CN209867464U

CN209867464U - Digit control machine tool anti-shake drill bit

Info

Publication number: CN209867464U
Application number: CN201920261848.8U
Authority: CN
Inventors: 徐庆杰; 于东振
Original assignee: SHANDONG TOOL PRODUCTION CO Ltd
Current assignee: SHANDONG TOOL PRODUCTION CO Ltd
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2019-12-31
Anticipated expiration: 2029-03-01

Abstract

The utility model discloses an anti-shake drill bit of a numerical control machine tool, which comprises an installation bottom plate and an annular anti-shake part, wherein the middle part of the bottom end of the installation bottom plate is fixedly provided with an anti-shake column, the middle part of the anti-shake column is provided with a cavity, the inside of the cavity is fixedly provided with a positioning block, the bottom end of the positioning block is fixedly provided with a drill rod, one end of the drill rod is sleeved with a first spring, the two sides of the bottom end of the installation bottom plate are both fixedly connected with second springs, one end of each of the two second springs is fixedly connected with a support rod through a connecting block, and one end of each of the two support rods is respectively and alternately connected with a corresponding through hole base station, the utility model has the advantages that the annular anti-shake part and the first spring are provided, thereby the anti-shake effect is good, the drill bit can be ensured to accurately and stably, the stability of drill bit work can be improved, the precision of punching is improved.

Description

Digit control machine tool anti-shake drill bit

Technical Field

The utility model relates to a drill bit, in particular to digit control machine tool anti-shake drill bit.

Background

The numerical control machine tool is a short name of a digital control machine tool (Computer numerical control machine tools), and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing.

The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product.

Generally, there is the installation drill bit on the digit control machine tool, punches through the drill bit, nevertheless can produce great pressure when owing to drill bit and part relative motion, in addition the drill bit is not regular part, leads to the drill bit to shake when rotatory, thereby leads to the drilling inaccuracy, and simultaneously, current drill bit is mostly the drilling rod and adds the drill bit and constitute, and single structure lacks stability, in the course of working, shakes more easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digit control machine tool anti-shake drill bit to solve the easy shake that proposes in the above-mentioned background art, the not high problem of single structure stability.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-shake drill bit of a numerical control machine tool comprises an installation bottom plate and an annular anti-shake piece, wherein an anti-shake column is fixedly installed in the middle of the bottom end of the installation bottom plate, a cavity is formed in the middle of the anti-shake column, a positioning block is fixedly installed in the cavity, a drill rod is fixedly installed at the bottom end of the positioning block, one end of the drill rod is sleeved with a first spring, the first spring is located in the cavity and connected with the positioning block, the other end of the drill rod is fixedly connected with the front end of a drill blade, two sides of the bottom end of the installation bottom plate are fixedly connected with second springs, one ends of the two second springs are fixedly connected with supporting rods through connecting blocks, two insertion hole base stations are fixedly installed on two sides of the top end of the annular anti-shake piece, one ends of the two supporting rods are respectively inserted and connected with the corresponding insertion hole base stations, and, and one ends of the connecting rods which are distributed in an annular shape are fixedly connected with trepanning.

As a preferred technical scheme of the utility model, two the lateral surface cover of second spring is equipped with the lag, and two the one end of lag all with mounting plate's bottom fixed connection.

As a preferred technical scheme of the utility model, the middle part block of mounting plate bottom is connected with the upper shield, just anti-shake post and two bracing pieces all are located the inside of upper shield.

As an optimized technical scheme of the utility model, the bottom fixedly connected with sword closed angle of drill edge front end.

As an optimized technical scheme of the utility model, the side of drill edge front end cutting sword is the arc nature structure.

As a preferred technical scheme of the utility model, the bottom and the annular anti-shake piece fixed connection of cover, just the cover is worn out to the one end of drilling rod and is connected with the trepanning cooperation.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a digit control machine tool anti-shake drill bit through annular anti-shake spare and the first spring that is equipped with, has good anti-shake effect to can guarantee accurate steady punching of drill bit, through bracing piece and the second spring that is equipped with, reduce the skew of drill bit at high-speed rotatory in-process, cooperate the trepanning simultaneously, can improve the stability of drill bit work, improve the precision of punching.

Drawings

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

FIG. 2 is a schematic view of the front structure of the annular anti-shake device of the present invention;

fig. 3 is the schematic view of the internal structure of the protection cover of the present invention.

In the figure: 1. mounting a bottom plate; 2. covering; 3. an anti-shake column; 4. an annular anti-shake member; 5. a protective sleeve; 6. positioning blocks; 7. a support bar; 8. a first spring; 9. a cavity; 10. a drill stem; 11. a drill blade front end; 12. a sharp edge angle; 13. a base station for inserting the jack; 14. a connecting rod; 15. trepanning; 16. connecting blocks; 17. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides an anti-shake drill bit for a numerical control machine tool, comprising an installation bottom plate 1 and an annular anti-shake piece 4, wherein an anti-shake column 3 is fixedly installed at the middle part of the bottom end of the installation bottom plate 1, a cavity 9 is opened at the middle part of the anti-shake column 3, a positioning block 6 is fixedly installed inside the cavity 9, a drill rod 10 is fixedly installed at the bottom end of the positioning block 6, one end of the drill rod 10 is sleeved with a first spring 8, the first spring 8 is positioned inside the cavity 9 and connected with the positioning block 6, the other end of the drill rod 10 is fixedly connected with a drill edge front end 11, both sides of the bottom end of the installation bottom plate 1 are fixedly connected with second springs 17, one end of each of the two second springs 17 is fixedly connected with a support rod 7 through a connecting block 16, both sides of the top end of the annular anti-shake piece 4 are fixedly, the inner wall department of annular anti-shake piece 4 is fixed and is equipped with the connecting rod 14 that a plurality of annular distributes, the equal fixedly connected with trepanning 15 of one end of the connecting rod 14 that a plurality of annular distributes.

