CN111318742A

CN111318742A - Portable drilling machine drill bit auxiliary fitting capable of keeping balance on horizontal hard ground

Info

Publication number: CN111318742A
Application number: CN202010186809.3A
Authority: CN
Inventors: 王伟
Original assignee: 王伟
Current assignee: TAIZHOU RUIQI TOOLS CO.,LTD.
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-06-23
Anticipated expiration: 2040-03-17
Also published as: CN111318742B; CN113210670A

Abstract

The invention relates to the technical field of mechanical equipment and accessories, and discloses a portable drilling machine drill bit auxiliary accessory for keeping balance on a horizontal hard ground. According to the degree of depth that the drill bit got into the stratum basale, the trend that decides the bracing piece rises for the drill bit receives the supporting force effect of backup pad, lasts the equilibrium, is favorable to drill hole of drill bit to reach the sharp standard, sets the heliciform with the recess, makes the activity circle roll at groove department inclined plane and rises, increases the balancing force that the support column can support the drill bit with stable state in vertical direction, can avoid the support column to influence the straight line parallel of backup pad because of the speed that rises is too fast.

Description

Portable drilling machine drill bit auxiliary fitting capable of keeping balance on horizontal hard ground

Technical Field

The invention relates to the technical field of mechanical equipment and accessories, in particular to a portable drilling machine drill bit auxiliary accessory capable of keeping balance on a horizontal hard ground.

Background

When the interior decoration engineering is usually carried out, some small holes need to be processed by drilling machines on some horizontal ground surfaces, and hand-held drilling machines are mostly used, so that the operation is convenient and fast.

When a drill bit of the hand-held drilling machine is started, an operator holds the hand-held drilling machine to operate the hand-held drilling machine, the drill bit drills holes on the cement ground surface towards the ground bottom, the drill bit is in a spiral rotating state, threads at the drill bit are also upwards rotated in a surrounding mode, fine particles ground from the ground bottom can be discharged to the ground from thread grooves in the side wall of the drill bit, and therefore the holes can be completed successfully.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purposes that the drilling machine keeps balance on a horizontal ground and particles are prevented from splashing, the invention provides the following technical scheme: a portable drilling machine drill bit auxiliary accessory capable of keeping balance on a horizontal hard ground comprises a main body, wherein a movable column is fixedly installed at the bottom axis of the main body, a drill bit penetrates through the interior of the movable column, an outer shell is fixedly installed at the bottom of the main body, a compression spring penetrates through the inner wall of the outer shell, a rotating wheel is movably installed at the bottom of the outer shell, a movable ring penetrates through the side wall of the movable column, a sliding groove is formed in the outer side wall of the movable ring, the rotating wheel is movably installed at the sliding groove, a connecting rod is fixedly installed on the inner side wall of the movable ring, a roller wheel is movably installed at the inner end of the connecting rod, a groove is formed in the side wall of the movable column, a roller wheel is movably installed at the groove, a supporting column penetrates through the interior of the outer shell, the top of the supporting column penetrates through the interior of the main body, a limiting sleeve penetrates through the, the bottom fixed mounting of support column has the backup pad, and the edge fixed mounting of backup pad has the baffle, and the inside wall movable mounting of baffle has the fine hair board of taking, and the lateral wall department fixed mounting who takes the fine hair board has the barb board.

Preferably, the outer shell is made by soft plastic material, can drive the runner when the support column position rises and rise, and the runner upwards extrudees the outer shell, can extrude compression spring, and the extrusion force disappears the back, and the outer shell can be strutted by compression spring.

Preferably, the inner end of the connecting rod is movably mounted with the axle center of the roller, and when the roller rolls anticlockwise, the movable ring can rotate anticlockwise together.

Preferably, the groove is in a spiral state at the side wall surface of the movable column, so that the roller can conveniently drive the movable ring to ascend along the spiral groove.

Preferably, the roller obliquely and transversely rolls at the groove, and the direction of the oblique surface of the roller is the same as that of the oblique angle of the groove, so that the roller can roll upwards.

Preferably, the inside of runner runs through in the outside of support column and with the lateral wall department fixed connection of support column, and when the support column reciprocated, the runner was driven and reciprocated and can promote the removal of activity circle.

Preferably, the outer end of the barb plate is shaped obliquely downwards. During operation of the drill bit, the particles being rotated out are blocked by the barb plate, changing the direction of the splash.

Preferably, the magnet is arranged on the inner side wall of the flocked plate and can be adsorbed on the inner wall of the baffle, so that fine dust adhered to the side wall of the flocked plate can be conveniently detached and cleaned.

