CN216680380U - Alloy deep hole drill for through hole machining - Google Patents
Alloy deep hole drill for through hole machining Download PDFInfo
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- CN216680380U CN216680380U CN202122552862.3U CN202122552862U CN216680380U CN 216680380 U CN216680380 U CN 216680380U CN 202122552862 U CN202122552862 U CN 202122552862U CN 216680380 U CN216680380 U CN 216680380U
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Abstract
The utility model discloses an alloy deep hole drill for processing a through hole, which comprises a drill body, a drill rod, a drill seat and a fastening cross cock. The utility model has the beneficial effects that: the drill body is made of hard alloy materials, the overall strength of the drill bit can be improved, the drill body is of a double-edge spiral structure, the drill bit is enabled to cut on a workpiece, stress is balanced, vibration is not prone to generating, two heat dissipation holes are formed in the cutting end face of the drill body, the heat dissipation holes are distributed in a central symmetry mode, heat dissipation of the drill body can be accelerated, continuous operation of the drill bit is achieved, spiral chip removal grooves are formed in the surface of the drill body, waste chips can be discharged in time conveniently, machining efficiency is improved, the drill rod and the drill seat are connected in a detachable clamping mode through fastening cross cocks and corresponding clamping blocks and positioning grooves, assembling or disassembling are convenient, four mounting holes are uniformly distributed in the edge of the drill seat, the drill seat is convenient to stably install on the drill bed, stress is uniform simultaneously, and looseness caused by long-time use is avoided.
Description
Technical Field
The utility model relates to a deep hole drill, in particular to an alloy deep hole drill for through hole machining, and belongs to the technical field of machining tools.
Background
The drill bit is a tool for drilling a through hole or a blind hole in a solid material and reaming the existing hole, and the commonly used drill bits mainly include a twist drill, a flat drill, a center drill, a deep hole drill and a trepanning drill, although the reaming drill and the countersinking drill cannot drill the solid material, the reaming drill and the countersinking drill are also customarily classified into the drill bits, wherein the deep hole drill refers to a tool for machining a hole with a hole depth to hole diameter ratio of more than 6, the commonly used drill bits include a gun drill, a BTA deep hole drill, a jet drill, a DF deep hole drill and the like, the trepanning drill is also commonly used for deep hole machining, and in the technical field of machining, a drilling tool is often required to machine the through hole of a workpiece, so the machining process is often realized through the deep hole drill.
The existing deep hole drill is simple in structure:
1) the traditional drill bit has low hardness of the drill body, so that only certain specific workpieces can be drilled, the application range is limited, meanwhile, the cutting end surface of the drill body is not provided with a radiating hole, so that heat generated by the drill body in the working period cannot be quickly dissipated, the drill bit is easy to damage due to overhigh heat after being used for a long time, and a chip removing groove is not formed in the surface of the drill body, so that drilling waste cannot be timely discharged, and the through hole machining efficiency is further influenced;
2) the drill rod and the drill base are connected through welding, so that the drill bit has good stability as a whole, but when the drill bit cannot be used normally due to large abrasion, the drill bit and the drill base need to be replaced at the same time, and the use cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve the above problems, and an object of the present invention is to provide an alloy deep hole drill for through hole machining.
The utility model realizes the purpose through the following technical scheme: an alloy deep hole drill for processing a through hole comprises
The drill body is positioned at the top end of the drill bit, and can drill a through hole on the surface of a workpiece; and
the drill rod is arranged at the tail end of the drill body, is in an integrated structure with the drill body, and is welded and fixed with a square clamping block at the tail end; and
the drill base is used for fixedly mounting a drill bit and is sleeved at the rear end of the drill rod through a rod hole formed in the center of the drill base, and a circular sinking groove is formed in the center of the outer side face of the drill base; and
and the fastening cross cock is in threaded connection with the outer side surface of the drill base in a sunk groove and can fixedly assemble the drill rod and the drill base together.
As a still further scheme of the utility model: the outer diameter of the drill body is larger than that of the drill rod, and the drill body is made of hard alloy materials.
As a still further scheme of the utility model: the drill body is characterized in that two main cutting edges are arranged at the top end of the drill body, auxiliary cutting edges are distributed on the surface of the drill body, and the drill body is of a double-edge spiral structure.
As a still further scheme of the utility model: two heat dissipation holes are formed in the cutting end face of the drill body, and the heat dissipation holes are distributed in a centrosymmetric mode.
As a still further scheme of the utility model: the surface of the drill body is provided with continuous spiral chip removal grooves.
