CN217223737U - Alloy twist drill bit with good wear resistance and long service life - Google Patents

Abstract

The utility model relates to an intelligence manufacturing technology field just discloses an alloy twist drill bit of good high life of wear resistance, which comprises a base, one side fixedly connected with drill handle of base, the opposite side fixedly connected with installation piece of base, the installation piece is kept away from one side of base and is seted up the mounting groove, sliding connection has the twist drill body in the mounting groove on the installation piece. The utility model discloses a set up the louvre on helical blade, can in time arrange the heat that produces in the course of working in the air of loosing, avoid helical blade during operation high temperature to cause the damage, influence drilling effect, it is not good to have solved current fluted drill radiating effect, produce the high temperature in the course of working and can damage the brill body, thereby cause the work piece surface to draw and damage, burr etc., influence the machined part precision, add man-hour, the high temperature transmission easily leads to the drill bit to warp, influence the life of drill bit, influence machining efficiency's problem simultaneously.

Description

Alloy twist drill with good wear resistance and long service life

Technical Field

The utility model relates to an intelligence makes technical field, specifically is an alloy twist drill of good high life of wear resistance.

Background

With the development of big data and intelligent manufacturing technology, intelligent robots have gradually obtained preliminary application in various fields of production and life, the manufacturing of the intelligent robots is not independent of basic mechanical manufacturing and processing technology, and machine tool drills used by various numerical control machines such as engravers, lathes, engraving machines and the like are necessary workpieces for drilling and cutting mechanical parts; machine tool drills on the market at present can be mainly divided into hard alloy drills and high-speed steel drills according to materials, wherein the twist drill made of the hard alloy material is one of the most common drill types for drilling a workpiece by rotary cutting, and generally has the specifications of single edge, double edge or three edge; the existing twist drill is poor in heat dissipation effect, and a drill body can be damaged due to high temperature generated in the working process, so that the surface of a workpiece is scratched and damaged, burrs and the like, the precision of a machined part is influenced, and during machining, the drill bit is easy to deform due to high-temperature transmission, the service life of the drill bit is influenced, and the machining efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alloy twist drill bit of good high life of wear resistance can reach the purpose of solving above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a good high life alloy twist drill of wear resistance, includes the base, one side fixedly connected with drill handle of base, the opposite side fixedly connected with installation piece of base, the installation piece is kept away from one side of base and is seted up the mounting groove, sliding connection has the twist drill body in the mounting groove on the installation piece, the one end fixedly connected with drill bit of installation piece is kept away from to the twist drill body, the twist drill body is close to fixedly on one side of drill bit and is equipped with the helical cutting edge, lie in on the twist drill body and seted up the chip guide groove between the helical cutting edge.

Preferably, the drill handle is arranged in a conical shape, the taper of the drill handle is the Morse taper, the Morse taper is an international standard of the taper, a certain torque can be transmitted by using the principle of friction force due to the small taper, and the drill handle can be conveniently detached due to the taper fit. Within a certain range of the same taper, the workpiece can be freely disassembled and assembled, and meanwhile, the using effect cannot be influenced when the workpiece works.

Preferably, the fluted groove has been seted up to equidistant one section that the fluted drill body is located the installation piece, the side of installation piece is provided with fixing bolt, fixing bolt runs through the installation piece, just fixing bolt and installation piece sliding connection, fixing bolt threaded connection is in the fluted groove, through setting up fluted groove and fixing bolt, can be through fixing bolt and different fluted groove threaded connection to fix the fluted drill body in different positions, with the drilling requirement of adaptation different degree of depth.

Preferably, the drill bit is made for the diamond, just the drill bit is the design of 140 standard apex angles for the pointed end to the diamond has guaranteed the hard degree of drill bit as the raw materials preparation, and 140 apex angles set up and have compromise holistic intensity of drill bit and sharpness, and the drill point is difficult for collapsing mouthful or splitting.

Preferably, the heat dissipation holes are evenly formed in the spiral cutting edge, and through the heat dissipation holes, heat generated in the machining process can be timely dissipated into the air, so that damage and influence on the drilling effect caused by overhigh temperature of the spiral cutting edge during working are avoided.

Preferably, one side that the inside of fluted drill body is close to the drill bit is inlayed and is equipped with and inhale the sound cotton, inhales the sound cotton through the setting, can absorb the noise reduction that produces in the course of working, avoids causing noise pollution, guarantees operational environment's comfort, hoisting device's practicality.

The utility model provides an alloy twist drill with good wear resistance and long service life. The method has the following beneficial effects:

(1) the utility model discloses a set up the louvre on helical blade, can in time arrange the heat that produces in the course of working in the air of dispelling, avoid the too high damage that causes of helical blade during operation temperature, influence drilling effect, it is not good to have solved current fluted drill radiating effect, it can damage the drill body to produce high temperature in the course of working, thereby cause the work piece surface to draw and decrease, the burr etc. influence the machined part precision, add man-hour, the high temperature transmission easily leads to the drill bit to warp, influence the life of drill bit, influence machining efficiency's problem simultaneously.