Preferably, the lateral surface cover of two second springs 17 is equipped with lag 5, and the one end of two lag 5 all with mounting plate 1's bottom fixed connection, lag 5 plays the guard action to second spring 17, avoids second spring 17 to damage, also plays certain location supporting role simultaneously.

Preferably, the middle part block of 1 bottom of mounting plate is connected with the ways 2, and anti-shake post 3 and two bracing pieces 7 all are located the inside of ways 2, and ways 2 plays the guard action to anti-shake post 3 and two bracing pieces 7, and the sweeps is to the wearing and tearing of anti-shake post 3 and two bracing pieces 7 when reducing drilling.

Preferably, the bottom end of the front end 11 of the drill blade is fixedly connected with a sharp edge 12, and the sharp edge 12 is convenient for being well positioned.

Preferably, the side surface of the cutting edge at the front end 11 of the drill edge is of an arc-shaped structure, so that drilling of the cutting part is facilitated.

Preferably, the bottom and the annular anti-shake 4 fixed connection of piece of cover 2, and the one end of drilling rod 10 is worn out cover 2 and is connected with trepanning 15 cooperation, and drilling rod 10 can be injectd to trepanning 15, improves the stability of drill bit work, improves the precision of punching.

When the anti-shake drill bit is used, firstly, a worker connects the mounting base plate 1 with a numerical control machine, firstly, the sharp corner 12 of the blade contacts with a part drilling part, the part is drilled through the high-speed rotating drill rod 10 and the front end 11 of the drill blade, the drill rod 10 is matched and connected with the sleeve hole 15 in the high-speed rotating process, so that the annular anti-shake part 4 rotates along with the drill rod 10 at a high speed, and the drill rod 10 is limited by regular elements in the annular anti-shake part 4, so that the stability is higher in the rotating process, the drill rod 10 has good anti-shake effect, the drill bit can be ensured to accurately and stably punch, moreover, the two sides of the annular anti-shake part 4 are connected with the mounting base plate 1 through the supporting rod 7 and the second spring 17, the deviation in the rotating process of the drill rod 10 can be reduced, the punching stability of the drill rod 10 and the front end 11 of the drill blade is improved, is convenient to use.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. The anti-shake drill bit of the numerical control machine tool comprises a mounting base plate (1) and an annular anti-shake piece (4), and is characterized in that an anti-shake column (3) is fixedly mounted in the middle of the bottom end of the mounting base plate (1), a cavity (9) is formed in the middle of the anti-shake column (3), a positioning block (6) is fixedly mounted inside the cavity (9), a drill rod (10) is fixedly mounted at the bottom end of the positioning block (6), a first spring (8) is sleeved at one end of the drill rod (10), the first spring (8) is located inside the cavity (9) and connected with the positioning block (6), a drill blade front end (11) is fixedly connected to the other end of the drill rod (10), second springs (17) are fixedly connected to two sides of the bottom end of the mounting base plate (1), and a support rod (7) is fixedly connected to one end of each of the second springs (17), both sides fixed mounting on annular anti-shake piece (4) top has interlude hole base station (13), two the one end of bracing piece (7) alternates with corresponding interlude hole base station (13) respectively and is connected, the fixed connecting rod (14) that are equipped with a plurality of annular distribution of inner wall department of annular anti-shake piece (4), a plurality of annular distribution the equal fixedly connected with trepanning (15) of one end of connecting rod (14).

2. The numerically-controlled machine tool anti-shake drill bit according to claim 1, wherein: the outer side face of each second spring (17) is sleeved with a protective sleeve (5), and one end of each protective sleeve (5) is fixedly connected with the bottom end of the corresponding mounting base plate (1).

3. The numerically-controlled machine tool anti-shake drill bit according to claim 1, wherein: the middle clamping of mounting plate (1) bottom is connected with ways (2), just anti-shake post (3) and two bracing pieces (7) all are located the inside of ways (2).

4. The numerically-controlled machine tool anti-shake drill bit according to claim 1, wherein: the bottom end of the front end (11) of the drill blade is fixedly connected with a blade sharp corner (12).

5. The numerically-controlled machine tool anti-shake drill bit according to claim 1, wherein: the side surface of the cutting edge at the front end (11) of the drill edge is of an arc-shaped structure.

6. The numerically-controlled machine tool anti-shake drill bit according to claim 3, wherein: the bottom end of the sleeve cover (2) is fixedly connected with the annular anti-shaking piece (4), and one end of the drill rod (10) penetrates out of the sleeve cover (2) to be connected with the sleeve hole (15) in a matched mode.