CN111451554B

CN111451554B - Positioning device for specifying position of drill bit of electric drill and electric drill

Info

Publication number: CN111451554B
Application number: CN202010394804.XA
Authority: CN
Inventors: 李林红
Original assignee: Hammer Electric Power Tools Co Ltd
Current assignee: Hammer Electric Power Tools Co Ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-06-22
Anticipated expiration: 2040-05-12
Also published as: CN111451554A

Abstract

The invention discloses a positioning device for specifying the position of a drill bit of an electric drill and the electric drill, and belongs to the technical field of positioning devices. The invention relates to a positioning device for specifying the position of a drill bit of an electric drill and the electric drill, which comprise a clamping mechanism, a guide piece and a positioning mechanism; the clamping mechanism is fixed on the electric drill through a bolt, and a plurality of guide pieces are rotationally fixed on one side of the clamping mechanism through threads; one end of the guide piece is rotationally fixed with a positioning mechanism through threads. According to the invention, the anti-slip gasket is fixed at the bottom of the guide seat, so that the electric drill is not easy to slip when drilling on a smooth surface, and the problem of drilling on the smooth surface is solved; through first through-hole and guide bar normal running fit to and second through-hole and locating lever normal running fit, adjust positioning mechanism and make the drilling position locking of electric drill in an accurate region, improved the drilling precision of electric drill.

Description

Positioning device for specifying position of drill bit of electric drill and electric drill

Technical Field

The invention belongs to the technical field of positioning devices, and particularly relates to a positioning device for specifying the position of a drill bit of an electric drill and the electric drill.

Background

At present, the known flashlight drill has the problems that the drill hole is easy to deviate and the drill hole is inclined. In addition, when the electric drill positioner in the market positions and drills on a smooth surface, a drill bit is very easy to slip and cannot accurately position and drill, and even cannot drill at all, so that the difficulty of construction operation is caused.

The prior published patent CN201210329634.2 discloses a portable electric drill positioning device, which is composed of an electric drill, a feeding mechanism and a positioning seat, and is characterized in that: the electric drill is connected with the sliding body through the gland and fastened by the bolt pair, the sliding body and the support body form sliding fit, a rack arranged on the sliding body is meshed with the gear shaft, the feeding wheel is fixed at the shaft end of the gear shaft, an electromagnet is arranged on the bottom surface of the support body, and a drill sleeve hole coaxial with the axis of the electric drill is arranged on the base of the support body.

However, the above-disclosed technique does not solve the problem of accurately positioning the drill hole with a smooth surface when positioning the drill.

Disclosure of Invention

The invention aims to provide a positioning device for specifying the position of a drill bit of an electric drill and the electric drill.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a positioning device for specifying the position of a drill bit of an electric drill and the electric drill, which comprise a clamping mechanism, a guide piece and a positioning mechanism; the clamping mechanism is an annular structure formed by fixedly matching two semi-ring hoops; a plurality of first through holes are uniformly formed in one surface of the semi-ring hoop; the inner wall of the first through hole is provided with threads; the guide piece comprises a guide handle, a guide rod and a guide seat; a guide handle is fixed at the top of the guide rod; the bottom of the guide rod is provided with a guide seat; the guide rod is a threaded rod; a second through hole is formed in one surface of the guide seat; the inner wall of the second through hole is provided with threads; the positioning mechanism comprises a positioning handle, a positioning rod and a positioning piece; a positioning handle is fixed at the top of the positioning rod; a positioning piece is arranged at the bottom of the positioning rod; the positioning rod is a threaded rod; the first through hole is in running fit with the guide rod; the second through hole is matched with the positioning rod in a rotating mode.

Furthermore, connecting sheets are arranged at two ends of the semi-ring hoop; bolt mounting holes are formed in the connecting pieces in a penetrating mode.

Further, the clamping mechanism is fixed on the electric drill through a bolt.

Furthermore, a screw mounting hole penetrates through the interior of the guide handle; a screw mounting hole is formed in the top of the guide rod; the guide handle is fixedly matched with the guide rod through a screw.

