CN212072297U

CN212072297U - Novel mechanical drill bit

Info

Publication number: CN212072297U
Application number: CN202020047252.0U
Authority: CN
Inventors: 蔡霖
Original assignee: Shandong Decheng Intelligent Technology Co ltd; Shandong Polytechnic College
Current assignee: Shandong Decheng Intelligent Technology Co ltd; Shandong Polytechnic College
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-12-04
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses a novel mechanical drill bit, including installation department and drill bit portion, drill bit portion is equipped with and is heliciform first bead, the second bead, third bead and fourth bead along drill bit department, first bead, the second bead, third bead and fourth bead form first recess with drill bit portion, the second recess, third recess and fourth recess, first recess, the second recess, third recess and fourth recess are the heliciform and arrange, the top of drill bit portion is equipped with the arch, protruding outer periphery is equipped with evenly distributed's spiral line, first bead, the second bead, third bead and fourth bead and drill bit portion integrated into one piece, the interval equals between first bead, the second bead, third bead and the fourth bead, the appearance is elegant appearance; the utility model discloses a unique structure makes this technical scheme have the advantage of four groove four sword, has improved the use strength of drill bit.

Description

Novel mechanical drill bit

Technical Field

The utility model relates to a drill bit specifically indicates a novel mechanical drill bit.

Background

The drill bit is a rotary tool with cutting ability at the head end, is generally made of carbon steel SK or high-speed steel SKH2, SKH3 and other materials through milling or rolling, quenching, tempering heat treatment and grinding, is used for drilling on metal or other materials, has a wide application range, and can be applied to tool machines such as drilling machines, lathes, milling machines, electric hand drills and the like. The drill is a tool for drilling through holes or blind holes in solid materials and reaming existing holes. Commonly used drill bits mainly include twist drills, center drills, flat drills, deep hole drills, and trepanning drills. However, the existing drill bit in the market has insufficient drilling performance, and often has the phenomenon that drilling is stopped when half of the drill bit is drilled, so that the production efficiency is reduced, a part of workpieces are damaged, and the production cost is increased. Therefore, a new drill with excellent performance is a problem to be solved in the society.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is the lower scheduling problem of drill bit intensity among the prior art.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a novel mechanical drill bit, includes installation department and drill bit portion, drill bit portion is equipped with and is the first bead of heliciform, second bead, third bead and fourth bead along drill bit department, first bead, second bead, third bead and fourth bead form first recess, second recess, third recess and fourth recess with the drill bit portion, first recess, second recess, third recess and fourth recess are the heliciform and arrange, the top of drill bit portion is equipped with the arch, bellied outer periphery is equipped with evenly distributed's spiral line, the utility model discloses an unique structure makes this technical scheme have the advantage of four groove four edges, has improved the use strength of drill bit.

Furthermore, first bead, second bead, third bead and fourth bead and drill bit portion integrated into one piece, the interval equals between first bead, second bead, third bead and the fourth bead, appearance elegant appearance.

Further, the installation department includes first connecting portion and second connecting portion, the outside of first connecting portion becomes smooth circular arc setting, first connecting portion is equipped with circular-arc recess in the one end that is close to the outside, the second connecting portion are long and thin column structure setting.

Further, the maximum diameter of the first connecting portion is smaller than the diameter of the second connecting portion.

Further, the protrusions are arranged in a tapered structure.

Furthermore, the spiral lines are uniformly arranged from top to bottom, and the appearance is attractive and elegant.

Furthermore, the outer sides of the mounting part and the drill bit part are coated with anti-corrosion layers.

Compared with the prior art, the utility model advantage lies in: the novel mechanical drill bit effectively solves the problems in the prior art, and has the advantages of simple structure, strong practicability and the like; the utility model discloses a unique structure makes this technical scheme have the advantage of four sword in four grooves, and specific spiral line and toper are protruding, have improved the use intensity of drill bit. The utility model is suitable for deep hole operation of wood and some thicker plates, and has wide application range; the utility model discloses a cost of manufacture is economical reasonable, suitable for using widely in the society.

