CN215824338U

CN215824338U - Hard alloy drill bit cutter

Info

Publication number: CN215824338U
Application number: CN202122337684.2U
Authority: CN
Inventors: 曹晔
Original assignee: Changzhou Hairun Precision Tool Technology Co ltd
Current assignee: Changzhou Hairun Precision Tool Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-02-15
Anticipated expiration: 2031-09-26

Abstract

The utility model provides a hard alloy drill bit cutter, which belongs to the technical field of alloy cutter equipment and comprises a cutter head, fixing holes, fixing blocks, a drill rod and a drill groove, wherein the fixing holes are respectively formed in four corners below the cutter head and are fixedly connected with the cutter head in an embedded mode, the fixing blocks are arranged below the cutter head and are fixedly connected with the cutter head, a fixing groove is formed in the middle of each fixing block and is fixedly connected with the fixing blocks in a penetrating mode, the drill rod is arranged above the cutter head and is fixedly connected with the cutter head, and the drill groove is formed in the outer side of the drill rod. The firmness of the existing hard alloy drill bit cutter is improved, the hard alloy drill bit cutter is prevented from being clamped into an object at the working process and cannot be taken out, the hard alloy drill bit cutter is not easy to fall off from the cutter, and the actual using effect of the hard alloy drill bit cutter is better.

Description

Hard alloy drill bit cutter

Technical Field

The utility model relates to the technical field of alloy cutter equipment, in particular to a hard alloy drill bit cutter.

Background

A hard alloy drill bit is equipment for drilling engineering, the hard alloy drill bit is used for crushing rocks by impact load generated by bit pressure and self rotation, and the hard alloy drill bit is divided into four types: solid carbide bits, carbide indexable insert bits, welded carbide bits, and indexable carbide crown bits. Each type of drill bit has the benefit of being tailored to specific machining preconditions; the existing hard alloy drill bit tool is poor in firmness, can be easily clamped into an object during working and cannot be taken out, and can easily fall off from the tool, so that the actual using effect of the hard alloy drill bit tool is poor, and therefore the hard alloy drill bit tool is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a hard alloy drill bit cutter which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a carbide drill bit cutter, includes tool bit, fixed orifices, fixed block, drilling rod and boring groove, the below four corners of tool bit is equipped with the fixed orifices respectively, and the fixed orifices all inlays fixed connection with the tool bit, the below of tool bit is equipped with the fixed block, and fixed block and tool bit fixed connection, the centre of fixed block is equipped with the fixed slot, and fixed slot and fixed block run through fixed connection, and the top of tool bit is equipped with the drilling rod, and drilling rod and tool bit fixed connection, the outside of drilling rod is equipped with the boring groove.

In the above scheme, preferably, the drill bit is vertically and fixedly connected above the drill rod, and the slotted drill is fixedly connected above the drill bit in an equidistant surrounding manner.

In the above scheme, it is preferred, the equidistance is equipped with the chip groove between the grooving drill on the drill bit, and the chip groove is the fluted type and runs through the setting to the drill bit center.

In the above scheme, preferably, the fixing holes surround the outer side of the cutter head at equal intervals, and the fixing holes are recessed into the cutter head.

In the above scheme, it is preferred that the fixed slot on the fixed block is the setting of polygon recess, and the fixed block is the vertical fixation setting with the tool bit.

In the above scheme, preferably, the drilling grooves surround the outer side of the drill rod at equal intervals, and the drilling grooves are arranged in a groove-shaped surrounding manner.

Compared with the prior art, the utility model has the following beneficial effects: through the improvement of the structure and the arrangement and installation of the fixing holes, the fixing blocks, the fixing grooves and the like, because the fixing holes are equidistantly surrounded on the outer side of the cutter head, the fixing grooves on the fixing blocks are arranged in a polygonal groove shape, the cutter head and the cutter are clamped and fixed through the fixing holes, and are embedded into the cutter through the fixing blocks and the fixing grooves, the clamping is carried out and power is provided during the operation, and the like, thereby improving the firmness of the existing hard alloy drill bit cutter, avoiding the phenomenon that the cutter bit can not be taken out when being clamped into an object during the operation and is not easy to fall off from the cutter, and further leading the practical use effect of the hard alloy drill bit cutter to be better,

drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

Fig. 2 is a partial structural view of the fixing block according to the present invention.

Fig. 3 is a partial structure diagram of the cutter head of the utility model.

Fig. 4 is a partial structural schematic view of the slotting drill of the present invention.

