CN212927725U

CN212927725U - Novel drill bit for power engineering machinery

Info

Publication number: CN212927725U
Application number: CN202021197082.0U
Authority: CN
Inventors: 刘汝旦; 马理强; 娄晓静; 王志勋
Original assignee: North University of China
Current assignee: North University of China
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-09
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a novel drill bit for power engineering machinery, which belongs to the field of mechanical parts and comprises a drill body, wherein the top of the drill body is fixedly connected with a plurality of drill points, the surface of each drill point is provided with a drill groove A, the surface of the drill body is provided with a drill groove B, the interior of the drill groove B is provided with a through hole A, the top of the drill body is provided with a through hole B, the surface of the drill body is provided with a through hole D, the bottom of the drill body is provided with an external thread A, the whole drilling force is improved through the plurality of drill points fixedly connected with the top of the drill body, the drilling efficiency of the tip end of the drill body is improved through the drill groove A arranged on the surface of the drill body, namely, the drilling efficiency of the surface of the drill body is improved through the two drill grooves B arranged on the surface of the drill body, the mechanical power during drilling is improved through the through hole A arranged in the drill groove B, the whole light weight, increasing chip removal efficiency.

Description

Novel drill bit for power engineering machinery

Technical Field

The utility model relates to a machine part field especially relates to a novel drill bit that power engineering machine tool used.

Background

During drilling, the drill bit is the primary tool for breaking rock and the borehole is formed by the drill bit breaking rock. The length of time a wellbore can take to form is related to the degree of mutual matching between the drill bit and the formation, in addition to the characteristics of the rock of the formation being drilled and the properties of the drill bit itself. The reasonable selection of the drill bit plays an important role in improving the drilling speed and reducing the comprehensive drilling cost

Patent number a high efficiency mechanical drill for exploration mining characterized by: the high-efficiency mechanical drill bit for exploration and exploitation comprises a tooth head and a gear ring; wherein: the tooth heads arranged on the gear ring are not worth of according to the spiral shape, the tooth heads arranged according to the spiral shape can be equidistant or unequal, and the tooth heads arranged according to the spiral shape on different gear rings can be provided with inserted tooth drill bits or steel tooth drill bits. The invention has the advantages that: the high-efficiency mechanical drill bit for exploration and mining can improve the coverage rate of grinding of the cutting teeth, can repeatedly crush, improves the rock breaking efficiency, and has high drill bit strength.

However, there are some problems in the use of the existing rice mill, 1, the whole power measure of the drill bit for the engineering machinery on the market is low, so that the whole efficacy of the drill bit is reduced, the working efficiency of the drill bit is low, and 2, the fixed connectivity of the drill bit for the engineering machinery on the market is not perfect, and the safety of the drill bit is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel drill bit for power engineering machinery, which aims to adopt a splicing structure, a vertical column is fixedly connected with the bottom of a drill body through the bottom of the drill body, a cavity is arranged inside the vertical column, transverse blocks are fixedly connected with the periphery inside the cavity, through holes C are arranged on two sides of the vertical column and are connected with external threads B in a matching way, the external threads B are arranged on the surface of a bolt, the surface of the vertical column is coated with a wear-resistant coating, the wear-resistant coating is made of tungsten carbide, namely the bottom of the drill body is fixedly connected with the vertical column, the cavity is arranged inside the vertical column, the transverse blocks fixedly connected with the periphery inside the cavity are connected with an externally connected structure, the fixity and a supporting point are increased, the wear-resistant coating made of carbide is coated on the surface of the vertical column, the connection of other external structures is improved, the fixing activity is increased, the safety is integrally improved, the, therefore, the drill bit for the engineering machinery has perfect fixed connection performance and improved safety.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of novel drill bit that power engineering machine tool used, including boring the body, bore a plurality of drill points of body top fixedly connected with, drill groove A has been seted up on the drill point surface, it has seted up drill groove B to bore the body surface, drill groove B is inside to have seted up through-hole A, it has seted up through-hole B to bore the body top, bore the body surface and seted up through-hole D, bore the body bottom and seted up external screw thread A.

Optionally, the bottom of the drill body is fixedly connected with a stand column, and a cavity is formed in the stand column.

Optionally, the cavity is fixedly connected with cross blocks around the inside, and through holes C are formed in two sides of the stand column.

