CN217492718U - Novel fine boring cutter - Google Patents

Novel fine boring cutter Download PDF

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Publication number
CN217492718U
CN217492718U CN202221303386.XU CN202221303386U CN217492718U CN 217492718 U CN217492718 U CN 217492718U CN 202221303386 U CN202221303386 U CN 202221303386U CN 217492718 U CN217492718 U CN 217492718U
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CN
China
Prior art keywords
blade
hole
mounting groove
fine boring
cutter
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Active
Application number
CN202221303386.XU
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Chinese (zh)
Inventor
陈保仕
李朋飞
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Dongguan Junhe Precision Hardware Co ltd
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Dongguan Junhe Precision Hardware Co ltd
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Priority to CN202221303386.XU priority Critical patent/CN217492718U/en
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Publication of CN217492718U publication Critical patent/CN217492718U/en
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Abstract

The utility model relates to the field of processing tools, in particular to a novel fine boring tool, which comprises a tool bar, a blade seat, a blade, a first fixing screw and a second fixing screw, wherein the front end surface of the tool bar is provided with a mounting groove along the radial direction, the blade seat is arranged in the mounting groove, the front end surface of the blade seat protrudes out of the front end surface of the tool bar, the blade is arranged on the blade seat through the first fixing screw, the rear end surface of the blade seat is formed with a first tooth surface, the inner wall of the mounting groove is formed with a second tooth surface meshed with the first tooth surface, the blade seat is provided with a waist-shaped hole penetrating from the front end surface to the rear end surface, a first threaded hole is formed in the mounting groove, and the second fixing screw passes through the waist-shaped hole and is screwed into the first threaded hole, the radial adjustment of the blade can be realized, and the cutter is convenient and practical.

Description

Novel fine boring cutter
Technical Field
The utility model belongs to the technical field of the processing cutter and specifically relates to a novel fine boring cutter is related to.
Background
The boring cutter is one kind of boring cutter, generally a round handle, and a square cutter rod is also used for a larger workpiece, and the most common occasions are inner hole processing, hole expanding, profiling and the like. Tools with one or two cutting parts, specially adapted for roughing, semi-finishing or finishing existing holes. The boring tool may be used on a boring machine, a lathe or a milling machine.
The common types of boring cutters include threaded fine-adjustment boring cutters, eccentric fine-adjustment boring cutters, sliding groove type double-edge boring cutters, floating boring cutters and the like. The fine-adjustment boring cutters have the characteristics of wide application in actual production, the positioning effect and the fastening effect of the blades are poor when the blades of the boring cutters are assembled in the conventional fine-adjustment boring cutters, and the blades are easy to loosen during machining, so that the accuracy of the blades cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
The utility model provides a novel fine boring cutter, the tool comprises a cutter arbor, the blade holder, the blade, first fixed screw and second fixed screw, the mounting groove has radially been seted up along it to the preceding terminal surface of cutter arbor, the blade holder sets up in the mounting groove, the preceding terminal surface protrusion of blade holder is in the preceding terminal surface of cutter arbor, the blade is installed on the blade holder through first fixed screw, the rear end face shaping of blade holder has first flank of tooth, the inner wall shaping of mounting groove has the second flank of tooth that meshes mutually with first flank of tooth, be provided with the waist shape hole that runs through to the rear end face by its preceding terminal surface on the blade holder, the shaping has first screw hole in the mounting groove, the second fixed screw passes waist shape hole and twists in the first screw hole.
As a further aspect of the present invention: the surface of the cutter bar is provided with a plurality of scale marks along the radial direction, and the blade seat is formed with indicating lines.
As a further aspect of the present invention: the top surface of the blade seat is formed with a blade groove, the blade is provided with a through hole which penetrates from the top surface to the bottom surface, the inner wall of the blade groove is formed with a second threaded hole, and the first fixing screw penetrates through the through hole and is screwed into the second threaded hole.
As a further aspect of the present invention: the cutter bar, the blade seat and the blade are all made of tungsten steel materials.
As a further aspect of the present invention: the spacing between two adjacent graduation marks is 0.25 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple and reasonable structure, when using, can unscrew the second fixed screw, screw up the second fixed screw behind the radial adjustment blade seat, alright realize the radial regulation of blade, convenient and practical through the setting of first flank of tooth and second flank of tooth, can effectively prevent to add the blade seat displacement in man-hour, improves firm effect, has strengthened the response cognition of staff in the accommodation process simultaneously, can experience the pause when removing the blade seat, has improved the degree of accuracy of regulation.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the blade seat structure of the present invention.
In the figure: 1. the cutter arbor, 2, the blade seat, 3, the blade, 4, the second fixed screw, 5, first fixed screw, 6, the mounting groove, 7, first flank of tooth, 8, the second flank of tooth, 9, waist shape hole, 10, first screw hole, 11, scale mark, 12, instruction line, 13, the blade groove, 14, through-hole, 15, the second screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and 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. 1-2, in the embodiment of the present invention, a novel fine boring tool comprises a tool bar 1, a blade holder 2, a blade 3, a first fixing screw 5 and a second fixing screw 4, wherein a mounting groove 6 is radially formed on a front end surface of the tool bar 1, the blade holder 2 is disposed in the mounting groove 6, the front end surface of the blade holder 2 protrudes from the front end surface of the tool bar 1, the blade 3 is mounted on the blade holder 2 through the first fixing screw 5, a first tooth surface 7 is formed on a rear end surface of the blade holder 2, a second tooth surface 8 engaged with the first tooth surface 7 is formed on an inner wall of the mounting groove 6, a waist-shaped hole 9 penetrating from the front end surface to the rear end surface is formed on the blade holder 2, a first threaded hole 10 is formed in the mounting groove 6, and the second fixing screw 4 is screwed into the first threaded hole 10 through the waist-shaped hole 9, the structure of the fine boring tool is simple and reasonable, when in use, the second fixing screw 4 can be unscrewed, screw up second fixed screw 4 along following the position of radial adjustment blade bearing 2, alright realize the radial regulation of blade 3, convenient and practical, through the setting of first flank of tooth 7 and second flank of tooth 8, can effectively prevent to add the displacement of blade bearing 2 in man-hour, improve firm effect, strengthened the response of staff and known in the accommodation process simultaneously, can experience when removing blade bearing 2 and pause, improved the regulation degree of accuracy.
The surface of cutter arbor 1 is equipped with a plurality of scale mark 11 along its radial, and the shaping has instruction line 12 on the blade seat 2, can let the audio-visual displacement who observes blade seat 2 of staff, conveniently carries out radial regulation to blade 3.
The top surface shaping of blade seat 2 has blade groove 13, is provided with on the blade 3 and runs through to the through-hole 14 of bottom surface by its top surface, and the inner wall shaping of blade groove 13 has second screw hole 15, and first fixed screw 5 passes through-hole 14 and twists in the second screw hole 15, and after the blade 3 wearing and tearing, can unscrew first fixed screw 5, takes off the blade 3 of wearing and tearing, changes new blade 3, screws up first fixed screw 5 again, easy operation, convenient and fast.
The cutter bar 1, the blade seat 2 and the blade 3 are all made of tungsten steel materials, so that the hardness of the cutter bar 1, the blade seat 2 and the blade 3 is improved, and the service life is prolonged.
The distance between two adjacent graduation marks 11 is 0.25 mm.
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.

