CN211638391U

CN211638391U - Deep hole drill with combined chip removal mechanism

Info

Publication number: CN211638391U
Application number: CN201922401761.9U
Authority: CN
Inventors: 朱刚健
Original assignee: Changzhou Jingnuo Tools Co ltd
Current assignee: Changzhou Jingnuo Tools Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-09
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a deep hole bores with combination formula chip removal mechanism, including drilling rod, drill bit, first chip groove, second chip groove, first fixed head, fastening screw, second fixed head, third chip groove, butt joint tooth, fixed orifices, fourth chip groove and connector. The utility model has the advantages that: the drilling rod passes through the fastening screw and revolves to twist the locking and connect, be convenient for change the drilling rod when the drilling rod damages, the fastening screw is provided with two, and be bilateral symmetry formula setting, it is fixed more fastening with the drilling rod, fourth chip groove runs through the connector, be convenient for in time discharge the bottom sweeps of first fixed head, the second fixed head is connected with drive gear through butt joint tooth and rotation type, it is tight with the pivot clamp to prevent that the deep hole from boring to need to utilize anchor clamps to press from both sides, cause unnecessary trouble, first fixed head revolves to twist the locking through fixed orifices and external connecting piece, be convenient for quick fixed.

Description

Deep hole drill with combined chip removal mechanism

Technical Field

The utility model relates to a deep hole bores specifically to a deep hole bores with combination formula chip removal mechanism belongs to cutting tool technical field.

Background

The deep hole drill is a drill bit specially used for processing deep holes and can be divided into an outer chip removal drill and an inner chip removal drill, the largest defect of the deep hole drill is that heat dissipation and chip removal are difficult, the drill bit is specially used for processing deep holes, holes with the hole depth to hole diameter ratio larger than 6 are usually called as deep holes in machining, heat dissipation and chip removal are difficult during deep hole drilling, and due to the fact that a drill rod is long and thin and poor in rigidity, bending and vibration are easy to generate, and the problems of cooling and chip removal are generally solved by means of a pressure cooling system.

Therefore, a deep hole drill with a combined chip removal mechanism is needed to meet the current market demand, although various deep hole drills are produced on the current market, in general, a lot of common defects still exist, one deep hole drill and the other deep hole drill are only provided with one chip removal groove, the number of the chip removal grooves is insufficient, further, the situation that waste chips cannot be timely discharged to cause the blockage of a drill hole is caused, and the other deep hole drill and the connecting column of the existing deep hole drill are not provided with a butt joint gear, so that the deep hole drill needs to be clamped with a rotating shaft by a clamp, and unnecessary troubles are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a deep hole bores with combination formula chip removal mechanism for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a deep hole drill with a combined chip removal mechanism comprises a drill rod, a drill blade, a first chip removal groove, a second chip removal groove, a first fixing head, a fastening screw hole, a fastening screw, a second fixing head, a third chip removal groove, butt joint teeth, a fixing hole, a fourth chip removal groove and a connecting port; the drilling rod constitutes the major structure of this deep hole drill, the drill bit sets up on the lateral wall of drilling rod, first chip groove is located space department between the drill bit, the second chip groove sets up on the top lateral wall of drilling rod, first fixed head is connected on the top of drilling rod, the fastening screw sets up on the lateral wall of first fixed head, fastening screw revolves soon the locking on the fastening screw, second fixed head fixed connection is on first fixed head, the vertical setting of third chip groove is on the lateral wall of second fixed head. The butt joint tooth sets up the bottom at the second fixed head, the fixed orifices is located the top center department of first fixed head, the fourth chip groove runs through first fixed head setting, the connector is located the bottom of first fixed head.

Preferably, in order to facilitate the replacement of the drill rod in case of damage to said drill rod, said drill rod is screwed into a locking connection by means of a fastening screw through a fastening screw hole.

Preferably, in order to fix the drill rod more tightly, the two fastening screw holes are arranged and are arranged in a bilateral symmetry mode.

Preferably, in order to facilitate timely discharge of bottom scraps of the first fixing head, the fourth scrap discharge groove penetrates through the connecting port.

Preferably, in order to prevent the deep hole drill from clamping with the rotating shaft by using the clamp and causing unnecessary troubles, the second fixing head is rotatably connected with the transmission gear through the butt joint teeth.

Preferably, in order to facilitate quick fixing, the first fixing head is screwed and locked with the external connecting piece through the fixing hole.

The utility model has the advantages that: this deep hole bores reasonable in design, the drilling rod passes the fastening screw through fastening screw and revolves to twist the locking and connect, be convenient for change the drilling rod when the drilling rod damages, the fastening screw is provided with two, and be bilateral symmetry formula setting, fasten more with the drilling rod is fixed, fourth chip groove through connection mouth, be convenient for in time discharge the bottom sweeps of first fixed head, the second fixed head is the rotary type through butt joint tooth and drive gear and is connected, it is tight with the pivot clamp to prevent that the deep hole bores from needing to utilize, cause unnecessary trouble, first fixed head revolves soon the locking through fixed orifices and external connecting piece, be convenient for quick fixed.

Drawings

Fig. 1 is an overall three-dimensional schematic diagram of the present invention;

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

fig. 3 is a detailed schematic view of the present invention.