Optionally, the through hole C is connected with an external thread B in a matching manner, and the external thread B is arranged on the surface of the bolt.

Optionally, the surface of the upright post is coated with a wear-resistant coating.

Optionally, the wear resistant coating is made of tungsten carbide.

The utility model has the advantages as follows:

the utility model provides a novel drill bit for power engineering machinery; 1. the drill body is fixedly connected with a plurality of drill points through the top of the drill body, the surface of each drill point is provided with a drill groove A, the surface of the drill body is provided with a drill groove B, the interior of the drill groove B is provided with a through hole A, the top of the drill body is provided with a through hole B, the surface of the drill body is provided with a through hole D, the bottom of the drill body is provided with an external thread A, namely the whole drilling force is improved through the drill points fixedly connected with the top of the drill body, the drilling efficiency of the tip end of the drill body is improved through the drill grooves A arranged on the surface of the drill body, namely the drilling efficiency of the surface of the drill body is improved through the two drill grooves B arranged on the surface of the drill body, the mechanical power during drilling is improved through the through holes A arranged in the drill grooves B, the whole weight of the drill body is increased, the chips entering the through holes B arranged on the top of the drill body are eliminated, the chip eliminating efficiency is improved, the connectivity of the drill body and the external, therefore, the whole power measure of the drill bit is higher, the whole effect of the drill bit is improved, and the working efficiency of the drill bit is higher.

2. The drill bit is characterized in that a stand column is fixedly connected to the bottom of the drill body, a cavity is formed in the stand column, cross blocks are fixedly connected to the periphery of the interior of the cavity, through holes C are formed in two sides of the stand column and are connected with external threads B in a matched mode, the external threads B are formed in the surface of a bolt, a wear-resistant coating is coated on the surface of the stand column and is made of tungsten carbide, namely the stand column is fixedly connected to the bottom of the drill body, the cavity is formed in the stand column, the cross blocks fixedly connected to the periphery of the interior of the cavity are connected with an external connection structure, fixity and supporting points are increased, the through holes C formed in two sides of the stand column are connected with the external threads B formed in the surface of the bolt, the connectivity of other external connection structures is improved, the fixing flexibility is increased, the safety is integrally improved, the wear-resistant coating made, the safety of the method is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a novel drill for a power engineering machine according to an embodiment of the present invention;

fig. 2 is a schematic view of a bolt structure of a novel drill for power engineering machinery according to an embodiment of the present invention;

fig. 3 is a schematic view of a cavity structure of a novel drill for a power engineering machine according to an embodiment of the present invention.

In the figure: 1. a drill body; 2. drilling a tip; 3. drilling a groove A; 4. drilling a groove B; 5. a through hole A; 6. a through hole B; 7. an external thread A; 8. a column; 9. a through hole C; 10. a bolt; 11. a transverse block; 12. a through hole D; 801. a cavity; 802. a wear-resistant coating; 1001. and (4) external threads B.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A novel drill for a power construction machine according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a pair of novel drill bit that power engineering machine tool used, including boring body 1, bore a plurality of drill points 2 of 1 top fixedly connected with of body, drill slot A3 has been seted up on 2 surfaces of drill point, drill slot B4 has been seted up on 1 surface of the boring body, through-hole A5 has been seted up to drill slot B4 inside, through-hole B6 has been seted up at 1 top of the boring body, through-hole D12 has been seted up on 1 surface of the boring body, external screw thread A7 has been seted up to 1 bottom of the boring body.

Illustratively, the drilling force of the whole drill body 1 is improved by a plurality of drill points 2 fixedly connected with the top of the drill body 1, the drilling efficiency of the tip of the drill body is improved by a drilling groove A3 formed in the surface of the drill point 2, namely, the drilling efficiency of the surface of the drill body 1 is improved by two drilling grooves B4 formed in the surface of the drill body 1, the mechanical power during drilling is improved by a through hole A5 formed in a drilling groove B4, the whole weight of the drill body is increased, chips entering the through hole B6 formed in the top of the drill body 1 are removed, the chip removing efficiency is increased, the connectivity between the drill body 1 and an external structure is improved by a through hole D12 formed in the surface of the drill body 1, namely, the external thread A7 formed in the bottom of the drill body 1 also continuously improves the connectivity with the external connection, so that the power measure of the whole drill bit is high, the whole efficacy of the drill bit is improved, and the working efficiency of.

Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a novel drill bit that power engineering machine used, drill 1 bottom fixedly connected with stand 8 of the body, the inside cavity 801 that has seted up of stand 8, the inside fixedly connected with horizontal bar 11 all around of cavity 801, through-hole C9 has been seted up to stand 8 both sides, through-hole C9 cooperation is connected with external screw thread B1001, external screw thread B1001 sets up on bolt 10 surface, the surface coating of stand 8 has wear-resistant coating 802, wear-resistant coating 802 is made by tungsten carbide.

The example, the inside horizontal piece 11 of fixed connection all around of cavity 801 that sets up through stand 8 is connected with external connection's structure, increase fixity and strong point, and it is connected through the external screw thread B1001 that the through-hole C9 and the bolt 10 surface of 8 both sides were seted up, the connectivity of all the other external structures has then been improved, increase fixed flexibility ratio, the security has wholly been improved, the wear-resistant coating 802 that the carbide was made through 8 surface coating of stand increases its holistic life, thereby its fixed connection of drill bit for engineering machine tool is comparatively perfect, make its security improve to some extent.

When in use, a worker improves the whole drilling force through a plurality of drill points 2 fixedly connected with the top of the drill body 1, improves the drilling efficiency of the tips of the drill points through the drill grooves A3 formed on the surface of the drill points 2, namely improves the drilling efficiency on the surface of the drill body 1 through two drill grooves B4 formed on the surface of the drill body 1, improves the mechanical power during drilling through the through holes A5 formed in the drill grooves B4, increases the whole light weight of the drill body, removes chips entering through the through holes B6 formed on the top of the drill body 1, increases the chip removal efficiency, improves the connectivity between the drill body 1 and an external structure through the through holes D12 formed on the surface of the drill body 1, namely, the external threads A7 formed at the bottom of the drill body 1 also continuously improve the connectivity with the external part, so that the whole power measure of the drill bit is higher, the whole efficacy of the drill bit is improved, the working efficiency of the drill bit is higher, and the transverse blocks 11 fixedly connected with the external structure through the periphery inside 801 formed by the upright columns 8 are connected with the, increase fixity and strong point, and its external screw thread B1001 who offers through-hole C9 that 8 both sides were seted up through the stand is connected with the external screw thread B1001 that bolt 10 surface was seted up, then improved the connectivity of all the other external structures, increase fixed flexibility ratio, the security has wholly been improved, the wear-resisting coating 802 that the carbide was made through 8 surface coating of stand increases its holistic life, thereby its fixed connection of drill bit that engineering machine tool used is comparatively perfect, make its security improve to some extent, thereby accomplish whole operation flow.

The utility model relates to a novel drill bit for power engineering machinery, which comprises a drill body 1; 2. drilling a tip; 3. drilling a groove A; 4. drilling a groove B; 5. a through hole A; 6. a through hole B; 7. an external thread A; 8. a column; 9. a through hole C; 10. a bolt; 11. a transverse block; 12. a through hole D; 801. a cavity; 802. a wear-resistant coating; 1001. the external thread B, the components are all universal standard parts or components known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a novel drill bit that power engineering machine tool used, includes bores body (1), its characterized in that, bore a plurality of drill points (2) of body (1) top fixedly connected with, drill groove A (3) have been seted up on drill point (2) surface, bore body (1) surface and seted up drill groove B (4), drill groove B (4) inside through-hole A (5) have been seted up, bore body (1) top and seted up through-hole B (6), bore body (1) surface and seted up through-hole D (12), bore body (1) bottom and seted up external screw thread A (7).

2. The novel drill bit for the power engineering machinery is characterized in that a column (8) is fixedly connected to the bottom of the drill body (1), and a cavity (801) is formed in the column (8).

3. The novel drill bit for the power engineering machinery as claimed in claim 2, wherein cross blocks (11) are fixedly connected to the periphery inside the cavity (801), and through holes C (9) are formed in two sides of the upright column (8).

4. The novel drill bit for power engineering machinery as claimed in claim 3, characterized in that the through hole C (9) is connected with an external thread B (1001) in a matching way, and the external thread B (1001) is arranged on the surface of the bolt (10).

5. The new drill bit for power working machines according to claim 2, characterized in that the surface of the pillar (8) is coated with a wear resistant coating (802).

6. A new type of drill bit for power working machines according to claim 5, characterized in that the wear resistant coating (802) is made of tungsten carbide.