CN214977974U

CN214977974U - High-speed steel stepped drill capable of machining multiple apertures

Info

Publication number: CN214977974U
Application number: CN202120150971.XU
Authority: CN
Inventors: 徐增荣
Original assignee: Yangzhou Feiling Tools Co ltd
Current assignee: Yangzhou Feiling Tools Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-12-03
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a high-speed steel ladder drill bit of workable multiple aperture relates to hole drill bit technical field, for solving current hole drill bit, can only process the unanimous hole of bore, can not change the problem of drill bit size at will. High-speed motor is installed to the upper end of swivel spindle disk, and high-speed motor is provided with two, the connecting axle is installed to the upper end of swivel spindle disk, the surface mounting of connecting axle has rotatory screw thread, and just rotatory screw thread is provided with a plurality of, heavy-calibre hole drill bit base is installed to one side of swivel spindle disk lower extreme, the column spinner is installed to the lower extreme of heavy-calibre hole drill bit base, and the column spinner is provided with two, unable adjustment base is installed to the lower extreme of column spinner, and unable adjustment base is provided with two.

Description

High-speed steel stepped drill capable of machining multiple apertures

Technical Field

The utility model relates to a hole drill bit technical field specifically is a high-speed steel ladder drill bit in workable multiple aperture.

Background

Drills (Drills) are tools used to drill through or blind holes in solid materials and to ream existing holes. The conventional drills mainly include twist drills, flat drills, center drills, deep hole drills, and trepanning drills, and reamer drills and countersinks are not capable of drilling holes in solid materials, but are also conventionally classified as drills, and the drill (zu a nt xi u) 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. Although reamers and reamers cannot drill holes in solid materials, they are also customarily classified as drills, and during pit digging, the drill rotates along with the vertical shaft and moves axially. The soil is cut under the action of torque and axial force of the drill bit, loosened under the action of extrusion and centrifugal force of the working blades, pressed to the pit wall by formed soil flow, and lifted to the ground along the page. When the soil flow moves to the position without pit wall blocking, the broken soil is thrown to the periphery of the pit due to the centrifugal force, and the pit digging process is completed.

However, the existing hole drill bit can only process holes with consistent calibers, and the size of the drill bit cannot be changed randomly; therefore, the existing requirements are not met, and a high-speed steel stepped drill capable of machining multiple hole diameters is provided for the high-speed steel stepped drill.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed steel ladder drill bit in workable multiple aperture to solve the current hole drill bit that proposes in the above-mentioned background art, can only process the unanimous hole of bore, can not change the problem of drill bit size at will.

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed steel stepped drill capable of processing multiple apertures comprises a rotary shaft disc, wherein the upper end of the rotary shaft disc is provided with two high-speed motors, the upper end of the rotary shaft disc is provided with a connecting shaft, the outer surface of the connecting shaft is provided with two rotary threads, one side of the lower end of the rotary shaft disc is provided with a large-aperture hole drill base, the lower end of the large-aperture hole drill base is provided with two rotary columns, the lower end of each rotary column is provided with a fixed base, the fixed base is provided with two rotary threads, the two sides of the upper end of the fixed base are provided with four hexagon nuts, the lower end of the fixed base is provided with a large-aperture hole drill, the outer surface of the large-aperture hole drill is provided with all chip grooves, and the chip grooves are provided with a plurality of chip grooves, small-bore hole drill bit base is installed to one side of swivel spindle dish lower extreme, the column spinner is installed to the lower extreme of small-bore hole drill bit base, unable adjustment base is installed to the lower extreme of column spinner, hexagon nut is installed to the both sides of unable adjustment base upper end, small-bore hole drill bit is installed to unable adjustment base's lower extreme, the label is installed to the upper end of swivel spindle dish, and the label is provided with four.

Preferably, the lower end of the hexagonal nut is provided with four connecting columns, and the connecting columns are fixedly connected with the hexagonal nut.

