CN217223643U - Adjustable composite boring cutter - Google Patents
Adjustable composite boring cutter Download PDFInfo
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- CN217223643U CN217223643U CN202123319291.5U CN202123319291U CN217223643U CN 217223643 U CN217223643 U CN 217223643U CN 202123319291 U CN202123319291 U CN 202123319291U CN 217223643 U CN217223643 U CN 217223643U
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Abstract
The utility model belongs to the technical field of the cutter, concretely relates to adjustable compound boring cutter, this compound boring cutter includes first cutter body, second cutter body and handle of a knife, first cutter body end connection second cutter body, the second cutter body is kept away from the end connection handle of first cutter body, its characterized in that, this compound boring cutter still including connect in first blade of first cutter body, detachable connect in the cutter holder of second cutter body and connect in the second blade of cutter holder; the tool holder is provided with an axial adjusting hole, the extending direction of which is consistent with the axial direction of the second tool body, and the axial adjusting hole is used for connecting an adjusting piece to adjust the axial position of the tool holder; the tool holder is provided with a radial adjusting hole, the extending direction of which is consistent with the radial direction of the second tool body, and the radial adjusting hole is used for connecting an adjusting piece to adjust the radial position of the tool holder. The utility model is used for solve present compound boring cutter and be not convenient for adjust the technical problem who processes diameter and section difference.
Description
Technical Field
The utility model belongs to the technical field of the cutter, concretely relates to compound boring cutter with adjustable.
Background
In actual production, holes of some parts need to be chamfered at two ends of the holes or bored at two ends of the holes, and the requirements on the dimensional accuracy and the position degree of the holes are high; meanwhile, the hole cannot be normally machined from the front due to the structure of the workpiece or the fixture.
The prior art discloses a patent application with the name of 'a forward and reverse boring compound tool', the publication number of CN 212168984U, publication date of 2020.12.18, the use end of a tool handle is coaxially fixed with a rear tool body, the front end of the rear tool body is eccentrically fixed with a front tool body, and the front tool body, the rear tool body and the tool handle are integrally cast and formed; the side wall of the rear cutter body is detachably fixed with the first stepped hole cutting blade and the second stepped hole cutting blade, the radial distance between the cutting edge of the first stepped hole cutting blade and the central line of the rear cutter body is smaller than the radial distance between the cutting edge of the second stepped hole cutting blade and the central line of the rear cutter body, the side wall of the front cutter body is detachably and fixedly connected with the reverse boring cutting blade, the reverse boring cutting blade and the first stepped hole cutting blade are arranged on the same side, and the radial distance between the cutting edge of the reverse boring cutting blade and the central line of the front cutter body is larger than the radial distance between the cutting edge of the first stepped hole cutting blade and the central line of the rear cutter body. Above-mentioned technical scheme among the prior art has promoted some of box class parts because part structure limits the method and carries out the machining efficiency of positive machined surface or positive and negative bore hole, has reduced the processing cost.
However, the positions of the blades fixed on the cutter body in the prior art are consistent, so that the prior art is not convenient to be applied to machining of part holes with different diameters.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model aims to provide a compound boring cutter with adjustable for solve present compound boring cutter and be not convenient for adjust the technical problem that machining diameter and section are poor.
In order to achieve the above purpose, the technical scheme of the utility model is that: an adjustable composite boring cutter comprises a first cutter body, a second cutter body and a cutter handle, wherein the end part of the first cutter body is connected with the second cutter body, and the end part, far away from the first cutter body, of the second cutter body is connected with the cutter handle; the tool holder is provided with an axial adjusting hole, the extending direction of which is consistent with the axial direction of the second tool body, and the axial adjusting hole is used for connecting an adjusting piece to adjust the axial position of the tool holder; the tool holder is provided with a radial adjusting hole, the extending direction of which is consistent with the radial direction of the second tool body, and the radial adjusting hole is used for connecting an adjusting piece to adjust the radial position of the tool holder.
Preferably, the tool holder is attached to the second tool body by means of screws.