As a still further scheme of the utility model: the fixture block of drilling rod is settled in the square positioning groove of heavy groove bottom surface, and drilling rod and drill seat are detachable clamping connection through fastening cross cock and corresponding fixture block and positioning groove.
As a still further scheme of the utility model: four mounting holes are uniformly distributed on the edge of the drill seat.
The beneficial effects of the utility model are:
1) the drill body is made of hard alloy materials, the overall strength of the drill bit can be improved, the drill body is of a double-edge spiral structure, so that the stress of the drill bit is balanced when the drill bit cuts a workpiece, vibration is not easy to generate, two heat dissipation holes are formed in the cutting end surface of the drill body, the heat dissipation holes are distributed in a centrosymmetric mode, the heat dissipation of the drill body can be accelerated, the continuous operation of the drill bit is realized, a spiral chip-withdrawing groove is formed in the surface of the drill body, waste chips can be conveniently discharged in time, and the machining efficiency is improved;
2) the drill rod and the drill base are in detachable clamping connection through the fastening cross cock, the corresponding clamping block and the corresponding positioning groove, so that the assembly or the disassembly is convenient;
3) four mounting holes are uniformly distributed on the edge of the drill seat, so that the drill seat is convenient to stably mount on a drilling machine, and is uniformly stressed, and looseness caused by long-time use is avoided.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a top end view of the drill bit of the present invention;
FIG. 3 is a schematic structural view showing a state where a drill rod and a tool holder are connected according to the present invention;
FIG. 4 is a schematic structural view of a connection state of a drill rod and a tool apron of the utility model;
FIG. 5 is a schematic view of a tool holder according to the present invention.
In the figure: 1. the drill comprises a drill body, 2, a main cutting edge, 3, a heat dissipation hole, 4, an auxiliary cutting edge, 5, a chip removal groove, 6, a drill rod, 7, a clamping block, 8, a tool apron, 9, a sink groove, 10, a positioning groove, 11, a rod hole, 12, a fastening cross cock, 13 and a mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 5, an alloy deep hole drill for processing a through hole includes
The drill body 1 is positioned at the top end of the drill bit, and can drill a through hole on the surface of a workpiece; and
the drill rod 6 is arranged at the tail end of the drill body 1, is in an integrated structure with the drill body 1, and is fixedly welded with a square clamping block 7 at the tail end; and
the drill base 8 is used for fixedly mounting a drill bit, the drill base 8 is sleeved at the rear end of the drill rod 6 through a rod hole 11 formed in the center of the drill base 8, and a circular sinking groove 9 is formed in the center of the outer side face of the drill base; and
a fastening cross cock 12, screwed in a counter sink 9 on the outer side of the drill seat 8, which enables the drill rod 6 and the drill seat 8 to be fixedly assembled together.
In the embodiment of the utility model, the outer diameter of the drill body 1 is larger than that of the drill rod 6, and the drill body 1 is made of hard alloy materials, so that the overall strength of the drill bit can be improved.
In the embodiment of the utility model, the top end of the drill body 1 is provided with two main cutting edges 2, the surface of the drill body 1 is distributed with the auxiliary cutting edges 4, and the drill body 1 is in a double-edge spiral structure, so that the stress of a drill is balanced and the drill is not easy to vibrate when cutting on a workpiece.
In the embodiment of the utility model, the cutting end surface of the drill body 1 is provided with two heat dissipation holes 3, and the heat dissipation holes 3 are distributed in a central symmetry manner, so that the heat dissipation of the drill body 1 can be accelerated, and the continuous operation of the drill bit can be realized.
In the embodiment of the utility model, the surface of the drill body 1 is provided with the continuous spiral chip-removing grooves 5, so that waste chips can be discharged in time, and the processing efficiency is improved.
Example two
Referring to fig. 1 to 5, an alloy deep hole drill for processing a through hole includes
The drill body 1 is positioned at the top end of the drill bit, and can drill a through hole on the surface of a workpiece; and
the drill rod 6 is arranged at the tail end of the drill body 1, is in an integrated structure with the drill body 1, and is fixedly welded with a square clamping block 7 at the tail end; and
the drill base 8 is used for fixedly mounting a drill bit, the drill base 8 is sleeved at the rear end of the drill rod 6 through a rod hole 11 formed in the center of the drill base 8, and a circular sinking groove 9 is formed in the center of the outer side face of the drill base; and
a fastening cross cock 12 screwed into a counter sink 9 on the outer side of the drill seat 8, which enables the drill rod 6 and the drill seat 8 to be assembled together in a fixed manner.