Claims (5)

1. A novel fine boring cutter is characterized in that: including the cutter arbor, the blade bearing, the blade, first fixed screw and second fixed screw, the mounting groove has radially been seted up along it to the preceding terminal surface of cutter arbor, the blade bearing sets up in the mounting groove, the preceding terminal surface protrusion of blade bearing in the preceding terminal surface of cutter arbor, the blade is installed on the blade bearing through first fixed screw, the rear end face shaping of blade bearing has first flank of tooth, the inner wall shaping of mounting groove has the second flank of tooth that meshes mutually with first flank of tooth, be provided with the waist shape hole that runs through to the rear end face by its preceding terminal surface on the blade bearing, the shaping has first screw hole in the mounting groove, second fixed screw passes waist shape hole and twists in the first screw hole.
2. The novel fine boring tool as set forth in claim 1, wherein: the surface of the cutter bar is provided with a plurality of scale marks along the radial direction, and the blade seat is formed with indicating lines.
3. The novel fine boring tool as set forth in claim 1, wherein: a blade groove is formed in the top surface of the blade seat, a through hole penetrating from the top surface to the bottom surface of the blade is formed in the blade, a second threaded hole is formed in the inner wall of the blade groove, and a first fixing screw penetrates through the through hole and is screwed into the second threaded hole.
4. The novel fine boring tool as set forth in claim 1, wherein: the cutter bar, the blade seat and the blade are all made of tungsten steel materials.
5. The novel fine boring tool as set forth in claim 2, wherein: the spacing between two adjacent graduation marks is 0.25 mm.
CN202221303386.XU 2022-05-27 2022-05-27 Novel fine boring cutter Active CN217492718U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221303386.XU CN217492718U (en) 2022-05-27 2022-05-27 Novel fine boring cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221303386.XU CN217492718U (en) 2022-05-27 2022-05-27 Novel fine boring cutter

Publications (1)

Publication Number Publication Date
CN217492718U true CN217492718U (en) 2022-09-27

Family

ID=83357260

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221303386.XU Active CN217492718U (en) 2022-05-27 2022-05-27 Novel fine boring cutter

Country Status (1)

Country Link
CN (1) CN217492718U (en)

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