Furthermore, a screw mounting hole penetrates through the positioning handle; a screw mounting hole is formed in the top of the positioning rod; the positioning handle is fixedly matched with the positioning rod through a screw.

Further, the positioning piece is in a cone structure or an arc structure.

Furthermore, an anti-skid gasket is fixed at the bottom of the guide seat.

The invention has the following beneficial effects:

1. according to the invention, the anti-slip gasket is fixed at the bottom of the guide seat, so that the electric drill is not easy to slip when drilling on a smooth surface, and the problem of drilling on the smooth surface is solved.

2. According to the invention, the first through hole is in running fit with the guide rod, and the second through hole is in running fit with the positioning rod, so that the positioning mechanism is adjusted to lock the drilling position of the electric drill in an accurate area, and the drilling precision of the electric drill is improved.

Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a positioning device for specifying the position of a drill bit of an electric drill and the electric drill;

FIG. 2 is a schematic structural view of the clamping mechanism;

FIG. 3 is a schematic structural view of the half-ring hoop;

FIG. 4 is a schematic view of the guide;

FIG. 5 is a schematic structural view of the guide seat;

FIG. 6 is a schematic structural view of the positioning mechanism;

FIG. 7 is a schematic structural view of another embodiment of a positioning mechanism;

in the drawings, the components represented by the respective reference numerals are listed below:

1-clamping mechanism, 2-guiding piece, 3-positioning mechanism, 101-semi-ring hoop, 201-guiding handle, 202-guiding rod, 203-guiding seat, 301-positioning handle, 302-positioning rod, 303-positioning piece, 1011-first through hole, 1012-connecting piece, 2031-second through hole and 2032-anti-slip gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "a surface," "an inner wall," "a side," "upper," "bottom," "top," "inner," and the like are used merely for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the invention.

Example one

Referring to fig. 1 to 7, the invention relates to a positioning device for specifying the position of a drill bit of an electric drill and the electric drill, which comprises a clamping mechanism 1, a guide piece 2 and a positioning mechanism 3; a plurality of guide pieces 2 are fixed on one side of the clamping mechanism 1 through the rotary fit of the first through hole 1011 and the guide rod 202; the positioning mechanism 3 is adjusted through the rotary fit of the second through hole 2031 and the positioning rod 302; the clamping mechanism 1 is fixed on an electric drill through a bolt.

Referring to fig. 2 and fig. 3, the clamping mechanism 1 is an annular structure formed by two half-ring hoops 101; a plurality of first through holes 1011 are uniformly formed in one surface of the semi-ring hoop 101, and threads are arranged on the inner walls of the first through holes 1011; the connection piece 1012 is all provided with at half ring staple bolt 101 both ends, and the bolt mounting hole has all been run through to the inside of connection piece 1012.

Referring to fig. 4 and 5, the guide member 2 includes a guide handle 201, a guide rod 202 and a guide seat 203; wherein, the top of the guide rod 202 is fixed with a guide handle 201, the bottom of the guide rod 202 is provided with a guide seat 203, and the guide rod 202 is a threaded rod; a second through hole 2031 is formed in one surface of the guide holder 203, and a thread is arranged on the inner wall of the second through hole 2031; a screw mounting hole penetrates through the interior of the guide handle 201, a screw mounting hole is formed in the top of the guide rod 202, and the guide handle 201 is fixedly matched with the guide rod 202 through a screw; the bottom of the guide seat 203 is fixed with an anti-skid gasket 4 in an adhesive mode, and the anti-skid gasket 4 is made of silicon rubber.

Referring to fig. 6, the positioning mechanism 3 includes a positioning handle 301, a positioning rod 302 and a positioning member 303; a positioning handle 301 is fixed at the top of the positioning rod 302, a positioning piece 303 is arranged at the bottom of the positioning rod 302, and the positioning rod 302 is a threaded rod; a screw mounting hole penetrates through the positioning handle 301, a screw mounting hole is formed in the top of the positioning rod 302, and the positioning handle 301 is fixedly matched with the positioning rod 302 through a screw; the positioning member 303 has a conical structure.

