CN213496727U

CN213496727U - Twist drill with hexagonal handle

Info

Publication number: CN213496727U
Application number: CN202022477562.9U
Authority: CN
Inventors: 王延凤
Original assignee: Jiangsu Fengjia Tools Co ltd
Current assignee: Jiangsu Fengjia Tools Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-06-22
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses an assembly hexagonal handle twist drill, including first crown, revolving stage, screw rod and mounting groove, first crown bottom middle part is provided with the turn trough, the welding of first crown bottom both sides has the spliced pole, the spliced pole bottom is provided with crown two, crown two with be provided with between the first crown the revolving stage, be provided with anti-skidding granule on the peripheral lateral wall of revolving stage, revolving stage upper end middle part is provided with the turn head, revolving stage bottom middle part is provided with the screw rod. Has the advantages that: the utility model discloses a first, second, revolving stage, screw rod, turn round, mounting groove and spiral groove of handle's design can realize the convenient dismantlement of drilling rod and change after the drilling rod position wearing and tearing, has avoided holistic scrapping of fluted drill, has saved fluted drill's use cost, and the practicality is good.

Description

Twist drill with hexagonal handle

Technical Field

The utility model relates to a fluted drill technical field, concretely relates to assembly hexagonal handle fluted drill.

Background

Twist drills are tools that drill round holes in a workpiece by rotary cutting thereof about a fixed axis. The flute is spiral and shaped like twist. Twist drills can be used clamped on hand-held drilling tools, both manual and electric, or drilling, milling, turning and even machining centers. The bit material is typically high speed tool steel or cemented carbide.

However, the existing hexagonal-handle twist drill is of an integral structure, so that the drill rod of the twist drill needs to be integrally replaced after being worn, the hexagonal handle which is not worn is not fully utilized, the use cost of the twist drill is increased, and therefore a novel hexagonal-handle twist drill for assembling is urgently needed to solve the existing problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, the present provides an assembly hexagonal handle twist drill, has solved the structure that current hexagonal handle twist drill adopted the integral type more, leads to the twist drill drilling rod to need wholly change the twist drill after wearing and tearing, and then makes the hexagonal handle that does not take place wearing and tearing not obtain make full use of, increases the problem of twist drill use cost.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an assembled hexagonal handle twist drill, which comprises a first handle head, a rotary table, a screw rod and a mounting groove, a rotary groove is arranged in the middle of the bottom end of the crown, connecting columns are welded on two sides of the bottom end of the crown, a second crown is arranged at the bottom end of the connecting column, the rotary table is arranged between the second crown and the first crown, the peripheral side wall of the rotary table is provided with anti-skid particles, the middle part of the upper end of the rotary table is provided with a rotary head, the middle part of the bottom end of the turntable is provided with the screw, a through hole is arranged in the second handle head close to the top end of the screw, the middle part of the two bottom ends of the handle head is provided with the mounting groove, the mounting groove is internally provided with a connector, the connector upper end middle part is provided with the spiral groove, connector bottom middle part is provided with the drilling rod, the button head one the button head two the connector and the mounting groove all adopts regular hexagon structure.

Through adopting above-mentioned technical scheme, the first tang the second tang the revolving stage the screw rod the turn round the mounting groove and the design of spiral groove can the drilling rod position wearing and tearing back is realized the convenient dismantlement of drilling rod is changed, has avoided holistic scrapping of fluted drill, has saved fluted drill's use cost, and the practicality is good.

Furthermore, the rotary groove is formed in the first handle head, and the rotary head is rotatably connected with the rotary groove.

By adopting the technical scheme, the rotary table can normally rotate relative to the first handle head.

Furthermore, the connecting column is welded with the second crown, the rotating head is formed on the rotating table, and the anti-skid particles are formed on the rotating table.

Through adopting above-mentioned technical scheme, the spliced pole can increase the crown one with the stability of being connected between the crown two.

Further, the screw rod with the via hole rotates to be connected, the screw rod runs through the via hole, the screw rod with the revolving stage welding.

Through adopting above-mentioned technical scheme, can realize the convenient dismouting of connector.

Furthermore, the mounting groove is formed in the second handle head, and the mounting groove is connected with the connector in a sliding mode.

Through adopting above-mentioned technical scheme, the mounting groove can be right at the dismouting in-process the connector leads.

Further, the screw rod is screwed with the screw groove, and the drill rod is formed on the connecting head.

By adopting the technical scheme, the drill rod is a main working part of the twist drill.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving the structure that current hexagonal handle twist drill adopted the integral type more, lead to the twist drill drilling rod to need wholly change the twist drill after wearing and tearing, and then make the hexagonal handle that does not take place wearing and tearing can not obtain make full use of, increase twist drill use cost's problem, the utility model discloses a first handle, second handle, revolving stage, screw rod, turn round, the design of mounting groove and spiral groove can realize the convenient dismantlement of drilling rod and change after the wearing and tearing of drilling rod position, have avoided holistic scrapping of twist drill, have saved twist drill's use cost, and the practicality is good.

Drawings

Fig. 1 is a schematic structural view of a hexagonal-shank twist drill according to the present invention;

fig. 2 is a schematic view of the connection relationship between the first handle, the second handle, the rotary table and the connector in the hexagonal-handle twist drill.

