CN214922583U - Cutter positioning structure and cutter - Google Patents

Abstract

The application discloses location structure and cutter of cutter, including being used for with the head end interference fit's of cutter handle position sleeve, the position sleeve cover is established the head end of cutter handle, just the material of position sleeve is the metal material. The head end interference fit of position sleeve and cutter handle has improved the steadiness of position sleeve, and the difficult displacement that takes place of position sleeve through having done safety test on cutter installation machine, and the cutter 72 hours is difficult for being thrown away under the speed of 24000 revolutions of a minute to difficult and the internal surface of clamping head take place the friction, be difficult for leading to the fact wearing and tearing to the clamping head, improved the precision of clamping, the position sleeve adopts the metal material, has improved the radiating efficiency of cutter, thereby has improved the life of cutter. The problem of current cutter handle from the positioning ability weak and the setting element take place the displacement easily, and the setting element is plastic material poor that dispels the heat to easily cause clamping head wearing and tearing and reduce the clamping precision, influence the processing quality is solved.

Description

Cutter positioning structure and cutter

Technical Field

The application relates to the technical field of cutters, in particular to a positioning structure of a cutter and the cutter.

Background

In the prior art, tools are generally divided into different tools according to functions, and during machining operation, different tools are replaced according to needs to further realize each process. The existing machining industry needs the cutter handle to be installed in a machine tool chuck to realize machining operation, the cutter handle of the existing cutter is weak in self-positioning capacity, a positioning piece of the cutter handle is easy to bear and relatively displaces with the cutter handle, and cannot be fixed on the cutter handle to realize positioning effect, abrasion is easily caused on the inner surface of a clamping head, frequent replacement can reduce clamping precision and influence machining quality, and the existing positioning piece is made of plastic materials, so that the existing machining industry is poor in heat dissipation performance and easy to damage.

Therefore, how to solve the problems that the self-positioning capability of the existing cutter handle is weak, the positioning piece is easy to displace, the positioning piece is made of plastic materials and poor in heat dissipation, a clamping head is easy to wear, clamping precision is reduced, and machining quality is affected is a key technical problem to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

For overcoming the problem that exists in the correlation technique to a certain extent at least, the utility model aims at providing a location structure and cutter of cutter, it can solve the current cutter handle from the weak and setting element of locating capability take place the displacement easily, and the setting element is plastic material heat dissipation poor to easily cause clamping head wearing and tearing and reduce the clamping precision, influence the problem of processing quality.

The application provides a location structure of cutter, including being used for with the head end interference fit's of cutter handle position sleeve, the position sleeve cover is established the head end of cutter handle, just the material of position sleeve is the metal material.

Preferably, the positioning sleeve comprises a first part in interference fit with the head end of the cutter handle and a second part in an integral structure with the first part, and the second part is sleeved outside the cutter head.

Preferably, the diameter of the second portion decreases in a direction away from the tool shank.

Preferably, the head end of the second portion has an internal diameter that matches the diameter of the cutter head.

Preferably, the second portion abuts against a side wall of the cutter head.

Preferably, the material of position sleeve is copper.

The application also provides a cutter, including the cutter handle with install the tool bit of cutter handle head end, still including the location structure that is used for the location to adorn the location position of chuck, location structure is above-mentioned arbitrary one the location structure of cutter

Preferably, the tool handle and the tool bit are both made of metal.

The technical scheme provided by the application can comprise the following beneficial effects:

the application provides a location structure and cutter of cutter, including the position sleeve, the position sleeve cover is established at the head end of cutter handle to the position sleeve is with the head end interference fit of cutter handle, with the steadiness that improves the position sleeve and be connected with the cutter handle, in carrying out clamping and course of working, the position sleeve can not take place the displacement, has improved the location effect, thereby has improved the processing quality. And the material of position sleeve is the metal material, because the self heat conductivity of metal, can dispel the heat that the tool bit produced when processing fast to the thermal diffusivity of cutter has been improved.

