CN215431697U

CN215431697U - Deep hole drill bit with reaming function

Info

Publication number: CN215431697U
Application number: CN202121554742.0U
Authority: CN
Inventors: 扈佃新; 赵西珍
Original assignee: Shanghai Tianshuo Machinery Co Ltd
Current assignee: Shanghai Tianshuo Machinery Co Ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-07
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a deep hole drill with a reaming function, which comprises a drill handle part, wherein a mounting seat and a reaming blade are fixed on the left side of the drill handle part and welded on the outer wall of the drill handle part; the mounting seat is mounted inside the drill handle part, a threaded hole is formed in the mounting seat, and a positioning screw is mounted in the threaded hole in a threaded manner; the clamping plate is movably mounted on two sides of the upper portion of the mounting seat, one end, far away from the mounting seat, of the clamping plate is connected with the positioning bearing, and one end, far away from the mounting seat, of the positioning bearing is connected with the adjusting bolt. This deep hole drill bit with reaming function compares with current device, can fix connecting seat and drill bit pole portion and drill bit stalk portion through the cooperation of positioning screw and screw hole, and adjusting bolt can carry out the regulation of controlling the position to the grip block with the location bearing cooperation to can adjust its interval, can carry out spacing fixed to the connecting seat through the grip block.

Description

Deep hole drill bit with reaming function

Technical Field

The utility model relates to the technical field of deep hole drill bits, in particular to a deep hole drill bit with a reaming function.

Background

The drill bit is the main component of drilling equipment, and its main effect is to drilling to metal, rock, wooden article etc. and rotary drill bit is the drill bit that uses generally at present, and rotary drill bit can produce rotatoryly under the drive of machinery to drive whole drill bit to produce centripetal motion, play the effect of drilling downwards, the reaming is the method that the reamer cuts off the trace metal level from the work piece pore wall, in order to improve its size precision and hole surface quality.

The existing deep hole drill with the reaming function is generally of an integrated fixed structure, the drill cannot be replaced independently, and the use cost is increased due to the integral replacing device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a deep hole drill with a reaming function, and aims to solve the problems that the existing deep hole drill with the reaming function is generally of an integrated fixed structure, the drill cannot be independently replaced, and the use cost is increased due to the fact that an integral replacing device is arranged in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a deep hole drill with reaming function, comprising:

the drill bit comprises a drill bit handle part, wherein a mounting seat is fixed on the left side of the drill bit handle part, a drill bit rod part is installed on the right side of the drill bit handle part, a drill bit part is fixedly connected to the right side of the drill bit rod part, a chip groove is formed in the drill bit rod part, and a liquid outlet is formed in the outer wall of the chip groove;

a reaming blade welded to an outer wall of the bit shank;

the mounting seat is mounted inside the drill handle part, a threaded hole is formed in the mounting seat, and a positioning screw is mounted in the threaded hole in a threaded manner;

the fixing nut is connected to one side of the positioning screw rod, the clamping plates are movably mounted on two sides of the upper portion of the mounting seat, one end, far away from the mounting seat, of each clamping plate is connected with the positioning bearing, and one end, far away from the mounting seat, of each positioning bearing is connected with the adjusting bolt.

Preferably, the drill bit rod part is spirally distributed, and the structure of the drill bit part is a conical structure.

Preferably, the reaming blades are distributed at equal intervals along the outer wall of the drill handle, and the number of the reaming blades is three.

Preferably, the positioning screw rod penetrates through the inside of the connecting seat through a threaded hole, and the positioning screw rod penetrates through the inside of the fixing nut.

Preferably, the clamping plates are symmetrically distributed about the vertical center line of the connecting seat, the shapes of the clamping plates are matched with those of the outer wall of the connecting seat, and a rotating structure is formed between the adjusting bolt and the positioning bearing.

Preferably, the drill bit shaft part is further provided with:

the liquid outlet channel is arranged inside the drill bit rod part, and the tail end of the liquid outlet channel is provided with a connecting end.

Preferably, the connecting end forms a communicating structure through the liquid outlet channel and the liquid outlet, and the liquid outlet is uniformly distributed along the outer wall of the chip groove.

Compared with the prior art, the utility model provides a deep hole drill with a reaming function, which has the following beneficial effects: this deep hole drill bit with reaming function can fix connecting seat and drill bit pole portion and drill bit stalk portion through the cooperation of positioning screw and screw hole, and adjusting bolt can carry out the regulation of controlling the position with the location bearing cooperation to the grip block to can adjust its interval, can carry out spacing fixed to the connecting seat through the grip block.

