill device auxiliary tool, and the axes of the two screws are formed at an angle of 90 degrees. The axis of one of the two screws is positioned at an angle of 90 degrees with the axis of the cone, the axis of the cone is vertical when horizontal, and the other axis is the cone of the cone. 8. The drill device according to claim 7, wherein the drill device is installed so as to be parallel to the axis, and the screw provided on the support and the screw provided on the support are screwed together to fix the auxiliary tool for the drill device.

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