CN215431660U

CN215431660U - Electric drill bit with anti-deviation structure

Info

Publication number: CN215431660U
Application number: CN202121874083.9U
Authority: CN
Inventors: 王纬纬
Original assignee: Jiangsu Shuangshuang Hi Tech Co ltd
Current assignee: Jiangsu Shuangshuang Hi Tech Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-07
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses an electric drill bit with an anti-deviation structure, which comprises a drill bit body, wherein a liquid storage shell is installed at the rear end of the drill bit body, a connecting rod is arranged at the rear end of the liquid storage shell, a limiting bearing is arranged on the outer wall of the connecting rod, four limiting sleeves are symmetrically arranged on the outer wall of the limiting bearing, the rear ends of the four limiting sleeves are connected with limiting rods, an installation block is fixed at the rear end of each limiting rod, a connecting block is arranged inside the installation block, and a connecting groove is connected to one side of the connecting block; the fixing holes are symmetrically formed in the rear end of the connecting rod; and the fixing screws are symmetrically arranged on the outer wall of the mounting block. This electric drill with prevent skew structure is provided with spacing bearing for spacing bearing can play spacing effect under the cooperation of stop collar and gag lever post, can effectually avoid the connecting rod to take place the condition of skew when rotating, thereby avoids this electric drill to take place the skew.

Description

Electric drill bit with anti-deviation structure

Technical Field

The utility model relates to the technical field of electric drill bits, in particular to an electric drill bit with an anti-deviation structure.

Background

In the 60 s, power cord-less battery-powered electric tools using nickel-cadmium batteries as power sources appeared with the development of battery manufacturing technologies. But the price is expensive and the development is slow. In the middle and late 70 s, the charging time was shortened due to the reduction in the price of the battery, and such electric tools have been widely used in europe, the united states, and japan. The electric tool uses cast iron as the housing at first and then uses aluminum alloy as the housing. In the 60 s, thermoplastic engineering plastics are applied to electric tools, double insulation of the electric tools is realized, the use safety of the electric tools is guaranteed, and an electric drill bit is a rotary hole machine using electricity as power.

Current electric drill bit is in the use, does not set up and prevents the skew structure, probably leads to the skew of drill bit position to make the position of drilling have great error, reduced work efficiency, to above-mentioned condition, carry out technical innovation on current electric drill bit basis.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric drill with an anti-deviation structure, which aims to solve the problem that the position of the drill is possibly deviated because the anti-deviation structure is not arranged in the using process of the conventional electric drill in the background technology, so that a large error exists in the drilling position, and the working efficiency is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: an electric drill bit having an anti-deviation structure, comprising:

the drill bit comprises a drill bit body, wherein a liquid storage shell is mounted at the rear end of the drill bit body, a connecting rod is arranged at the rear end of the liquid storage shell, a limiting bearing is arranged on the outer wall of the connecting rod, four limiting sleeves are symmetrically arranged on the outer wall of the limiting bearing, limiting rods are connected to the rear ends of the four limiting sleeves, a mounting block is fixed to the rear end of each limiting rod, a connecting block is arranged inside the mounting block, and a connecting groove is connected to one side of the connecting block;

the fixing holes are symmetrically formed in the rear end of the connecting rod;

and the fixing screws are symmetrically arranged on the outer wall of the mounting block, and the rear end of the mounting block is connected with a driving motor.

Preferably, be welded connection between connecting rod and the stock solution shell, the inner wall of spacing bearing closely laminates with the outer wall of connecting rod, be welded connection between stop collar and the spacing bearing.

Preferably, the mounting block forms a movable connection with the limiting sleeve through the limiting rod, and the connecting rod forms a clamping structure with the mounting block through the connecting groove and the connecting block.

Preferably, the fixing screw penetrates through an outer wall of the mounting block, and a rotating structure is formed between the mounting block and the driving motor.

Preferably, the liquid storage shell is further provided with:

the liquid filling port is arranged above the liquid storage shell;

a liquid storage cavity which is arranged inside the liquid storage shell.

Preferably, the liquid filling port is communicated with the liquid storage cavity, and the liquid storage shell and the drill bit body are of an integrated fixing structure.

Preferably, the bit body is further provided with:

the flow cavity is formed in the drill bit body, and reinforcing rods are arranged in the flow cavity and the liquid storage cavity;

a chip groove formed on the outer wall of the drill body.