In the figure: 1. the drill rod comprises a drill rod body, 2 parts of a drill blade, 3 parts of a first chip groove, 4 parts of a second chip groove, 5 parts of a first fixing head, 6 parts of a fastening screw hole, 7 parts of a fastening screw, 8 parts of a second fixing head, 9 parts of a third chip groove, 10 parts of a butt joint tooth, 11 parts of a fixing hole, 12 parts of a fourth chip groove, 13 parts of a connecting port.

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.

Referring to fig. 1 to 3, a deep hole drill with a combined chip removal mechanism includes a drill rod 1, a drill blade 2, a first chip removal groove 3, a second chip removal groove 4, a first fixing head 5, a fastening screw hole 6, a fastening screw 7, a second fixing head 8, a third chip removal groove 9, a butt joint tooth 10, a fixing hole 11, a fourth chip removal groove 12 and a connecting port 13; drill pipe 1 constitutes the major structure of this deep hole drill, drill edge 2 sets up on the lateral wall of drill pipe 1, first chip groove 3 is located space department between drill edge 2, second chip groove 4 sets up on the top lateral wall of drill pipe 1, first fixed head 5 is connected on the top of drill pipe 1, fastening screw 6 sets up on the lateral wall of first fixed head 5, fastening screw 7 revolves soon the locking on fastening

screw

6, 8 fixed connections of second are on first fixed head 5, the vertical setting of third chip groove 9 is on the lateral wall of second fixed head 8. The butt joint teeth 10 are arranged at the bottom of the second fixing head 8, the fixing hole 11 is located at the top center of the first fixing head 5, the fourth chip discharge groove 12 penetrates through the first fixing head 5, and the connecting port 13 is located at the bottom of the first fixing head 5.

Drilling rod 1 passes fastening screw 6 through fastening screw 7 and revolves to twist the locking connection, is convenient for change drilling rod 1 when drilling rod 1 damages, fastening screw 6 is provided with two to be bilateral symmetry formula setting, with the fixed fastening more of drilling rod 1, fourth chip groove 12 through connection mouth 13 is convenient for in time discharge the bottom sweeps of first fixed head 5, second fixed head 8 is connected through being the rotary type with drive gear through butt joint tooth 10, prevents that the deep hole from boring to need utilizing anchor clamps and pivot to press from both sides tightly, causes unnecessary trouble, first fixed head 5 revolves soon the locking through fixed orifices 11 and external connection spare, is convenient for quick fixed.

The working principle is as follows: when using this deep hole to bore, pass fastening screw 6 earlier with drilling rod 1 through fastening screw 7 and revolve wrong locking connection, be convenient for change drilling rod 1 when drilling rod 1 damages, then revolve wrong locking with first fixed head 5 through fixed orifices 11 and external connecting piece, be connected with second fixed head 8 through butt joint tooth 10 and drive gear rotation type again in the quick fixed of being convenient for, prevent that the deep hole from boring to utilize anchor clamps to press from both sides tightly with the pivot, cause unnecessary trouble can.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a deep hole bores with combination formula chip removal mechanism which characterized in that: the drill rod comprises a drill rod (1), a drill blade (2), a first chip groove (3), a second chip groove (4), a first fixing head (5), a fastening screw hole (6), a fastening screw (7), a second fixing head (8), a third chip groove (9), butt teeth (10), a fixing hole (11), a fourth chip groove (12) and a connecting port (13); the drill rod (1) forms a main body structure of the deep hole drill, the drill blades (2) are arranged on the side wall of the drill rod (1), the first chip discharge grooves (3) are located in the gaps between the drill blades (2), the second chip discharge grooves (4) are arranged on the side wall of the top of the drill rod (1), the first fixing heads (5) are connected to the top end of the drill rod (1), the fastening screw holes (6) are arranged on the side wall of the first fixing heads (5), the fastening screws (7) are locked in the fastening screw holes (6) in a screwing mode, the second fixing heads (8) are fixedly connected to the first fixing heads (5), the third chip discharge grooves (9) are vertically arranged on the side wall of the second fixing heads (8), the butt joint teeth (10) are arranged at the bottom of the second fixing heads (8), and the fixing holes (11) are located in the center of the top of the first fixing heads (5), the fourth chip groove (12) penetrates through the first fixing head (5), and the connecting port (13) is located at the bottom of the first fixing head (5).

2. The gun drill with the combined chip removal mechanism according to claim 1, wherein: the drill rod (1) penetrates through the fastening screw hole (6) through a fastening screw (7) to be screwed and locked.

3. The gun drill with the combined chip removal mechanism according to claim 1, wherein: the number of the fastening screw holes (6) is two, and the fastening screw holes are arranged in a bilateral symmetry mode.

4. The gun drill with the combined chip removal mechanism according to claim 1, wherein: and the fourth chip discharge groove (12) penetrates through the connecting port (13).

5. The gun drill with the combined chip removal mechanism according to claim 1, wherein: the second fixed head (8) is rotatably connected with the transmission gear through the butt joint teeth (10).

6. The gun drill with the combined chip removal mechanism according to claim 1, wherein: the first fixing head (5) is screwed and locked with an external connecting piece through a fixing hole (11).