CN213888333U

CN213888333U - Drill bit suitable for laminated member hole making

Info

Publication number: CN213888333U
Application number: CN202022940970.3U
Authority: CN
Inventors: 杨红兵; 田鹏
Original assignee: Hefei Arnold Precision Tools Co ltd
Current assignee: Hefei Arnold Precision Tools Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-06
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a drill bit suitable for hole making of laminated components, which comprises a flat tail and a handle part, the left end of the flat tail is provided with a handle part, the flat tail and the handle part are of an integral structure, the front end of the handle part is provided with a chute, the left end of the handle part is provided with a cutting part, the periphery of the outer side of the cutting part is provided with a chip groove, the front end and the rear end of the handle part are respectively provided with a sliding groove, thus, when the drill bit is installed, the drill bit can be mutually inserted and connected with the part to be installed through the sliding groove, thereby achieving the limiting effect, and the surface end of the cutting part is provided with the chisel edge and the main cutting knife, thereby being more convenient in cutting, and a hardened layer is provided, and the hardened layer is made of diamond, so that the hardness of the cutting part can be improved, therefore, the service life of the drill bit can be prolonged, and the phenomenon that the cutting part is abraded under long-time cutting is avoided.

Description

Drill bit suitable for laminated member hole making

Technical Field

The utility model belongs to the technical field of the drill bit processing is relevant, concretely relates to drill bit suitable for stromatolite component system hole.

Background

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, flat drills, center drills, deep hole drills, and trepanning drills. Reamers and reamers are not capable of drilling solid materials, but they are also traditionally classified as drills.

The prior drill bit technology suitable for the hole making of the laminated member has the following problems: when the existing drill bit suitable for drilling the laminated member is used for drilling, the part which is directly contacted with a workpiece to be drilled is subjected to large acting force, and the phenomenon of serious abrasion can occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drill bit suitable for stromatolite component system hole to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drill bit suitable for stromatolite component system hole, includes flat tail and stalk portion, the left end of flat tail is provided with the stalk portion, flat tail and stalk portion formula structure as an organic whole, the stalk portion front end is provided with the spout, the left end of stalk portion is provided with the cutting portion, outside a week of cutting portion is provided with the chip groove.

Preferably, the cutting part includes a main cutting blade, a blade band, a hardened layer and a chisel edge, the upper and lower ends of the main cutting blade are respectively provided with a blade band, the front end surface side of the main cutting blade is provided with a hardened layer, and the left and right ends of the hardened layer are respectively provided with a chisel edge.

Preferably, the handle part is of a cylindrical structure, and the cross-sectional dimension of the end, far away from the flattail, of the handle part is larger than that of the end, close to the flattail, of the handle part.

Preferably, the sliding grooves are arranged in two numbers, and the two sliding grooves are respectively fixed at the front end and the rear end of the handle part.

Preferably, the intersection of the shank portion and the cutting portion is provided with a neck portion.

Compared with the prior art, the utility model provides a drill bit suitable for stromatolite component system hole possesses following beneficial effect:

the utility model discloses in both ends respectively are provided with a spout around the stalk portion, like this when installing this drill bit, can peg graft each other through the spout with the position of treating to install, thereby reach spacing effect, and be provided with chisel edge and main cutting sword at the table end of cutting portion, so can be so that more convenient when the cutting, and be provided with the hard coat, and should add the hard coat and make for the diamond, can improve the hardness of this cutting portion like this, thereby can improve the life of this drill bit, the phenomenon of leading to cutting portion to appear wearing and tearing under long-time cutting has been avoided.