(II) advantageous effects

Compared with the prior art, the invention provides a portable drilling machine drill bit auxiliary accessory capable of keeping balance on a horizontal hard ground, which has the following beneficial effects:

1. this keep balanced portable drilling machine drill bit auxiliary fixtures in level hardground through set up three parallel backup pads in equilateral triangle's three angle respectively, forms the firm state of triangle-shaped, can guarantee that the drill bit can keep central balance in the course of the work.

2. This keep balance portable drilling machine drill bit auxiliary fixtures in level hard ground, according to the degree of depth that the drill bit got into the basement, the trend that decides the bracing piece and rises can make the drill bit receive the effect of the supporting force of backup pad, lasts the state of keeping balance, is favorable to the drilling of drill bit vertical direction to reach the straight line standard.

3. This at balanced portable drilling machine drill bit accessories of level hard ground sets the recess to the heliciform, can make the movable ring rise at the roll of groove department inclined plane, increases the counter balance that the support column can support the drill bit with stable state in vertical direction, can avoid the support column to influence the straight line parallel of backup pad because of the speed that rises is too fast.

4. This at portable drilling machine drill bit auxiliary fixtures of level hardy ground keep balance, tiny granule along with the rotatory tape-out of drill bit splashes to barb board department, and the angle of barb board downward sloping can block it and fall on ground, avoids the granule to upwards splash, takes the suction grey soil that splashes of fine hair board, avoids it to infect to human respiratory track, and conveniently dismantles the clearance, repeatedly usable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a detail A of the baffle of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view B of the structure of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic view of the structure of the main body of the present invention with a support column penetrating therethrough;

FIG. 5 is a schematic cross-sectional view of the drill bit of the present invention coupled to a body structure;

fig. 6 is a schematic view of the internal structure of the connection between the movable post and the main body according to the present invention.

In the figure: the device comprises a main body 1, a limiting sleeve 101, a movable column 2, a drill bit 3, a movable ring 4, a sliding groove 5, a rotating wheel 6, a supporting column 7, a supporting plate 701, a baffle 702, a flocked plate 703, a barbed plate 704, an outer shell 8, a compression spring 9, a groove 10, a connecting rod 11 and a roller 12.

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.

Referring to fig. 1-6, a portable drilling machine drill bit auxiliary fitting for keeping balance on a horizontal hard ground comprises a main body 1, a movable column 2 is fixedly installed at the bottom axis of the main body 1, a drill bit 3 penetrates through the movable column 2, a housing sleeve 8 is fixedly installed at the bottom of the main body 1, a compression spring 9 penetrates through the inner wall of the housing sleeve 8, a rotating wheel 6 is movably installed at the bottom of the housing sleeve 8, a movable ring 4 penetrates through the side wall of the movable column 2, a sliding groove 5 is formed in the outer side wall of the movable ring 4, the rotating wheel 6 is movably installed at the sliding groove 5, a connecting rod 11 is fixedly installed on the inner side wall of the movable ring 4, a roller 12 is movably installed at the inner end of the connecting rod 11, a groove 10 is formed in the side wall of the movable column 2, a roller 12 is movably installed at the groove 10, a support column 7 penetrates through the housing sleeve 8, and, the inside of main part 1 runs through there is stop collar 101, stop collar 101 run through in the top of support column 7 and with the top fixed connection of support column 7, the bottom fixed mounting of support column 7 has a backup pad 701, the edge fixed mounting of backup pad 701 has baffle 702, the inside wall movable mounting of baffle 702 has and takes fine hair board 703, the lateral wall department fixed mounting who takes fine hair board 703 has barb board 704.

Wherein, the outer casing 8 is made of soft plastic material. Can drive runner 6 when support column 7 position rises and rise, runner 6 upwards extrudees outer shell 8, can extrude compression spring 9, and the extrusion force disappears the back, and outer shell 8 can be propped open by compression spring 9.

Wherein, the inner end of the connecting rod 11 is movably arranged with the axle center of the roller 12. When the roller 12 rolls counterclockwise, the movable ring 4 can be rotated counterclockwise together.

Wherein the groove 10 is in a spiral state at the side wall surface of the movable column 2. The roller 12 can conveniently drive the movable ring 4 to ascend along the spiral groove 10.

Wherein, the roller 12 obliquely and transversely rolls at the groove 10. The same direction of the slope of the roller 12 and the same direction of the slope of the groove 10 may facilitate the upward rolling of the roller 12.

Wherein, the inside of runner 6 runs through the outside of support column 7 and is fixed connection with the lateral wall department of support column 7. When the supporting column 7 moves up and down, the rotating wheel 6 is driven to move up and down to push the movable ring 4 to move.