Preferably, the lower end of the connecting column is provided with an auxiliary drill base, the lower end of the auxiliary drill base is provided with two auxiliary drills, and the number of the auxiliary drills is two.

Preferably, reverse latch is installed to the upper end of swivel spindle disk, and reverse latch and swivel spindle disk fixed connection.

Preferably, the outer surface of the connecting shaft is provided with a forward latch, and the forward latch is fixedly connected with the connecting shaft.

Preferably, the lower end of the rotating shaft disc is provided with a deep hole drill.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an installed small-bore hole drill bit and heavy-calibre hole drill bit at the lower extreme of swivel plate to at the internally mounted of two drill bits two not unidimensional drill bits, the use can be switched according to the processing needs of difference to four not unidimensional drill bits that set up, in order to satisfy various work demands.

2. The deep hole drill bit is installed at the lower end of the rotary shaft disc, and the deep hole drill bit can be used for machining a deep hole, so that a machined object of the drill bit is more comprehensive.

Drawings

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

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of a partial structure of a small-bore hole drill of the present invention;

in the figure: 1. a rotating shaft disc; 2. a high-speed motor; 3. rotating the screw thread; 4. a connecting shaft; 5. a small-bore hole drill base; 6. a spin column; 7. a hexagonal nut; 8. a fixed base; 9. a large-caliber hole drill; 10. a chip groove; 11. a small-bore hole drill; 12. a deep hole drill; 13. a label; 14. reverse latch; 15. a positive latch; 16. a secondary drill bit; 17. connecting columns; 18. a sub-bit base; 19. a large-caliber hole drill base.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a high-speed steel stepped drill capable of processing various apertures comprises a rotary shaft disc 1, wherein the upper end of the rotary shaft disc 1 is provided with two high-speed motors 2, the upper end of the rotary shaft disc 1 is provided with a connecting shaft 4, the outer surface of the connecting shaft 4 is provided with a plurality of rotary threads 3, one side of the lower end of the rotary shaft disc 1 is provided with a large-aperture hole drill base 19, the lower end of the large-aperture hole drill base 19 is provided with two rotary columns 6, the lower end of each rotary column 6 is provided with a fixed base 8, the fixed bases 8 are provided with two rotary threads, the two sides of the upper end of each fixed base 8 are provided with a hexagonal nut 7, the hexagonal nuts 7 are provided with four rotary columns, the lower end of each fixed base 8 is provided with a large-aperture hole drill 9, and the outer surface of each large-aperture drill bit 9 is provided with all chip grooves 10, and chip groove 10 is provided with a plurality of, and small-bore hole drill bit base 5 is installed to one side of the 1 lower extreme of rotating shaft dish, and column spinner 6 is installed to the lower extreme of small-bore hole drill bit base 5, and unable adjustment base 8 is installed to the lower extreme of column spinner 6, and hexagon nut 7 is installed to the both sides of unable adjustment base 8 upper end, and small-bore hole drill bit 11 is installed to the lower extreme of unable adjustment base 8, and label 13 is installed to the upper end of rotating shaft dish 1, and label 13 is provided with four.

Further, spliced pole 17 is installed to the lower extreme of hexagon nut 7, spliced pole 17 and hexagon nut 7 fixed connection, and spliced pole 17 is provided with four, and fixed connection's connected mode can make spliced pole 17 more firm with being connected of hexagon nut 7.

Further, the auxiliary drill bit base 18 is installed to the lower extreme of spliced pole 17, and auxiliary drill bit 16 is installed to the lower extreme of auxiliary drill bit base 18, and auxiliary drill bit 16 is provided with two, and the setting up of auxiliary drill bit 16 can make the workman rely on selecting suitable drill bit according to the size in aperture when meetting the hole in different apertures in the work to satisfy various different processing holes.

Further, reverse latch 14 is installed to the upper end of rotating shaft dish 1, and reverse latch 14 and rotating shaft dish 1 fixed connection, and fixed connection's connected mode can make reverse latch 14 more firm with rotating shaft dish 1's connection.

