CN211758531U

CN211758531U - T-shaped special-shaped turning tool

Info

Publication number: CN211758531U
Application number: CN201922409763.2U
Authority: CN
Inventors: 张济沧; 陈火根; 赵君杰; 翁亮
Original assignee: Kunshan OSK Precision Tools Co Ltd
Current assignee: Kunshan OSK Precision Tools Co Ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-27
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a T type abnormal shape lathe tool, it includes handle of a knife and tool bit, and one side of tool bit is provided with along the cutting edge of the radial extension of handle of a knife, and the opposite side of tool bit is for keeping away the vacancy area, is equipped with on the cutting edge along the shaping tooth of handle of a knife axial extension, forms the chip breaker groove between the adjacent shaping tooth, and the tool bit can go deep into the work piece inslot, in the radial motion in-process of work piece normal running fit lathe tool, turns out the ring channel at the inner wall in work piece groove. The utility model discloses a T type heterotypic lathe tool is provided with the cutting edge along the radial extension of handle of a knife through the one side at the tool bit, forms at the opposite side of tool bit and keeps away the dead zone, and the tool bit can go deep into the work piece inslot, in the radial motion in-process of work piece normal running fit lathe tool, turns out the ring channel at the inner wall in work piece groove. The lathe tool is suitable for processing the annular groove with small space and large cutting depth, solves the problem that a common T-shaped groove milling cutter cannot solve, can greatly reduce cutting resistance and reduce heating of the cutter, effectively protects the cutting part, and prolongs the service life of the cutter.

Description

T-shaped special-shaped turning tool

Technical Field

The utility model relates to a lathe tool technical field, in particular to T type abnormal shape lathe tool.

Background

Milling cutters, in which the cutting edge profile is designed according to the workpiece profile, are called form cutters. It can ensure the dimensional accuracy, shape consistency and high productivity of the processed workpiece as the forming turning tool. A T-slot milling cutter is generally used for milling a T-slot, and as shown in fig. 1, when the width of a workpiece slot is W, an annular slot with a cutting depth of W/2 or more needs to be washed out, and at this time, a common T-slot milling cutter cannot be realized. Therefore, a special-shaped turning tool is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art, the utility model aims to provide a T type heterotypic lathe tool rational in infrastructure, be applicable to the big depth of cut of little space. The technical scheme is as follows:

the utility model provides a T type heterotypic lathe tool, its includes handle of a knife and tool bit, one side of tool bit is provided with along the cutting edge of the radial extension of handle of a knife, the opposite side of tool bit is for keeping away the vacancy area, be equipped with on the cutting edge along the shaping tooth of handle of a knife axial extension, adjacent form the chip-breaker groove between the shaping tooth, the tool bit can go deep into the work piece inslot, in the radial motion in-process of work piece normal running fit lathe tool, turns out the ring channel at the inner wall in work piece groove.

As a further improvement of the present invention, the number of the cutting edges is at least two, and different cutting edges are arranged along the central rotational symmetry.

As a further improvement, the forming teeth on different cutting edges have offset along the axial direction of the knife handle.

As a further improvement of the utility model, the chip breaking grooves on different blades have different sizes.

As a further improvement of the present invention, the number of the cutting edges is three.

As a further improvement, the handle of a knife includes linkage segment, canned paragraph, the section of bending, the linkage segment with the tool bit is connected, the focus of tool bit is in on the central extension line of canned paragraph, the section of bending is connected canned paragraph and linkage segment.

As a further improvement of the utility model, the length of the connecting section is greater than the distance from the ring groove to the surface of the workpiece to be turned in the workpiece.

The utility model has the advantages that:

the utility model discloses a T type heterotypic lathe tool is provided with the cutting edge along the radial extension of handle of a knife through the one side at the tool bit, forms at the opposite side of tool bit and keeps away the dead zone, and the tool bit can go deep into the work piece inslot, in the radial motion in-process of work piece normal running fit lathe tool, turns out the ring channel at the inner wall in work piece groove. The lathe tool is suitable for processing the annular groove with small space and large cutting depth, solves the problem that a common T-shaped groove milling cutter cannot solve, can greatly reduce cutting resistance and reduce heating of the cutter, effectively protects the cutting part, and prolongs the service life of the cutter.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of a workpiece to be cut according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a T-shaped special-shaped turning tool in the embodiment of the present invention;

FIG. 3 is a schematic view of a tool bit according to an embodiment of the present invention;

fig. 4 is the embodiment of the present invention, in which a T-shaped special lathe tool is used to process a workpiece.