1. According to the utility model, the drill bit rod part and the conical drill bit part which are distributed spirally can be matched for drilling, and the drilled hole can be deeply reamed by the reaming blade, so that the quality and the size precision of the drilled hole can be improved;

2. according to the utility model, the connecting seat, the drill bit rod part and the drill bit handle part can be fixed through the matching of the positioning screw rod and the threaded hole, the installed positioning screw rod can be positioned through the fixing nut, the adjusting bolt can be matched with the positioning bearing to adjust the left and right positions of the clamping plate, so that the distance between the clamping plate and the adjusting bolt can be adjusted, the connecting seat can be limited and fixed through the clamping plate, the installation firmness of the drill bit rod part is improved, the assembling and disassembling of the drill bit rod part and the drill bit part can be facilitated, and the problems that the existing deep-hole drill bit with a reaming function is generally of an integrally fixed structure, the drill bit cannot be independently replaced, and the use cost is increased due to an integral replacing device are solved;

3. the drilling machine can be conveniently connected with external water supply equipment through the connecting end, the liquid outlet channel can convey liquid required in the drilling process, and water can be discharged through the liquid outlet, so that the discharge of waste scraps can be promoted, and meanwhile, the cooling and lubricating effects can be achieved.

Drawings

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

FIG. 2 is a schematic view of the external structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the drill bit and the connecting seat of the present invention;

fig. 5 is a schematic view of the construction of the shank of the drill bit of the present invention.

In the figure: 1. a bit shank; 2. a drill bit shank; 3. a chip groove; 4. a liquid outlet; 5. drilling a head part; 6. a reaming blade; 7. a mounting seat; 8. a connecting seat; 9. positioning a screw rod; 10. fixing a nut; 11. adjusting the bolt; 12. positioning the bearing; 13. a clamping plate; 14. a liquid outlet channel; 15. a connecting end; 16. a threaded bore.

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. 1-2 and 5, a deep hole drill having a reaming function includes: the drill bit comprises a drill bit shank 1, wherein a mounting seat 7 is fixed on the left side of the drill bit shank 1, a drill bit rod part 2 is installed on the right side of the drill bit shank 1, a drill bit part 5 is fixedly connected to the right side of the drill bit rod part 2, the drill bit rod part 2 is distributed spirally, and the drill bit part 5 is in a conical structure; the drill bit rod part 2 and the conical drill bit part 5 which are distributed in a spiral shape can be matched for drilling; a chip groove 3 is formed in the drill bit rod part 2, and a liquid outlet 4 is formed in the outer wall of the chip groove 3; a reaming blade 6 welded to the outer wall of the drill shank 1; the reaming blades 6 are distributed at equal intervals along the outer wall of the drill handle 1, and three reaming blades 6 are arranged; the drilled hole can be deeply reamed by the reaming blade 6, so that the quality and the dimensional accuracy of the drilled hole can be improved.

Referring to fig. 3 to 4, a deep hole drill with a reaming function includes: the mounting seat 7 is mounted inside the drill handle part 1, a threaded hole 16 is formed inside the mounting seat 7, and a positioning screw 9 is mounted in the threaded hole 16 in a threaded manner; a fixing nut 10 connected to one side of the positioning screw 9, wherein the positioning screw 9 penetrates through the inside of the connecting seat 8 through a threaded hole 16, and the positioning screw 9 penetrates through the inside of the fixing nut 10; the connecting seat 8, the drill bit rod part 2 and the drill bit handle part 1 can be fixed through the matching of the positioning screw rod 9 and the threaded hole 16, and the installed positioning screw rod 9 can be positioned through the fixing nut 10; clamping plates 13 are movably mounted on two sides above the mounting seat 7, one end, far away from the mounting seat 7, of each clamping plate 13 is connected with a positioning bearing 12, and one end, far away from the mounting seat 7, of each positioning bearing 12 is connected with an adjusting bolt 11; the clamping plates 13 are symmetrically distributed about the vertical center line of the connecting seat 8, the shapes of the clamping plates 13 are matched with those of the outer wall of the connecting seat 8, and a rotating structure is formed between the adjusting bolt 11 and the positioning bearing 12; the adjusting bolt 11 can be matched with the positioning bearing 12 to adjust the left and right positions of the clamping plate 13, so that the distance between the clamping plate and the clamping plate can be adjusted, the connecting seat 8 can be limited and fixed through the clamping plate 13, the mounting firmness of the drill bit rod part 2 is improved, the drill bit part 2 and the drill bit part 5 can be conveniently assembled and disassembled, and the problems that the existing deep hole drill bit with the reaming function is generally of an integrated fixed structure, the drill bit cannot be independently replaced, and the use cost is increased due to the fact that an integral replacing device is arranged are solved; the liquid outlet channel 14 is arranged inside the drill bit rod part 2, and the tail end of the liquid outlet channel 14 is provided with a connecting end 15; the connection with external water supply equipment can be facilitated through the connecting end 15, and the liquid outlet channel 14 can convey liquid required in the drilling process; the connecting end 15 and the liquid outlet 4 form a communicating structure through the liquid outlet channel 14, and the liquid outlet 4 is uniformly distributed along the outer wall of the chip groove 3; can discharge water through liquid outlet 4 to can promote the discharge of sweeps, also can play the lubricated effect of cooling simultaneously.