Further, the surface mounting of connecting axle 4 has forward latch 15, and forward latch 15 and connecting axle 4 fixed connection, and fixed connection's connected mode can make forward latch 15 more firm with being connected of connecting axle 4.

Further, the deep hole drill bit 12 is installed to the lower extreme of swivel 1, and the deeper hole of depth can be processed in the setting of deep hole drill bit 12, makes the machined object of drill bit more comprehensive.

The working principle is as follows: during the use, install connecting axle 4 on the electric drill handle, select suitable drill bit according to the machining dimension of difference, open high-speed motor 2 again and just can begin to process, chip groove 10 can discharge the piece that produces in the course of working, 1 lower extreme of swivel spindle disk has installed small-bore hole drill bit 11 and heavy-calibre hole drill bit 9 to at the internally mounted of two drill bits two not unidimensional drill bits, the four not unidimensional drill bits that set up can be according to the processing needs of difference and switch over the use, satisfy various work demands.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-speed steel ladder drill bit of workable multiple aperture, includes swivel spindle disk (1), its characterized in that: the drilling machine is characterized in that a high-speed motor (2) is installed at the upper end of the rotating shaft disc (1), two high-speed motors (2) are arranged, a connecting shaft (4) is installed at the upper end of the rotating shaft disc (1), rotating threads (3) are installed on the outer surface of the connecting shaft (4), a plurality of rotating threads (3) are arranged, a large-caliber hole drill bit base (19) is installed on one side of the lower end of the rotating shaft disc (1), a rotating column (6) is installed at the lower end of the large-caliber hole drill bit base (19), two rotating columns (6) are arranged, a fixed base (8) is installed at the lower end of each rotating column (6), two fixed bases (8) are arranged, hexagon nuts (7) are installed on two sides of the upper end of each fixed base (8), four hexagon nuts (7) are arranged, and a large-caliber hole drill bit (9) is installed at the lower end of each fixed base (8), all chip grooves (10) of surface mounting of heavy-calibre hole drill bit (9), and chip grooves (10) are provided with a plurality of, small-bore hole drill bit base (5) are installed to one side of swivel spindle dish (1) lower extreme, column spinner (6) are installed to the lower extreme of small-bore hole drill bit base (5), unable adjustment base (8) are installed to the lower extreme of column spinner (6), hexagon nut (7) are installed to the both sides of unable adjustment base (8) upper end, small-bore hole drill bit (11) are installed to the lower extreme of unable adjustment base (8), label (13) are installed to the upper end of swivel spindle dish (1), and label (13) are provided with four.

2. The high-speed steel stepped drill capable of machining multiple bore diameters according to claim 1, wherein: spliced pole (17) are installed to the lower extreme of hexagon nut (7), spliced pole (17) and hexagon nut (7) fixed connection, and spliced pole (17) are provided with four.

3. The high-speed steel stepped drill capable of machining multiple bore diameters according to claim 2, wherein: the drill bit is characterized in that an auxiliary drill bit base (18) is installed at the lower end of the connecting column (17), an auxiliary drill bit (16) is installed at the lower end of the auxiliary drill bit base (18), and the number of the auxiliary drill bits (16) is two.

4. The high-speed steel stepped drill capable of machining multiple bore diameters according to claim 1, wherein: reverse latch (14) are installed to the upper end of rotating shaft dish (1), and reverse latch (14) and rotating shaft dish (1) fixed connection.

5. The high-speed steel stepped drill capable of machining multiple bore diameters according to claim 1, wherein: the outer surface of the connecting shaft (4) is provided with a forward latch (15), and the forward latch (15) is fixedly connected with the connecting shaft (4).

6. The high-speed steel stepped drill capable of machining multiple bore diameters according to claim 1, wherein: the lower end of the rotating shaft disc (1) is provided with a deep hole drill bit (12).