So set up, the head end interference fit of position sleeve and cutter handle has improved the steadiness of position sleeve, and the difficult displacement that takes place of position sleeve through having done safety test on cutter installation machine, is difficult for being thrown away in 72 hours of cutter under the speed of a minute 24000 commentaries on classics. And the inner surface of the clamping head is not easy to rub, the clamping head is not easy to wear, the clamping precision is improved, the positioning sleeve is made of metal, the heat dissipation efficiency of the cutter is improved, and the service life of the cutter is prolonged. The problem of current cutter handle from the positioning ability weak and the setting element take place the displacement easily, and the setting element is plastic material poor that dispels the heat to easily cause clamping head wearing and tearing and reduce the clamping precision, influence the processing quality is solved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

FIG. 1 is a perspective view of a tool shown in accordance with some exemplary embodiments;

FIG. 2 is a first perspective view of a position sleeve according to some exemplary embodiments;

FIG. 3 is a second perspective view of a locating sleeve according to some exemplary embodiments;

FIG. 4 is a front view of a tool shown in accordance with some exemplary embodiments;

FIG. 5 is a cross-sectional view of a tool shown in accordance with some exemplary embodiments;

FIG. 6 is a side view of a position sleeve according to some exemplary embodiments;

FIG. 7 is a cross-sectional view of a retaining sleeve shown in accordance with some exemplary embodiments.

In the figure:

1. a tool shank; 2. a cutter head; 3. a positioning sleeve; 4. a first portion; 5. a second portion; 6. and a through hole.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.

Referring to fig. 1 to 7, this embodiment provides a positioning structure of a cutter, including a positioning sleeve 3, the positioning sleeve 3 is sleeved on the head end of the cutter handle 1, and the positioning sleeve 3 is in interference fit with the head end of the cutter handle 1, so as to improve the stability of the connection between the positioning sleeve 3 and the cutter handle 1, and in the processes of clamping and machining, the positioning sleeve 3 does not displace, so as to improve the positioning effect, thereby improving the machining quality.

The positioning sleeve 3 is made of metal, so that heat generated during machining of the tool bit 2 can be rapidly dissipated due to the heat conductivity of the metal, and the heat dissipation performance of the tool is improved.

The head end interference fit of position sleeve 3 and cutter handle 1 has improved the steadiness of position sleeve 3, and the difficult displacement that takes place of position sleeve 3 to difficult and the internal surface of clamping head take place the friction, be difficult for causing wearing and tearing to the clamping head, improved the precision of clamping.

It should be noted that by performing a safety test on the tool mounting machine, the tool is not easily thrown away within 72 hours at a speed of 24000 rpm due to the positioning structure.

The locating sleeve 3 is made of metal materials, so that the heat dissipation efficiency of the cutter is improved, and the service life of the cutter is prolonged.

So set up, solved current cutter handle 1 from the positioning ability weak and the setting element take place the displacement easily, and the setting element is plastic material poor that dispels the heat to easily cause clamping head wearing and tearing and reduce the clamping precision, influence the problem of processing quality.

In this embodiment, as shown in fig. 6 and 7, the positioning sleeve 3 includes a first portion 4 and a second portion 5, the first portion 4 is in interference fit with the head end of the tool shank 1, and the second portion 5 is sleeved outside the tool bit 2 to provide a certain fixing effect for the connection between the tool shank 1 and the tool bit 2.

The first part 4 and the second part 5 can be of an integrated structure, so that the connecting structure is reduced, and the connecting stability is improved.

It should be noted that the positioning sleeve 3 is provided with a through hole 6 for the tool bit 2 to pass through, so that the second portion 5 of the positioning sleeve 3 is sleeved outside the tool bit 2.

Preferably, along the direction of keeping away from cutter handle 1, the diameter of second portion 5 reduces gradually, and second portion 5 can be the frustum structure promptly, and like this, in the course of working, the work piece can not play the hindrance effect to position sleeve 3, and the work piece is difficult for contacting with position sleeve 3 to can not cause wearing and tearing to position sleeve 3, improved position sleeve 3's life.

