CN217226176U - Positioning mechanism for drilling of rhinestones - Google Patents
Positioning mechanism for drilling of rhinestones Download PDFInfo
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- CN217226176U CN217226176U CN202220463382.1U CN202220463382U CN217226176U CN 217226176 U CN217226176 U CN 217226176U CN 202220463382 U CN202220463382 U CN 202220463382U CN 217226176 U CN217226176 U CN 217226176U
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- drill bit
- steel sheet
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Abstract
The utility model discloses a positioning mechanism for drilling a water drill, which solves the problem of initial positioning when the water drill drills on a wall body; the drill comprises a cylindrical drill bit (1) and a circular steel sheet (4) of a water drill, wherein a radial hoop rod piece (5) and an elastic clamping jaw (6) are arranged on the outer arc side surface of the circular steel sheet (4) at equal intervals in a radian manner, the elastic clamping jaw (6) is arranged along the central axis of the circular steel sheet (4) towards the rear side direction, a twist drill bit (7) is fixedly arranged at the central position of the front side surface of the circular steel sheet (4), the circular steel sheet (4) is embedded into the front port of the cylindrical drill bit (1), the elastic clamping jaw (6) arranged on the outer side end of the radial hoop rod piece (5) is clamped in a rectangular groove (3), and the end head of the twist drill bit (7) is arranged on the outer side of the plane where the front end of a sawtooth (2) is located; stability, security and accuracy that the water bored and punched have been improved greatly.
Description
Technical Field
The utility model relates to a water bores, in particular to water bores positioning mechanism that punches that uses when punching on the wall body.
Background
In the construction of building engineering, often need to use the water to bore on the wall body, the water bores is a hand-held device of wide-spread use in the construction, and the aperture ratio of water brill drilling is great, and the water bores the drill bit and is the cylinder, is provided with the sawtooth at the tip of cylinder drill bit equi-spaced, when the drill bit rotates, drills out the hole behind the sawtooth cutting wall body, and the operating procedure of drilling is: the method comprises the following steps that hole contour lines are formed in the positions, needing to be drilled, of a wall body through black strokes, then an operator holds a water drill in a hand mode, the drill bit is obliquely aligned to the drilling position to reduce the impact force of the water drill, the drill bit is enabled to be slowly close to the working face of the drilling position after the water drill is started, the drill bit is controlled not to deviate by means of human strength, the drill bit is slowly drilled into the working face, and the needed holes are drilled; however, in the water drilling construction operation, when the drill bit is just close to the wall body working face, due to the fact that the rotation speed of the water drilling drill bit is high, the drill bit is easy to shift after the centrifugal force of the rotation of the drill bit interacts with the wall body at the moment when the drill bit contacts with the wall body, drilling operation can be completed through multiple attempts, the working face is easy to damage, and high operation safety risk exists; how to realize the location of the water drill bit in the initial stage of drilling becomes a problem to be solved in field operation.
Disclosure of Invention
The utility model provides a water bores and uses positioning mechanism has solved the technical problem of the initial stage location of water brill when drilling on the wall body.
The utility model discloses a solve above technical problem through following technical scheme:
a positioning mechanism for drilling a water drill comprises a cylindrical drill bit of the water drill and a circular steel sheet, wherein the diameter of the circular steel sheet is smaller than the inner diameter of a cylinder of the cylindrical drill bit, sawteeth are arranged on an arc at the front end of the cylinder of the cylindrical drill bit at equal intervals in an arc shape, a rectangular groove is arranged between every two adjacent sawteeth, a radial hoop rod piece is arranged on the side surface of an outer arc of the circular steel sheet at equal intervals in an arc shape, an elastic clamping jaw is arranged at the outer side end of the radial hoop rod piece in a backward direction along the central axis of the circular steel sheet, a twist drill bit is fixedly arranged at the central position of the front side surface of the circular steel sheet, the central axis of the twist drill bit is superposed with the central axis of the circular steel sheet, the circular steel sheet is embedded in the front port of the cylindrical drill bit, the elastic clamping jaw arranged at the outer side end of the radial hoop rod piece is clamped in the rectangular groove, the central axis of the circular steel sheet is superposed with the central axis of the cylindrical drill, and the end of the twist drill is arranged outside the plane where the front ends of the sawteeth are located.
The diameter of the twist drill is 10 millimeters, the height of the twist drill is 20 millimeters, and the number of the radial hoop rod pieces is equal to the number of the rectangular grooves.