Description of the labeling: 10. a workpiece; 11. a workpiece groove; 12. an annular groove; 21. a connecting section; 22. a fixed section; 23. bending sections; 30. a cutter head; 40. a blade; 41. and forming the teeth.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 2-3, for the embodiment of the utility model provides a T type heterotypic lathe tool, this T type heterotypic lathe tool include handle of a knife and tool bit 30, and one side of tool bit 30 is provided with along the cutting edge 40 of the radial extension of handle of a knife, and the opposite side of tool bit 30 is for keeping away the vacancy district, is equipped with along the shaping tooth 41 of handle of a knife axial extension on the cutting edge 40, forms the chip breaker groove between the adjacent shaping tooth 41.

The handle of a knife includes linkage segment 21, canned paragraph 22, the section of bending 23, and linkage segment 21 is connected with tool bit 30, and the focus of tool bit 30 is on canned paragraph 22's central extension line, and canned paragraph 22 and linkage segment 21 are connected to the section of bending 23. Is beneficial to improving the rigidity of the cutter and prolonging the service life. The length of the connecting section 21 is greater than the distance from the ring groove 12 to be turned in the workpiece 10 to the surface of the workpiece 10.

In one embodiment, the number of blades 40 is at least two, and the different blades 40 are arranged rotationally symmetrically along the center. Preferably, the number of blades 40 is three.

In one embodiment, the shaped teeth 41 on the different blades 40 are offset in the axial direction of the shank. The cutting capability of the cutter is improved.

In one embodiment, the chipbreakers on different blades 40 are of different sizes. The chip breaking performance of the cutter is improved.

As shown in fig. 4, the tool bit 30 may penetrate into the workpiece pocket 11, and during the radial movement of the workpiece 10 rotationally engaged with the turning tool, the annular pocket 12 is turned in the inner wall of the workpiece pocket 11.

Preferably, during radial movement of the tool, the tool holder is rotated to cut the workpiece 10 with a different cutting edge 40.

The turning tool is suitable for processing the annular groove with small space and large cutting depth, solves the problem that a common T-shaped groove milling cutter cannot solve, can greatly reduce cutting resistance and reduce heating of the cutter, effectively protects the cutting part, and prolongs the service life of the cutter.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a T type heterotypic lathe tool, its characterized in that, includes handle of a knife and tool bit, one side of tool bit is provided with along the cutting edge of the radial extension of handle of a knife, the opposite side of tool bit is for keeping away the vacancy district, be equipped with on the cutting edge along the shaping tooth of handle of a knife axial extension, adjacent form the chip-breaker between the shaping tooth, the tool bit can go deep into the work piece inslot, in the radial motion in-process of work piece normal running fit lathe tool, turns out the ring channel at the inner wall in work piece groove.

2. A T-shaped turning tool according to claim 1, wherein the number of the cutting edges is at least two, and the different cutting edges are arranged rotationally symmetrically along the center.

3. A T-shaped turning tool as claimed in claim 2, characterized in that the forming teeth on the different cutting edges are offset in the axial direction of the shank.

4. A T-shaped turning tool according to claim 2, characterized in that the chip breakers on different cutting edges are of different sizes.

5. A T-shaped turning tool according to claim 2, wherein the number of the cutting edges is three.

6. The T-shaped special-shaped lathe tool as claimed in claim 1, wherein the tool shank comprises a connecting section, a fixing section and a bending section, the connecting section is connected with the tool bit, the center of gravity of the tool bit is on the central extension line of the fixing section, and the bending section is connected with the fixing section and the connecting section.

7. A T-shaped turning tool as claimed in claim 6, characterized in that the length of the connecting section is greater than the distance from the annular groove to be turned in the workpiece to the surface of the workpiece.