Drawings

Fig. 1 is a front view schematic diagram of a drill suitable for drilling a laminated member according to the present invention;

FIG. 2 is a schematic view of the left side of the cutting portion of the present invention;

in the figure: 1. a cutting portion; 11. a main cutting blade; 12. a knife belt; 13. hardening the layer; 14. a chisel edge; 2. a chip groove; 3. a handle; 4. a chute; 5. flat tail.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-2, the present invention provides a technical solution: a drill bit suitable for laminated component hole making comprises a flat tail 5 and a handle part 3, wherein the left end of the flat tail 5 is provided with the handle part 3, the flat tail 5 and the handle part 3 are of an integral structure, the front end of the handle part 3 is provided with two sliding grooves 4, the two sliding grooves 4 are respectively fixed at the front end and the rear end of the handle part 3, the left end of the handle part 3 is provided with a cutting part 1, the handle part 3 is of a cylindrical structure, the intersection of the handle part 3 and the cutting part 1 is provided with a neck part, the handle part 3 can be better connected with the cutting part 1 through the arrangement of the neck part, the cross section size of one end of the handle part 3 far away from the flat tail 5 is larger than that of one end close to the flat tail 5, the cutting part 1 comprises a main cutting knife 11, knife bands 12, a hardening layer 13 and a cross blade 14, the upper end and the lower end of the main cutting knife 11 are respectively provided with a knife band 12, the front end surface side of the main cutting knife 11 is provided with the hardening layer 13, the left end and the right end of the hardened layer 13 are respectively provided with a chisel edge 14, and the periphery of the outer side of the cutting part 1 is provided with a chip groove 2.

The utility model discloses a theory of operation and use flow: when the drill bit is used, the power supply of the drilling mechanism is disconnected, then gloves are worn by two hands, the gourd mouth in the drilling mechanism is pinched by the hands, the hole position for holding the drill bit is exposed by hard rotation, the drill bit to be installed is taken out, the flat tail 5 in the drill bit is placed on the hole position exposed at the front end of the drilling mechanism, the drill bit can be tightly fixed through the sliding grooves 4 at the two ends, the drill bit is clamped by clockwise rotation of the hands, the depth position for clamping the drill bit to enter the hole position is adjusted, the drill bit is locked by clockwise screwing of a special key, then the power cord plug of the drilling mechanism is plugged, whether the drill bit of the electric hand drill is installed stably or not is observed in idle running for two seconds, so that the installation of the drill bit is completed, then, the drilling mechanism drives the drill bit to move towards the direction close to a workpiece, and the drill bit is contacted with the workpiece under the rotation of the drill bit, the cutting part 1 and the workpiece are brought into contact with each other so that cutting is performed, chips generated after the cutting are discharged through the chip grooves 2, and the hardened layer 13 is provided inside the cutting part 1, and the hardened layer 13 is made of diamond, so that the service life of the cutting part 1 can be improved, thus completing the use of the device.

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. A drill bit suitable for laminated member hole making comprises a flat tail (5) and a handle part (3), and is characterized in that: the left end of platode tail (5) is provided with stalk portion (3), platode tail (5) and stalk portion (3) formula structure as an organic whole, stalk portion (3) front end is provided with spout (4), the left end of stalk portion (3) is provided with cutting portion (1), outside a week of cutting portion (1) is provided with chip groove (2).

2. A drill bit adapted for use in making holes in a laminate structure according to claim 1, wherein: the cutting part (1) comprises a main cutting knife (11), a knife strip (12), a hardening layer (13) and a cross blade (14), wherein the upper end and the lower end of the main cutting knife (11) are respectively provided with the knife strip (12), the front end surface side of the main cutting knife (11) is provided with the hardening layer (13), and the left end and the right end of the hardening layer (13) are respectively provided with the cross blade (14).

3. A drill bit adapted for use in making holes in a laminate structure according to claim 1, wherein: the handle part (3) is of a cylinder structure, and the cross-sectional dimension of one end, far away from the flat tail (5), of the handle part (3) is larger than that of one end, close to the flat tail (5).

4. A drill bit adapted for use in making holes in a laminate structure according to claim 1, wherein: the handle is characterized in that the number of the sliding grooves (4) is two, and the two sliding grooves (4) are respectively fixed at the front end and the rear end of the handle part (3).

5. A drill bit adapted for use in making holes in a laminate structure according to claim 1, wherein: the handle part (3) and the cutting part (1) are provided with a neck part at the intersection.