(2) The utility model discloses a sound cotton is inhaled in the setting, can avoid causing noise pollution with the noise reduction absorption that produces in the course of working, guarantees operational environment's comfort, hoisting device's practicality.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of the structure a of the present invention.

In the figure: 1. a base; 2. a drill shank; 3. mounting blocks; 4. a twist drill body; 5. a thread groove; 6. fixing the bolt; 7. a drill bit; 8. a helical cutting edge; 9. a chip guide groove; 10. heat dissipation holes; 11. and (5) sound absorption cotton.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-3, the utility model provides a technical scheme: an alloy twist drill with good wear resistance and long service life comprises a base 1, wherein one side of the base 1 is fixedly connected with a drill handle 2, the drill handle 2 is arranged in a conical manner, the taper of the drill handle 2 is Morse taper, the Morse taper is an international standard of taper, as the taper is very small, a certain torque can be transmitted by using the principle of friction, and the taper is matched, the disassembly can be convenient, workpieces can be freely disassembled and assembled within a certain range of the same taper, meanwhile, the use effect cannot be influenced during the work, the other side of the base 1 is fixedly connected with an installation block 3, one side of the installation block 3, which is far away from the base 1, is provided with an installation groove, a twist drill body 4 is connected in the installation groove on the installation block 3 in a sliding manner, one section of the twist drill body 4, which is positioned in the installation block 3, is provided with thread grooves 5 at equal intervals, and the side surface of the installation block 3 is provided with a fixing bolt 6, the fixing bolt 6 penetrates through the mounting block 3, the fixing bolt 6 is connected with the mounting block 3 in a sliding mode, the fixing bolt 6 is in threaded connection with the threaded groove 5, the fixing bolt 6 is in threaded connection with different threaded grooves 5 through the arrangement of the threaded groove 5 and the fixing bolt 6, the twist drill body 4 can be fixed at different positions to meet the drilling requirements of different depths, one end, far away from the mounting block 3, of the twist drill body 4 is fixedly connected with a drill bit 7, the drill bit 7 is made of diamond, the drill bit 7 is designed to be a standard apex angle with the tip end being 140 degrees, the hardness degree of the drill bit 7 is guaranteed through manufacturing of the diamond serving as a raw material, the apex angle of 140 degrees is set to take the strength and the sharpness degree of the whole drill bit 7 into consideration, the drill bit 7 is not prone to collapse or break, a spiral cutting edge 8 is fixedly wound on one side, close to the drill bit 7, a chip guide groove 9 is formed in the twist drill body 4 and located between the spiral cutting edges 8, evenly seted up louvre 10 on the helical cutting edge 8, through setting up louvre 10, can in time arrange the heat that produces in the course of working in the air of loosing, avoid the too high damage that causes of helical cutting edge 8 during operation temperature, influence drilling effect, one side that the inside of fluted drill body 4 is close to drill bit 7 is inlayed and is equipped with and inhales sound cotton 11, inhale sound cotton 11 through setting up, can absorb the noise reduction that produces in the course of working, avoid causing noise pollution, guarantee operational environment's comfort, hoisting device's practicality.

When using, loosening fixing bolt 6, the degree of depth regulation fluted drill body 4 that punches as required stretches out the length of installation piece 3, adjusts the completion back and screws fixing bolt 6 and fix, passes through 2 fixed mounting of drillstock with this device on the lathe, through the whole rotations of lathe drive arrangement to carry out drilling work.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims (5)

1. The utility model provides a good high life alloy twist drill of wear resistance, includes base (1), its characterized in that: the drill bit comprises a base (1), one side fixedly connected with drill handle (2) of the base (1), the opposite side fixedly connected with installation block (3) of the base (1), one side of the installation block (3) away from the base (1) is provided with a mounting groove, a twist drill body (4) is slidably connected in the mounting groove on the installation block (3), one end fixedly connected with drill bit (7) of the installation block (3) is kept away from the twist drill body (4), the twist drill body (4) is close to one side of the drill bit (7) and is fixedly wound with a spiral cutting edge (8), a chip guide groove (9) is formed between the spiral cutting edges (8) in the twist drill body (4), and heat dissipation holes (10) are uniformly formed in the spiral cutting edge (8).

2. The alloy twist drill bit with good wear resistance and long service life according to claim 1, wherein: the drill handle (2) is arranged in a conical shape, and the conical degree of the drill handle (2) is Morse conical degree.

3. The alloy twist drill bit with good wear resistance and long service life according to claim 2, wherein: screw thread groove (5) have been seted up to one section equidistant that fluted drill body (4) are located installation piece (3), the side of installation piece (3) is provided with fixing bolt (6), fixing bolt (6) run through installation piece (3), just fixing bolt (6) and installation piece (3) sliding connection, fixing bolt (6) threaded connection is in screw thread groove (5).

4. The alloy twist drill bit with good wear resistance and long service life according to claim 3, wherein: the drill bit (7) is made of diamond, and the drill bit (7) is designed to have a tip with a standard apex angle of 140 degrees.

5. The alloy twist drill bit with good wear resistance and long service life according to claim 1, wherein: one side of the interior of the twist drill body (4) close to the drill bit (7) is embedded with sound-absorbing cotton (11).

Images