Wherein the outer ends of the barb plates 704 are shaped obliquely downward. During operation of the drill bit 3, the particles being rotated out are blocked by the barb plate 704, changing the direction of the splash.

Wherein, the inside wall of the down board 703 is provided with a magnet. Can be adsorbed on the inner wall of the baffle 702, and is convenient to disassemble and clean the fine dust adhered on the side wall of the flocked plate 703.

The working principle is as follows: when the device is used, when the device is started, the drill bit 3 starts to rotate, the movable column 2 is kept fixed, when the drill bit 3 starts to enter the ground, the bottom of the supporting plate 701 can be supported on the horizontal ground, three supporting plates 701 form an equilateral triangle and surround the drill bit 3, and the vertical position of the drill bit 3 can be stably balanced;

as the depth of the drill bit 3 entering the ground floor increases, the portion of the drill bit 3 reserved above the ground surface decreases, the bottom of the support plate 701 is supported and pushed upward, the top end of the support post 7 slides toward the inside of the main body 1 (as shown in fig. 4), the outer shell 8 is blocked by the bottom of the main body 1 and is compressed, and after the drill bit 3 finishes working, the outer shell 8 is subjected to the acting force of the compression spring 9, and the support post 7 is immediately pulled out of the main body 1 to the original position;

when the supporting column 7 rises, the rotating wheel 6 is driven to rise, the rotating wheel 6 rolls at the sliding groove 5 to push the movable ring 4 to rise, the movable ring 4 is forced to rise, the roller 12 rolls along the inclined plane of the groove 10, the movable ring 4 is driven to rotate anticlockwise to rise, the balance of the vertical movement of the supporting column 7 can be ensured, and the inclined plane rising operation of the movable ring 4 can increase a certain resistance to the rising of the supporting column 7, so that the supporting column 7 can be more stable when supporting the ground;

drill bit 3 is in the operation process, and the bottom laminating ground of backup pad 701, along with the rotatory tiny granule that takes out of drill bit 3 diffusion of splashing to around, at first can splash to barb board 704 department, the angle of barb board 704 downward sloping can block it and fall to the ground, can avoid these granules to upwards splash, takes the dusty soil that down board 703 adsorbable splashes, avoids it to infect human respiratory tract, and 703 passes through the magnetite with the inner wall of baffle 702 and adsorbs, conveniently dismantles the clearance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable drill bit accessory for balancing on horizontal hard ground comprising a body (1), characterized in that: the drill bit is characterized in that a movable column (2) is fixedly mounted at the bottom axis center of the main body (1), a drill bit (3) penetrates through the inner part of the movable column (2), an outer shell (8) is fixedly mounted at the bottom of the main body (1), a compression spring (9) penetrates through the inner wall of the outer shell (8), a rotating wheel (6) is movably mounted at the bottom of the outer shell (8), a movable ring (4) penetrates through the side wall of the movable column (2), a sliding groove (5) is formed in the outer side wall of the movable ring (4), the rotating wheel (6) is movably mounted at the sliding groove (5), a connecting rod (11) is fixedly mounted on the inner side wall of the movable ring (4), a roller (12) is movably mounted at the inner end of the connecting rod (11), a groove (10) is formed in the side wall of the movable column (2), a roller (12) is movably mounted at the groove (10), a supporting column, the top of support column (7) runs through in the inside of main part (1), the inside of main part (1) is run through and is had stop collar (101), stop collar (101) run through in the top of support column (7) and with the top fixed connection of support column (7), the bottom fixed mounting of support column (7) has backup pad (701), the edge fixed mounting of backup pad (701) has baffle (702), the inside wall movable mounting of baffle (702) has area fine hair board (703), the lateral wall department fixed mounting of taking fine hair board (703) has barb board (704).

2. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: the outer shell (8) is made of soft plastic material.

3. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: the inner end of the connecting rod (11) is movably arranged at the axle center of the roller (12).

4. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: the groove (10) is in a spiral state at the side wall surface of the movable column (2).

5. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 4, wherein: the roller (12) obliquely and transversely rolls at the groove (10).

6. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: the inner part of the rotating wheel (6) penetrates through the outer part of the supporting column (7) and is fixedly connected with the side wall of the supporting column (7).

7. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: the outer end of the barb plate (704) is shaped in a downward inclined mode.

8. A portable drill bit attachment for maintaining balance on a horizontal hard ground as claimed in claim 1, wherein: and magnets are arranged on the inner side wall of the flocked plate (703).