Example two

Referring to fig. 4 and 5, the guide member 2 includes a guide handle 201, a guide rod 202 and a guide seat 203; wherein, the top of the guide rod 202 is fixed with a guide handle 201, the bottom of the guide rod 202 is provided with a guide seat 203, and the guide rod 202 is a threaded rod; a second through hole 2031 is formed in one surface of the guide holder 203, and a thread is arranged on the inner wall of the second through hole 2031; a screw mounting hole penetrates through the interior of the guide handle 201, a screw mounting hole is formed in the top of the guide rod 202, and the guide handle 201 is fixedly matched with the guide rod 202 through a screw; the bottom of the guide seat 203 is fixed with an anti-slip gasket 4 in an adhesive manner, and the anti-slip gasket 4 is made of EVA (ethylene vinyl acetate) embossed plastic.

EXAMPLE III

Referring to fig. 7, the positioning mechanism 3 includes a positioning handle 301, a positioning rod 302 and a positioning member 303; a positioning handle 301 is fixed at the top of the positioning rod 302, a positioning piece 303 is arranged at the bottom of the positioning rod 302, and the positioning rod 302 is a threaded rod; a screw mounting hole penetrates through the positioning handle 301, a screw mounting hole is formed in the top of the positioning rod 302, and the positioning handle 301 is fixedly matched with the positioning rod 302 through a screw; the positioning member 303 has an arc-shaped structure.

Example four

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A positioning device for specifying the position of an electric drill bit comprises a clamping mechanism (1), a guide piece (2) and a positioning mechanism (3); it is characterized in that the preparation method is characterized in that,

the clamping mechanism (1) is an annular structure formed by fixedly matching two semi-ring hoops (101); a plurality of first through holes (1011) are uniformly formed in one surface of the semi-ring hoop (101); the inner wall of the first through hole (1011) is provided with threads;

the guide piece (2) comprises a guide handle (201), a guide rod (202) and a guide seat (203);

wherein a guide handle (201) is fixed at the top of the guide rod (202); the bottom of the guide rod (202) is provided with a guide seat (203); the guide rod (202) is a threaded rod; a second through hole (2031) is formed in one surface of the guide seat (203); the inner wall of the second through hole (2031) is provided with threads;

the positioning mechanism (3) comprises a positioning handle (301), a positioning rod (302) and a positioning piece (303);

wherein a positioning handle (301) is fixed at the top of the positioning rod (302); a positioning piece (303) is arranged at the bottom of the positioning rod (302); the positioning rod (302) is a threaded rod;

the first through hole (1011) is in running fit with the guide rod (202); the second through hole (2031) is in running fit with the positioning rod (302).

2. The positioning device for specifying the position of the electric drill bit according to claim 1, wherein the two ends of the semi-ring hoop (101) are provided with connecting sheets (1012); bolt mounting holes are formed in the connecting pieces (1012) in a penetrating mode.

3. A positioning device for drill bit position designation according to claim 2, wherein said clamping mechanism (1) is bolted to the drill.

4. A positioning device for positional designation of electric drill bits according to claim 1 wherein said guide handle (201) has a screw mounting hole extending therethrough; the top of the guide rod (202) is provided with a screw mounting hole; the guide handle (201) is fixedly matched with the guide rod (202) through a screw.

5. A positioning device for positional designation of electric drill bits according to claim 1 wherein said positioning handle (301) has a screw mounting hole extending therethrough; a screw mounting hole is formed in the top of the positioning rod (302); the positioning handle (301) is fixedly matched with the positioning rod (302) through a screw.

6. A positioning device for positional designation of electric drill bits as claimed in claim 1 wherein said positioning member (303) is of a conical or arcuate configuration.

7. A positioning device for drill bit position designation as claimed in claim 1 wherein a non-slip shim (2032) is secured to the base of said guide block (203).

8. A drill employing a positioning device for positional designation of a drill bit of the drill as claimed in any one of claims 1 to 7.