Preferably, the second cutter body is provided with a slot, the cutter holder is arranged in the slot, and the adjusting piece connected in the axial adjusting hole and the radial adjusting hole is abutted against the inner wall of the slot.
Preferably, the second insert is attached to the holder by means of screws.
Preferably, the first blade is attached to the first cutter body by a screw.
Preferably, the end of the first blade body remote from the second blade body is provided with an overhang perpendicular to the first blade body.
Preferably, the knife handle is a flange adapter knife handle and is detachably connected with a flange arranged at the end part of the second knife body.
Adopt the utility model discloses technical scheme's beneficial effect does:
the utility model discloses can adjust the radial position and the axial position of second blade to adjust the poor and processing diameter of section, adapt to the processing in the hole in different apertures, promote the flexibility. Through the releasable connection cutter holder on the second cutter body, connect the second blade on the cutter holder to be provided with axial adjustment hole and radial adjustment hole on the cutter holder, so that through at the downthehole regulating part of axial adjustment hole and radial adjustment, realize the regulation of cutter holder axial and radial position on the second cutter body, thereby use the processing in the hole in different apertures.
Drawings
FIG. 1 is a general schematic view of an embodiment of an adjustable composite boring tool;
FIG. 2 is a schematic view of an embodiment toolholder for an adjustable composite boring tool;
FIG. 3 is a schematic view of a tool holder of an embodiment of an adjustable composite boring tool;
FIG. 4 is a diagram illustrating the operation of an adjustable composite boring tool.
In the drawings of fig. 1-4, 1-tool shank, 2-second tool body, 21-flange, 22-grooving, 3-first tool body, 31-overhang, 4-first tool flat, 5-second blade, 6-tool holder, 61-axial adjusting hole, 62-mounting hole, 7-workpiece; a is the step difference of the second blade, B is the step difference of the first blade.
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 some embodiments of the present invention, not all embodiments, and do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The specific embodiment is as follows:
The end part of the first cutter body 3 far away from the second cutter body 2 is detachably connected with a first cutter.
A tool holder 6 is attached to a side wall of the second cutter body 2, and a second insert 5 is detachably attached to a left end of the tool holder 6.
The right end of the tool holder 6 is provided with an axial adjusting hole 61 with the extending direction consistent with the axial direction of the second tool body 2, and an adjusting jackscrew is connected in the axial adjusting hole 61; one end of the adjusting jackscrew abuts against a certain part on the second cutter body 2 or a certain part on the cutter handle 1, and the axial position of the cutter holder 6 on the second cutter body 2 is adjusted by adjusting the depth of the adjusting jackscrew extending into the axial adjusting hole 61, so that the section difference A of the second blade is adjusted.
A radial adjusting hole (not shown in the figure) with the extending direction consistent with the radial direction of the second cutter body 2 is arranged on the position, close to the left end, of the cutter holder 6, and an adjusting jackscrew is connected in the radial adjusting hole; one end of the adjusting jackscrew is abutted to the second cutter body 2, and one end of the adjusting jackscrew extends into the radial adjusting hole, so that the left end of the cutter holder 6 is adjusted in the radial position of the second cutter body 2 through adjusting the adjusting jackscrew, and the rotating radius of the second blade 5 at the left end of the cutter holder 6 is further realized, and the aperture of the processed workpiece hole is adjusted.
In the present embodiment, the axial adjustment hole 61 and the radial adjustment hole are internally threaded.
When the adjustable composite boring cutter is used, the length of the boring cutter is determined according to the stroke of a machine tool and the depth of a hole to be machined plus a certain space allowance, and the section difference A of the second blade and the section difference B of the first blade are determined according to the depth of a hole to be machined on two sides of a part. The position of the tool holder 6 on the second tool body 2 is adjusted by adjusting the jackscrew. The first cutter body 3 and the second cutter body 2 penetrate through the inner hole of the workpiece 7, and inner boring holes on two sides of the workpiece 7 can be machined at one time through reciprocating motion, so that the machining efficiency is improved. When the inner holes with different apertures and different depths are required to be processed, the axial and radial positions of the top thread adjusting tool holder 6 are adjusted through the matching of the axial adjusting hole 61 and the radial adjusting hole, and therefore the purpose can be achieved, and the use flexibility of the composite boring tool is improved.