In FIGS. 1-4: 1. a cutter head; 2. a fixing hole; 3. a fixed block; 301. fixing grooves; 4. a drill stem; 5. drilling a groove; 6. a drill bit; 7. slotting drill; 701. a chip groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a carbide drill bit cutter comprises a tool bit 1, fixing holes 2, fixing blocks 3, drill rods 4 and drill grooves 5, wherein the fixing holes 2 are respectively arranged at four corners of the lower portion of the tool bit 1, the fixing holes 2 are fixedly connected with the tool bit 1 in an embedded mode, the fixing blocks 3 are arranged below the tool bit 1, the fixing blocks 3 are fixedly connected with the tool bit 1, a fixing groove 301 is formed in the middle of each fixing block 3, the fixing groove 301 and the fixing block 3 penetrate through the fixing connection, the drill rods 4 are arranged above the tool bit 1, the drill rods 4 are fixedly connected with the tool bit 1, and the drill grooves 5 are arranged on the outer sides of the drill rods 4.

In the embodiment, a drill bit 6 is vertically and fixedly connected above the drill rod 4, and slotted drills 7 are fixedly connected above the drill bit 6 in an equidistant surrounding manner;

the flutes 701 are arranged between the slotting drills 7 on the drill bit 6 at equal intervals, and the flutes 701 are arranged in a groove shape and penetrate towards the center of the drill bit 6;

specifically, through this kind of setting, the drill bit 6 through on the drilling rod 4 operates and fluting to bore into the object through fluting 7, secondly discharge the piece through chip groove 701, and then improved work efficiency.

In the embodiment, the fixing holes 2 are equidistantly surrounded on the outer side of the cutter head 1, and the fixing holes 2 are arranged in a concave manner towards the cutter head 1;

the fixing groove 301 on the fixing block 3 is a polygonal groove, and the fixing block 3 and the tool bit 1 are vertically and fixedly arranged;

specifically, through this kind of setting, it is fixed to carry out the block through fixed orifices 2 to tool bit 1 and cutter to imbed through fixed block 3 and fixed slot 301 and cutter, carry out the block and provide power when the function, and then improved the fastness and the stability of equipment.

In the embodiment, the drilling grooves 5 are equidistantly surrounded on the outer side of the drill rod 4, and the drilling grooves 5 are arranged in a groove shape in a surrounding manner;

in particular, with this arrangement, the drill rod 4 is powered by the cutter head 1 and the fluted chips are discharged through the drill flutes 5, providing stability during drilling.

It should be noted that, the present invention is a cemented carbide drill tool, which firstly checks the stability of the equipment, and after the equipment is determined to be intact, the tool bit 1 and the tool are firstly installed, the tool bit 1 and the tool are fastened and fixed through the fixing hole 2, and are embedded into the tool through the fixing block 3 and the fixing groove 301, and are fastened and provide power during operation, and the drill bit 6 on the drill rod 4 is operated to perform slotting, and drill an object through the slotting drill 7, and secondly the chips are discharged through the chip discharge groove 701, the tool bit 1 provides power for the drill rod 4, and the slotted chips are discharged through the drill groove 5, so that the practical use effect of the cemented carbide drill tool is improved.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a carbide drill bit cutter, includes tool bit (1), fixed orifices (2), fixed block (3), drilling rod (4) and bores groove (5), its characterized in that, the below four corners of tool bit (1) is equipped with fixed orifices (2) respectively, and fixed orifices (2) all inlay fixed connection with tool bit (1), the below of tool bit (1) is equipped with fixed block (3), and fixed block (3) and tool bit (1) fixed connection, the centre of fixed block (3) is equipped with fixed slot (301), and fixed slot (301) and fixed block (3) run through fixed connection, and the top of tool bit (1) is equipped with drilling rod (4), and drilling rod (4) and tool bit (1) fixed connection, the outside of drilling rod (4) is equipped with bores groove (5).

2. A cemented carbide drill tool according to claim 1, characterized in that the drill bit (6) is fixedly connected vertically above the drill rod (4) and that the fluted drill (7) is fixedly connected equidistantly and circumferentially above the drill bit (6).

3. The carbide drill bit tool as claimed in claim 2, characterized in that the flutes (701) are equally spaced between the fluted drills (7) on the drill bit (6), and the flutes (701) are arranged in a fluted manner through the center of the drill bit (6).

4. A cemented carbide drill tool according to claim 1, characterized in that the fixation holes (2) are equally spaced around the outside of the cutter head (1) and that the fixation holes (2) are arranged recessed in the cutter head (1).

5. The carbide drill bit tool according to claim 1, characterized in that the fixing grooves (301) on the fixing block (3) are polygonal grooves and the fixing block (3) is perpendicular to the tool bit (1).

6. A cemented carbide drill tool according to claim 1, characterized in that the drill flutes (5) are equally spaced around the outside of the drill rod (4) and that the drill flutes (5) are arranged fluted around.