The working principle is as follows: when the deep hole drill bit with the reaming function is used, the drill bit is firstly installed and connected with a drilling device through the installation base 7, the connecting end 15 is connected with external water supply equipment, the device can be used, the drill bit rod part 2 which is distributed spirally is matched with the conical drill bit part 5 for drilling, when the drilling depth reaches the reaming blade 6, the reaming blade 6 can be used for reaming the drilled hole, and therefore the quality and the size precision of the drilled hole are improved; secondly, the external water supply equipment conveys the liquid to be used into the liquid outlet channel 14 through the connecting end 15 and discharges the water to the chip groove 3 through the liquid outlet 4, so that the discharge of the waste chips can be promoted, and the cooling and lubricating effects can be achieved; when the drill bit needs to be replaced and installed, the drill bit rod part 2 is connected with the drill bit handle part 1 through the connecting seat 8, and then the positioning screw 9 penetrates through the connecting seat 8 through the threaded hole 16, so that the drill bit rod part 2 and the drill bit handle part 1 can be fixed; use fixation nut 10 to fix a position the positioning screw 9 after the installation at last, the cooperation through adjusting bolt 11 and location bearing 12 is rotated and is carried out the regulation of controlling the position to grip block 13, until carrying out spacing fixed to connecting seat 8 through grip block 13 to the fastness of 2 installations in drill bit pole portion has been improved, avoid the fixed structure as an organic whole usually of deep-hole drill bit, can't change the drill bit alone, awkward, this is exactly this deep-hole drill bit's that has the reaming function theory of operation.

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. A deep hole drill with reaming, comprising:

the drill bit comprises a drill bit handle part (1), wherein a mounting seat (7) is fixed on the left side of the drill bit handle part (1), a drill bit rod part (2) is installed on the right side of the drill bit handle part (1), a drill bit part (5) is fixedly connected to the right side of the drill bit rod part (2), a chip groove (3) is formed in the drill bit rod part (2), and a liquid outlet (4) is formed in the outer wall of the chip groove (3);

a reaming blade (6) welded to the outer wall of the drill shank (1);

the mounting seat (7) is mounted inside the drill handle part (1), a threaded hole (16) is formed in the mounting seat (7), and a positioning screw (9) is mounted in the threaded hole (16) in a threaded manner;

fixation nut (10), it is connected one side of positioning screw (9), the equal movable mounting in both sides of mount pad (7) top has grip block (13), and grip block (13) keep away from the one end of mount pad (7) and be connected with location bearing (12), the one end that mount pad (7) were kept away from in location bearing (12) is connected with adjusting bolt (11).

2. A deep hole drill with reaming function according to claim 1, characterized in that the drill shank (2) is helically distributed and the structure of the drill head (5) is conical.

3. A deep-hole drill with reaming function according to claim 1, characterized in that the reaming blades (6) are equally spaced along the outer wall of the drill shank (1) and that there are three reaming blades (6).

4. The deep hole drill with reaming function according to claim 1, characterized in that the positioning screw (9) penetrates inside the connecting base (8) through a threaded hole (16), and the positioning screw (9) penetrates inside the fixing nut (10).

5. The deep hole drill with reaming function according to claim 1, characterized in that the holding plates (13) are symmetrically distributed about the vertical center line of the connecting base (8), the shapes of the holding plates (13) are matched with the outer wall of the connecting base (8), and a rotating structure is formed between the adjusting bolt (11) and the positioning bearing (12).

6. A deep hole drill with reaming function according to claim 1, characterized in that the drill shank (2) is further provided with:

the liquid outlet channel (14) is arranged inside the drill bit rod part (2), and the tail end of the liquid outlet channel (14) is provided with a connecting end (15).

7. The deep hole drill with reaming function according to claim 6, characterized in that the connecting end (15) is connected with the liquid outlet (4) through a liquid outlet channel (14), and the liquid outlet (4) is uniformly distributed along the outer wall of the chip groove (3).