The reference numerals are explained below:

1. a first handle head; 2. connecting columns; 3. a second crown; 4. a connector; 5. a drill stem; 6. anti-skid particles; 7. a turntable; 8. turning the head; 9. a screw; 10. mounting grooves; 11. a screw groove; 12. a via hole; 13. and (6) rotating the groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-2, the hexagonal-shank twist drill assembly in the present embodiment includes a first shank 1, a rotary table 7, a screw 9 and a mounting groove 10, wherein a rotary groove 13 is disposed in the middle of the bottom end of the first shank 1, connecting posts 2 are welded to both sides of the bottom end of the first shank 1, a second shank 3 is disposed at the bottom end of the connecting posts 2, the rotary table 7 is disposed between the second shank 3 and the first shank 1, anti-slip particles 6 are disposed on the peripheral side wall of the rotary table 7, a rotary head 8 is disposed in the middle of the upper end of the rotary table 7, the screw 9 is disposed in the middle of the bottom end of the rotary table 7, a through hole 12 is disposed in the second shank 3 near the top end of the screw 9, the mounting groove 10 is disposed in the middle of the bottom end of the second shank 3, a connector 4 is disposed in the mounting groove 10, a screw groove 11 is disposed in the middle of, the design of the first handle 1, the second handle 3, the rotary table 7, the screw rod 9, the rotary head 8, the mounting groove 10 and the screw groove 11 can realize convenient disassembly and replacement of the drill rod 5 after the drill rod 5 is abraded, avoid scrapping the whole twist drill, save the use cost of the twist drill and have good practicability.

As shown in fig. 1-2, in this embodiment, the rotary groove 13 is formed on the first crown 1, the rotary head 8 is rotatably connected to the rotary groove 13, the rotary table 7 can normally rotate relative to the first crown 1, the connection column 2 is welded to the second crown 3, the rotary head 8 is formed on the rotary table 7, the anti-slip particles 6 are formed on the rotary table 7, the connection column 2 can increase the stability of connection between the first crown 1 and the second crown 3, the screw 9 is rotatably connected to the via hole 12, the screw 9 penetrates through the via hole 12, the screw 9 is welded to the rotary table 7, the connector 4 can be conveniently disassembled and assembled, the installation groove 10 is formed on the second crown 3, the installation groove 10 is slidably connected to the connector 4, the installation groove 10 can guide the connector 4 in the disassembling and assembling process, the screw 9 is rotatably connected to the spiral groove 11, the drill rod 5 is formed on the connector 4, and the drill rod 5 is a main working component of the.

The specific implementation process of this embodiment is as follows: before the twist drill is used, firstly, a drill rod 5, a first handle head 1, a second handle head 3 and a rotary table 7 are assembled according to a mode shown in figure 1, then, the twist drill can be drilled only by installing the twist drill on a drilling tool through the hexagonal first handle head 1 and the hexagonal second handle head 3, when the twist drill is needed to be replaced after the drill rod 5 is partially worn, the twist drill can be taken down, the screw rod 9 is rotated by rotating the rotary table 7, the connector 4 can be pushed out from the installation groove 10 under the action of thread rotation after the screw rod 9 is rotated, the worn drill rod 5 and the connector 4 can be replaced, the first handle head 1, the second handle head 3 and the rotary table 7 can be continuously put into use, the integral scrapping of the twist drill is avoided, and the use cost of the twist drill is saved.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides an assembly hexagonal handle twist drill which characterized in that: the anti-skidding type screw rod assembly comprises a first handle (1), a rotary table (7), a screw rod (9) and a mounting groove (10), wherein a rotary groove (13) is arranged in the middle of the bottom end of the first handle (1), connecting columns (2) are welded on two sides of the bottom end of the first handle (1), a second handle (3) is arranged at the bottom end of the connecting columns (2), the rotary table (7) is arranged between the second handle (3) and the first handle (1), anti-skidding particles (6) are arranged on the peripheral side wall of the rotary table (7), a rotary head (8) is arranged in the middle of the upper end of the rotary table (7), the screw rod (9) is arranged in the middle of the bottom end of the rotary table (7), a through hole (12) is arranged in the second handle (3) close to the top end of the screw rod (9), the mounting groove (10) is arranged in the, connector (4) upper end middle part is provided with spiral groove (11), connector (4) bottom middle part is provided with drilling rod (5), handle first (1) handle second (3) connector (4) and mounting groove (10) all adopt regular hexagon structure.

2. The assembled hexagonal-shank twist drill according to claim 1, wherein: the rotary groove (13) is formed in the handle head I (1), and the rotary head (8) is rotatably connected with the rotary groove (13).

3. The assembled hexagonal-shank twist drill according to claim 1, wherein: the connecting column (2) is welded with the crown II (3), the rotating head (8) is formed on the rotary table (7), and the anti-skid particles (6) are formed on the rotary table (7).

4. The assembled hexagonal-shank twist drill according to claim 1, wherein: the screw rod (9) with via hole (12) rotate to be connected, screw rod (9) run through via hole (12), screw rod (9) with revolving stage (7) welding.

5. The assembled hexagonal-shank twist drill according to claim 1, wherein: the mounting groove (10) is formed in the second crown (3), and the mounting groove (10) is connected with the connector (4) in a sliding mode.

6. The assembled hexagonal-shank twist drill according to claim 1, wherein: the screw rod (9) is connected with the screw groove (11) in a screwing mode, and the drill rod (5) is formed on the connector (4).