Compared with the prior art, the utility model has the following beneficial effects:

1. the electric drill bit with the anti-deviation structure is provided with the limiting bearing, and under the matching of the limiting sleeve and the limiting rod, the limiting bearing can play a limiting role, so that the condition that the connecting rod deviates during rotation can be effectively avoided, and the electric drill bit is prevented from deviating;

2. the electric drill bit with the anti-deviation structure is provided with the connecting groove, the connecting groove is aligned to the connecting block, then the connecting rod is pushed, so that the connecting rod is arranged in the mounting block, the connecting rod is arranged, and the connecting groove and the connecting block can play a role in positioning and are convenient to mount; the fixing screw is screwed down, so that the front end of the fixing screw is inserted into the fixing hole, the connecting rod can be fixed, and the connecting rod is prevented from falling off;

3. this electronic drill bit with prevent skew structure is provided with the filling opening, through the filling opening, conveniently adds the coolant liquid to the stock solution intracavity, is convenient for dispel the heat to the drill bit body, and the drill bit body that sets up on the liquid storage shell can drill the work piece.

Drawings

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

FIG. 2 is a schematic perspective view of a connecting rod according to the present invention;

FIG. 3 is a schematic perspective view of the mounting block of the present invention;

FIG. 4 is a schematic cross-sectional view of a liquid storage case according to the present invention.

In the figure: 1. a drill bit body; 2. a liquid storage shell; 3. a connecting rod; 4. a limit bearing; 5. a limiting sleeve; 6. a limiting rod; 7. mounting blocks; 8. connecting grooves; 9. connecting blocks; 10. a fixing hole; 11. a set screw; 12. a drive motor; 13. a liquid filling port; 14. a liquid storage cavity; 15. a flow chamber; 16. a reinforcing bar; 17. a chip groove.

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 to 3, an electric drill with an anti-deviation structure includes: the drill bit comprises a drill bit body 1, a liquid storage shell 2 is installed at the rear end of the drill bit body 1, a connecting rod 3 is arranged at the rear end of the liquid storage shell 2, a limiting bearing 4 is arranged on the outer wall of the connecting rod 3, four limiting sleeves 5 are symmetrically arranged on the outer wall of the limiting bearing 4, limiting rods 6 are connected at the rear ends of the four limiting sleeves 5, the connecting rod 3 is in welded connection with the liquid storage shell 2, the inner wall of the limiting bearing 4 is tightly attached to the outer wall of the connecting rod 3, the limiting sleeves 5 are in welded connection with the limiting bearing 4, the limiting bearing 4 can play a limiting role under the matching of the limiting sleeves 5 and the limiting rods 6 through the arranged limiting bearings 4, the condition that the connecting rod 3 deflects when rotating can be effectively avoided, so that the electric drill bit is prevented from deflecting, an installation block 7 is fixed at the rear end of the limiting rod 6, a connection block 9 is arranged inside the installation block 7, and one side of the connection block 9 is connected with a connection groove 8, the mounting block 7 is movably connected with the limiting sleeve 5 through the limiting rod 6, the connecting rod 3 is clamped with the mounting block 7 through the connecting groove 8 and the connecting block 9, the connecting groove 8 is aligned to the connecting block 9 through the connecting groove 8, then the connecting rod 3 is pushed to be arranged in the mounting block 7, so that the connecting rod 3 is arranged, and the connecting groove 8 and the connecting block 9 can play a role in positioning and are convenient to mount; fixing holes 10 symmetrically formed at the rear end of the connecting rod 3; set screw 11, its symmetry sets up the outer wall at installation piece 7, the rear end of installation piece 7 is connected with driving motor 12, set screw 11 runs through in the outer wall of installation piece 7, and constitute revolution mechanic between installation piece 7 and the driving motor 12, through screwing up set screw 11, make set screw 11's front end insert to fixed orifices 10 in, can fix connecting rod 3 like this, avoid connecting rod 3 to take place the condition that drops, through the driving motor 12 who sets up, can drive connecting rod 3 rotatory, thereby drive drill bit body 1 rotates, drill to the work piece.

Referring to fig. 1 and 4, an electric drill with an anti-deviation structure includes: a liquid filling port 13 arranged above the liquid storage shell 2; the liquid storage cavity 14 is formed in the liquid storage shell 2, the liquid filling port 13 is communicated with the liquid storage cavity 14, the liquid storage shell 2 and the drill bit body 1 are of an integral fixed structure, cooling liquid is conveniently added into the liquid storage cavity 14 through the arranged liquid filling port 13 and the liquid filling port 13, the drill bit body 1 is convenient to radiate heat, and the drill bit body 1 arranged on the liquid storage shell 2 can drill a workpiece; the flow cavity 15 is arranged in the drill bit body 1, and reinforcing rods 16 are arranged in the flow cavity 15 and the liquid storage cavity 14; chip groove 17, its outer wall of seting up at drill bit body 1, through the mobile chamber 15 that sets up, make the coolant liquid in the stock solution chamber 14 can discharge to mobile chamber 15 in, thereby dispel the heat to drill bit body 1, avoid drill bit body 1 overheated when driling, and chip groove 17 through setting up, make drill bit body 1 the piece that produces when driling can discharge to the outside, avoid these pieces to influence the processing effect, through the stiffener 16 that sets up in mobile chamber 15 and the stock solution chamber 14, stiffener 16 can strengthen this electronic drill holistic intensity.