In this embodiment, as shown in fig. 1, the inner diameter of the head end of the second portion 5 matches with the diameter of the cutter head 2, so as to limit the cutter head 2 and prevent the cutter head 2 from being stressed and deviated.

Moreover, the second part 5 is abutted against the side wall of the cutter head 2, so that the stability of the connection between the cutter head 2 and the cutter handle 1 is further improved.

In this embodiment, the material of the positioning sleeve 3 may be copper, so as to facilitate heat dissipation.

This embodiment provides a pair of location structure of cutter, including position sleeve 3, 3 covers of position sleeve are established at the head end of cutter handle 1 to position sleeve 3 and the head end interference fit of cutter handle 1, the material of position sleeve 3 is the metal material, and second portion 5 of position sleeve 3 is the frustum structure, so, has both improved the location ability of cutter handle 1, has improved the heat-sinking capability again, and has improved the life of this location structure and cutter.

The specific embodiment also provides a cutter, which comprises a cutter handle 1 and a cutter head 2, wherein the cutter head 2 is arranged at the head end of the cutter handle 1, and the cutter also comprises a positioning structure for positioning the positioning position of the clamping head. Specifically, location structure can be any one of the above-mentioned embodiment location structure of cutter, location cover 3 through location structure and the head end interference fit of cutter handle 1, improved the steadiness of location cover 3, the difficult displacement that takes place of location cover 3 to difficult and the internal surface of clamping head take place the friction, be difficult for causing wearing and tearing to the clamping head, improved the precision of clamping, location cover 3 adopts the metal material, improved the radiating efficiency of cutter, thereby improved the life of cutter. The problem of current cutter handle 1 from the positioning ability weak and the setting element take place the displacement easily, and the setting element is plastic material poor that dispels the heat to easily cause clamping head wearing and tearing and reduce the clamping precision, influence the processing quality is solved.

In some embodiments, the tool shank 1 and the tool bit 2 are made of metal, so as to improve the service life of the tool.

Here, the cutting head 2 can be fixedly installed at the head end of the tool shank 1, and the cutting head 2 can be integrated with the tool shank 1, of course, the cutting head 2 can also be detachably installed at the head end of the tool shank 1,

it should be noted that, unless otherwise specified or limited explicitly in the description of the present invention, the terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, a direct connection, and an indirect connection via an intermediate medium. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (8)

1. The utility model provides a location structure of cutter, its characterized in that, including be used for with head end interference fit's of cutter handle (1) position sleeve (3), position sleeve (3) cover is established the head end of cutter handle (1), just the material of position sleeve (3) is the metal material.

2. The positioning structure of the cutter according to claim 1, wherein the positioning sleeve (3) comprises a first portion (4) in interference fit with the head end of the cutter handle (1) and a second portion (5) in an integral structure with the first portion (4), and the second portion (5) is sleeved outside the cutter head (2).

3. The positioning structure for a tool according to claim 2, characterized in that the diameter of the second portion (5) is gradually reduced in a direction away from the tool shank (1).

4. A tool positioning structure according to claim 3, wherein the inner diameter of the head end of the second portion (5) matches the diameter of the cutting head (2).

5. The positioning structure for a tool according to claim 4, characterized in that the second portion (5) abuts against a side wall of the tool head (2).

6. The positioning structure of the cutter according to claim 1, wherein the positioning sleeve (3) is made of copper.

7. A cutting tool, comprising a tool shank (1) and a cutting head (2) arranged at the head end of the tool shank (1), characterized by further comprising a positioning structure for positioning the positioning position of a clamping head, wherein the positioning structure is the positioning structure of the cutting tool according to any one of claims 1-6.

8. Tool according to claim 7, characterized in, that the tool shank (1) and the tool head (2) are both of metal.

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