In the embodiment of the utility model, the fixture block 7 of the drill rod 6 is arranged in the square positioning groove 10 on the bottom surface of the sinking groove 9, and the drill rod 6 and the drill seat 8 are detachably connected in a clamping manner through the fastening cross cock 12 and the corresponding fixture block 7 and positioning groove 10, so that the assembly or disassembly is convenient.
In the embodiment of the utility model, the four mounting holes 13 are uniformly distributed on the edge of the drill base 8, so that the drill base 8 can be conveniently and stably mounted on a drilling machine, and meanwhile, the stress is uniform, and the looseness caused by long-time use is avoided.
The working principle is as follows: when the alloy deep hole drill for through hole processing is used, firstly, a drill seat 8 is sleeved at the rear end of a drill rod 6 through a rod hole 11 formed in the center of the drill seat, meanwhile, a square fixture block 7 of the drill rod 6 is arranged in a square positioning groove 10 in the bottom surface of a sunken groove 9, a fastening cross cock 12 is abutted against the outer side of the fixture block 7 and is in threaded connection with the sunken groove 9 in the outer side surface of the drill seat 8, then, the drill seat 8 with a drill body 1 is stably arranged on a drill bed through a mounting hole 13 formed in the edge of the drill seat, so that the drill bit is fixed, finally, the drill bed is opened, through hole processing can be carried out on a workpiece through a main cutting edge 2 and an auxiliary cutting edge 4, during the process, the drill body 1 made of hard alloy materials can improve the overall strength of the drill bit and increase the applicability of the drill bit, the heat dissipation of the drill body 1 can be accelerated through a heat dissipation hole 3, the continuous operation of the drill bit is realized, and a spiral chip removal groove 5 formed in the surface of the drill body 1 is convenient for discharging scraps in time, the machining efficiency is improved, the drill rod 6 and the drill seat 8 are detachably connected through the fastening cross cock 12, the installation is simple and convenient, and later-period disassembly and maintenance are facilitated.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (7)
1. The utility model provides an alloy deep hole bores for through-hole processing which characterized in that: comprises that
The drill bit comprises a drill bit body (1), wherein the drill bit body (1) capable of drilling a through hole on the surface of a workpiece is positioned at the top end of the drill bit;
the drill rod (6) is arranged at the tail end of the drill body (1), is in an integrated structure with the drill body (1), and is welded and fixed with a square clamping block (7) at the tail end;
the drill base (8) is used for fixedly mounting a drill bit, the drill base (8) is sleeved at the rear end of the drill rod (6) through a rod hole (11) formed in the center of the drill base, and a circular sinking groove (9) is formed in the center of the outer side surface of the drill base;
a fastening cross cock (12) screwed in a sunk groove (9) on the outer side of the drill seat (8) and capable of fixedly assembling the drill rod (6) and the drill seat (8).
2. The alloy deep hole drill for through hole processing according to claim 1, wherein: the outer diameter of the drill body (1) is larger than that of the drill rod (6), and the drill body (1) is made of hard alloy materials.
3. The alloy deep hole drill for through hole processing according to claim 1, wherein: the drill body (1) top is equipped with two main cutting edges (2), drill body (1) surface distribution has vice cutting edge (4), and drill body (1) is twolip helical structure.
4. The alloy deep hole drill for through hole machining according to claim 1, characterized in that: two heat dissipation holes (3) are formed in the cutting end face of the drill body (1), and the heat dissipation holes (3) are distributed in a centrosymmetric mode.
5. The alloy deep hole drill for through hole processing according to claim 1, wherein: the surface of the drill body (1) is provided with continuous spiral chip-removing grooves (5).
6. The alloy deep hole drill for through hole processing according to claim 1, wherein: the fixture block (7) of the drill rod (6) is arranged in the square positioning groove (10) on the bottom surface of the sinking groove (9), and the drill rod (6) and the drill seat (8) are in detachable clamping connection through the fastening cross cock (12) and the corresponding fixture block (7) and positioning groove (10).
7. The alloy deep hole drill for through hole processing according to claim 1, wherein: four mounting holes (13) are uniformly distributed on the edge of the drill base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122552862.3U CN216680380U (en) | 2021-10-22 | 2021-10-22 | Alloy deep hole drill for through hole machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122552862.3U CN216680380U (en) | 2021-10-22 | 2021-10-22 | Alloy deep hole drill for through hole machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216680380U true CN216680380U (en) | 2022-06-07 |
Family
ID=81830915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122552862.3U Active CN216680380U (en) | 2021-10-22 | 2021-10-22 | Alloy deep hole drill for through hole machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216680380U (en) |
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2021
- 2021-10-22 CN CN202122552862.3U patent/CN216680380U/en active Active
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