The working principle of the electric drill with the anti-deviation structure is as follows: before the electric drill with the anti-deviation structure is used, firstly, a connecting groove 8 formed in a connecting rod 3 is aligned with a connecting block 9, then the connecting rod 3 is pushed into an installation block 7, so that the connecting rod 3 is arranged, meanwhile, a limiting rod 6 on the installation block 7 is inserted into a limiting sleeve 5, then a fixing screw 11 on the installation block 7 is screwed, so that the front end of the fixing screw 11 is inserted into a fixing hole 10, the connecting rod 3 can be fixed, the connecting rod 3 is prevented from falling off, a liquid filling opening 13 is formed in a liquid storage shell 2, a cover on the liquid filling opening 13 is opened, cooling liquid can be added into a liquid storage cavity 14, after the assembly is completed, when the electric drill is used, a driving motor 12 is started to drive the installation block 7 to rotate, so that a drill bit body 1 is driven to rotate, a workpiece is drilled, and a limiting effect can be achieved through a limiting bearing 4, under the cooperation of four sets of stop collars 5 and gag lever post 6, can avoid drill bit body 1 to take place the skew when driling, there is the error in position that can effectually avoid drilling, therefore, the clothes hanger is strong in practicability, and flow chamber 15 of seting up in through drill bit body 1, make the coolant liquid in stock solution chamber 14 can flow in to flow chamber 15, thereby cool down drill bit body 1, avoid drill bit body 1 high temperature when drilling, and the stiffener 16 that sets up can strengthen drill bit body 1's intensity, thereby improve the life of this electric drill, chip groove 17 of seting up on through drill bit body 1, the piece that produces when driling the work piece can be discharged to the outside through chip groove 17, thereby improve the quality of work piece processing.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electric drill having an anti-drift structure, comprising:

the drill bit comprises a drill bit body (1), wherein a liquid storage shell (2) is installed at the rear end of the drill bit body (1), a connecting rod (3) is arranged at the rear end of the liquid storage shell (2), a limiting bearing (4) is arranged on the outer wall of the connecting rod (3), four limiting sleeves (5) are symmetrically arranged on the outer wall of the limiting bearing (4), limiting rods (6) are connected to the rear ends of the four limiting sleeves (5), a mounting block (7) is fixed to the rear end of each limiting rod (6), a connecting block (9) is arranged inside each mounting block (7), and a connecting groove (8) is connected to one side of each connecting block (9);

fixing holes (10) symmetrically formed in the rear ends of the connecting rods (3);

the fixing screws (11) are symmetrically arranged on the outer wall of the mounting block (7), and the rear end of the mounting block (7) is connected with a driving motor (12).

2. The electric drill with the anti-shift structure as set forth in claim 1, wherein: be welded connection between connecting rod (3) and liquid storage shell (2), the inner wall of spacing bearing (4) and the outer wall of connecting rod (3) closely laminate, be welded connection between stop collar (5) and spacing bearing (4).

3. The electric drill with the anti-shift structure as set forth in claim 1, wherein: the mounting block (7) is movably connected with the limiting sleeve (5) through the limiting rod (6), and the connecting rod (3) is clamped with the mounting block (7) through the connecting groove (8) and the connecting block (9).

4. The electric drill with the anti-shift structure as set forth in claim 1, wherein: the fixing screw (11) penetrates through the outer wall of the mounting block (7), and a rotating structure is formed between the mounting block (7) and the driving motor (12).

5. The electric drill with the anti-shift structure as set forth in claim 1, wherein: the liquid storage shell (2) is also provided with:

a filling opening (13) arranged above the liquid storage shell (2);

a reservoir chamber (14) which is provided inside the reservoir housing (2).

6. The electric drill bit with an anti-shift structure as set forth in claim 5, wherein: the liquid filling port (13) is communicated with the liquid storage cavity (14), and the liquid storage shell (2) and the drill bit body (1) are of an integrated fixing structure.

7. The electric drill with the anti-shift structure as set forth in claim 1, wherein: the drill bit body (1) is further provided with:

the flow cavity (15) is formed in the drill bit body (1), and reinforcing rods (16) are arranged in the flow cavity (15) and the liquid storage cavity (14);

a chip groove (17) which is arranged on the outer wall of the drill bit body (1).