The utility model discloses with circular steel sheet and the part on it, as the positioning mechanism when the water drill punches, through the fluted bit of minor diameter in the wall body central point department that punches in advance, a location pinhole drills out earlier, set up the fluted bit in this location pinhole that drills out perpendicularly again, realized the location of water drill bit when drilling the macropore, then, continue to go deep into the drill bit, make the water drill bit drill out a profile on the wall body after, pause drilling, extract the water drill bit from the drilling that the preliminary drilling becomes, take out circular steel sheet from the drum front end of cylinder drill bit after again, the secondary inserts the water drill bit in the profile hole that drills out on the wall body and carries out drilling operation again; stability, security and accuracy that the water bored and punched have been improved greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the circular steel sheet 4 and the components thereon.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
a positioning mechanism for drilling a rhinestone comprises a cylindrical drill bit 1 and a circular steel sheet 4 of the rhinestone, wherein the diameter of the circular steel sheet 4 is smaller than the inner diameter of a cylinder of the cylindrical drill bit 1, saw teeth 2 are arranged on an arc at the front end of the cylinder of the cylindrical drill bit 1 at equal intervals in radian, a rectangular groove 3 is arranged between every two adjacent saw teeth 2, a radial hoop rod piece 5 is arranged on the outer arc side surface of the circular steel sheet 4 at equal intervals in radian, an elastic clamping jaw 6 is arranged at the outer side end of the radial hoop rod piece 5, the elastic clamping jaw 6 is arranged along the central axis of the circular steel sheet 4 in the rear direction, a twist drill bit 7 is fixedly arranged at the central position of the front side surface of the circular steel sheet 4, the central axis of the twist drill bit 7 is overlapped with the central axis of the circular steel sheet 4, and the circular steel sheet 4 is embedded in the front port of the cylindrical drill bit 1, the elastic clamping claws 6 arranged at the outer side ends of the radial hoop rod pieces 5 are clamped in the rectangular grooves 3, the central axis of the circular steel sheet 4 is overlapped with the central axis of the cylindrical drill bit 1, and the end head of the twist drill bit 7 is arranged at the outer side of the plane where the front ends of the saw teeth 2 are located.
The diameter of the twist drill 7 is 10 mm, the height of the twist drill 7 is 20 mm, and the number of radial band rods 5 is equal to the number of rectangular grooves 3.
A certain internal included angle is formed between the two steel sheets of the elastic clamping jaw 6, and the steel sheets have certain elasticity and can elastically clamp the side wall of the rectangular groove 3 on the drill bit of the rhinestone so as to adapt to the rhinestone drill bits with different wall thicknesses; in the field operation, utilize the utility model discloses a positioning mechanism drills and accomplishes drilling through two steps drilling operation method, and the first step is: firstly, embedding a circular steel sheet 4 into the front end of a cylinder of a cylindrical drill bit 1, firmly positioning the circular steel sheet 4 at the front end of the cylinder of the cylindrical drill bit 1 by clamping an elastic clamping claw 6 with the side wall of a rectangular groove 3, then butting the end head of a twist drill bit 7 against the central point of a wall drilling hole, starting a water drill, enabling the circular steel sheet 4 and the twist drill bit 7 thereon to rotate along with the cylindrical drill bit 1, wherein the top end of the twist drill bit 7 is conical due to the small diameter of the twist drill bit 7, so that the positioning is easy, and drilling a positioning small hole; after the twist drill 7 enters the drilled positioning small hole, the center positioning is realized on the whole cylindrical drill 1, at the moment, an operator needs to keep the cylindrical drill 1 in a vertical state with the front, the cylindrical drill 1 is contacted with the wall surface along with the continuous penetration of the twist drill 7, a preliminary drilling outline is formed on the wall body under the cutting of the saw teeth 2, the drilling is stopped, the water drill is withdrawn from the hole of the preliminary drilling, the circular steel sheet 4 is taken out from the front end port of the cylinder of the cylindrical drill 1, and the water drill is recovered to the original surface; and secondly, inserting the front end of the cylinder of the water drill bit 1 into the outline of the primary drilled hole drilled by the first-step drill, starting the water drill, and drilling until the formed hole is formed.
Claims (2)
1. A positioning mechanism for drilling a water drill comprises a cylindrical drill bit (1) and a circular steel sheet (4) of the water drill, wherein the diameter of the circular steel sheet (4) is smaller than the inner diameter of a cylinder of the cylindrical drill bit (1), sawteeth (2) are arranged on an arc at the front end of the cylinder of the cylindrical drill bit (1) at equal intervals in radian, and a rectangular groove (3) is arranged between every two adjacent sawteeth (2), the positioning mechanism is characterized in that a radial hoop rod piece (5) is arranged on the side surface of an outer arc of the circular steel sheet (4) at equal intervals in radian, an elastic clamping jaw (6) is arranged at the outer side end of the radial hoop rod piece (5), the elastic clamping jaw (6) is arranged along the central axis of the circular steel sheet (4) towards the rear side, a twist drill bit (7) is fixedly arranged at the central position of the front side surface of the circular steel sheet (4), and the central axis of the twist drill bit (7) is superposed with the central axis of the circular steel sheet (4), the circular steel sheet (4) is embedded into the front end opening of the cylindrical drill bit (1), the elastic clamping claws (6) arranged at the outer side end of the radial hoop rod piece (5) are clamped in the rectangular grooves (3), the central axis of the circular steel sheet (4) is overlapped with the central axis of the cylindrical drill bit (1), and the end head of the twist drill bit (7) is arranged on the outer side of the plane where the front end of the sawtooth (2) is located.
2. The positioning mechanism for water drill punching according to claim 1, characterized in that the diameter of the twist drill (7) is 10 mm, the height of the twist drill (7) is 20 mm, and the number of radial hoop rods (5) is equal to the number of rectangular grooves (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220463382.1U CN217226176U (en) | 2022-03-05 | 2022-03-05 | Positioning mechanism for drilling of rhinestones |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220463382.1U CN217226176U (en) | 2022-03-05 | 2022-03-05 | Positioning mechanism for drilling of rhinestones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217226176U true CN217226176U (en) | 2022-08-19 |
Family
ID=82841975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220463382.1U Active CN217226176U (en) | 2022-03-05 | 2022-03-05 | Positioning mechanism for drilling of rhinestones |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217226176U (en) |
-
2022
- 2022-03-05 CN CN202220463382.1U patent/CN217226176U/en active Active
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