Drawings

FIG. 1 is a schematic structural view of a novel mechanical drill of the present invention;

fig. 2 is a partially enlarged schematic view of the bit portion.

As shown in the figure: 1. installation part, 2, brill head portion, 3, first bead, 4, second bead, 5, third bead, 6, fourth bead, 7, first recess, 8, second recess, 9, third recess, 10, fourth recess, 11, arch, 12, spiral line, 13, first connecting portion, 14, second connecting portion, 15, recess.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present invention will be described in detail with reference to the accompanying drawings 1-2.

The utility model provides a novel mechanical drill bit when concrete implementation, including installation department 1 and drill bit portion 2, drill bit portion 2 is equipped with and is the first bead of heliciform 3, second bead 4, third bead 5 and fourth bead 6 along drill bit department, first bead 3, second bead 4, third bead 5 and fourth bead 6 form first recess 7, second recess 8, third recess 9 and fourth recess 10 with the drill bit portion, first recess 7, second recess 8, third recess 9 and fourth recess 10 are the heliciform and arrange, the top of drill bit portion 2 is equipped with protruding 11, the outer periphery of protruding 11 is equipped with evenly distributed's spiral line 12.

The first rib 3, the second rib 4, the third rib 5 and the fourth rib 6 are integrally formed with the drilling head 2, and the intervals between the first rib 3, the second rib 4, the third rib 5 and the fourth rib 6 are equal. The installation part 1 comprises a first connection part 13 and a second connection part 14, the outer side of the first connection part 13 is in a smooth arc shape, the first connection part 13 is provided with an arc-shaped groove 15 at one end close to the outer side, and the second connection part 14 is in a slender structure. The maximum diameter of the first connecting portion 13 is smaller than the diameter of the second connecting portion 14. The protrusions 11 are arranged in a tapered structure. The spiral threads 12 are uniformly arranged from top to bottom. And anti-corrosion layers are coated on the outer sides of the mounting part 1 and the drill bit part 2.

The utility model relates to a novel mechanical drill's concrete implementation process as follows: when the utility model is used, the specific spiral lines 12 and the conical bulges 11 improve the use strength of the drill bit, the space among the first rib 3, the second rib 4, the third rib 5 and the fourth rib 6 is uniform, the acting force is stable, and the working is more stable; the utility model discloses a cost of manufacture is economical reasonable, suitable for using widely in the society.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A novel mechanical drill bit is characterized in that: including installation department (1) and drill bit portion (2), drill bit portion (2) are equipped with and are first bead of heliciform (3), second bead (4), third bead (5) and fourth bead (6) along drill bit department, first bead (3), second bead (4), third bead (5) and fourth bead (6) form first recess (7), second recess (8), third recess (9) and fourth recess (10) with the drill bit portion, first recess (7), second recess (8), third recess (9) and fourth recess (10) are the heliciform and arrange, the top of drill bit portion (2) is equipped with arch (11), the outer periphery of arch (11) is equipped with evenly distributed's spiral line (12).

2. The novel mechanical drill bit of claim 1, wherein: the drill bit is characterized in that the first rib (3), the second rib (4), the third rib (5) and the fourth rib (6) are integrally formed with the drill bit part (2), and the intervals among the first rib (3), the second rib (4), the third rib (5) and the fourth rib (6) are equal.

3. The novel mechanical drill bit of claim 1, wherein: installation department (1) includes first connecting portion (13) and second connecting portion (14), the outside of first connecting portion (13) becomes glossy circular arc setting, first connecting portion (13) are equipped with circular-arc recess (15) in the one end that is close to the outside, second connecting portion (14) are long and thin column structure setting.

4. A novel mechanical drill bit according to claim 3, characterized in that: the maximum diameter of the first connecting portion (13) is smaller than the diameter of the second connecting portion (14).

5. The novel mechanical drill bit of claim 1, wherein: the protrusions (11) are arranged in a tapered structure.

6. A novel mechanical drill bit according to claim 3 or 4, characterized in that: the spiral threads (12) are uniformly arranged from top to bottom.

7. The novel mechanical drill bit of claim 1, wherein: and anti-corrosion layers are coated on the outer sides of the mounting part (1) and the drill bit part (2).