Further, the holder 6 is provided with a through mounting hole 62. The connection of the holder 6 to the second tool body 2 is achieved by the insertion of screws in the mounting holes 62. In particular, a certain margin is provided between the mounting hole 62 and the screw, facilitating adjustment of the position of the holder 6.
Further, a slot 22 is provided in the side wall of the second blade body 2. The holder 6 is mounted in the slot 22. Specifically, the adjusting jackscrew connected in the axial adjusting hole 61 and the radial adjusting hole has a support for the adjusting jackscrew when the adjusting jackscrew is adjusted.
Further, the second insert 5 is attached to the holder 6 by screws, thereby facilitating disassembly and recycling.
Furthermore, the first blade 4 is connected to the first cutter body 3 through a screw, so that the first blade is convenient to disassemble and can be repeatedly used. More specifically, a certain margin is arranged between the connecting hole on the first blade 4 and the screw, so that the section difference B of the first blade and the rotation radius of the first blade 4 can be finely adjusted.
Further, an overhang 31 is provided at the left end of the first blade 3, the overhang 31 is disposed perpendicular to the first blade 3, and the first blade 4 is mounted on the overhang 31, so that the rotation radius of the first blade 4 can be increased, and processing of a hole with a larger aperture is facilitated.
In other embodiments, the overhang on the first insert body is replaced by a tool holder to allow for a greater range of adjustment of the step and radius of rotation of the first insert, and other configurations are not described in detail herein.
Further, the tool holder 1 is a flange adapter tool holder. Specifically, be provided with flange 21 at the right-hand member of second cutter body 2, flange adapter handle and flange 21 can be dismantled and be connected, are convenient for like this change the handle of a knife according to the processing form of difference, connect on corresponding lathe, are suitable for more extensively.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without the technical solutions of the present invention, or the present invention can be directly applied to other occasions without the improvements, and all are within the protection scope of the present invention.
Claims (7)
1. An adjustable composite boring tool comprises a first tool body, a second tool body and a tool shank, wherein the end part of the first tool body is connected with the second tool body, and the end part, far away from the first tool body, of the second tool body is connected with the tool shank; the tool holder is provided with an axial adjusting hole, the extending direction of which is consistent with the axial direction of the second tool body, and the axial adjusting hole is used for connecting an adjusting piece to adjust the axial position of the tool holder; the tool holder is provided with a radial adjusting hole, the extending direction of which is consistent with the radial direction of the second tool body, and the radial adjusting hole is used for connecting an adjusting piece to adjust the radial position of the tool holder.
2. The adjustable composite boring tool of claim 1 wherein the toolholder is attached to the second tool body by a screw.
3. The adjustable composite boring tool as claimed in claim 1, wherein the second tool body has a slot formed therein, the tool holder is disposed in the slot, and the adjusting member connected in the axial adjustment hole and the radial adjustment hole abuts against an inner wall of the slot.
4. The adjustable composite boring tool of claim 1 wherein the second insert is attached to the toolholder by a screw.
5. The adjustable composite boring tool of claim 1 wherein the first blade is attached to the first tool body by a screw.
6. The adjustable composite boring tool according to any one of claims 1 to 5, characterized in that the end of the first tool body remote from the second tool body is provided with an overhang perpendicular to the first tool body.
7. The adjustable composite boring tool as claimed in any one of claims 1 to 5, wherein the shank is a flange adapter shank detachably connected to a flange provided at an end of the second tool body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319291.5U CN217223643U (en) | 2021-12-28 | 2021-12-28 | Adjustable composite boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319291.5U CN217223643U (en) | 2021-12-28 | 2021-12-28 | Adjustable composite boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217223643U true CN217223643U (en) | 2022-08-19 |
Family
ID=82828513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123319291.5U Active CN217223643U (en) | 2021-12-28 | 2021-12-28 | Adjustable composite boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217223643U (en) |
-
2021
- 2021-12-28 CN CN202123319291.5U patent/CN217223643U/en active Active
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