CN218592333U

CN218592333U - Punching pin knife handle

Info

Publication number: CN218592333U
Application number: CN202222899862.5U
Authority: CN
Inventors: 胡晓可
Original assignee: Dongguan Xinda Cnc Tool Co ltd
Current assignee: Dongguan Xinda Cnc Tool Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-10
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a dash round pin handle of a knife, including the handle of a knife body, rotor overcoat and dabber, the one end of rotor overcoat is connected with the one end of handle of a knife body, be equipped with the eccentric orfice in the rotor overcoat, the entrance of eccentric orfice is equipped with dabber gland nut, the inside of eccentric orfice is equipped with the bearing, insert after the one end of dabber gland nut's centre bore and arrange the centre bore of bearing in, dabber gland nut locks the one end of dabber on the rotor overcoat, the other end of dabber stretches out the rotor overcoat outside, the other end of dabber is equipped with the cutter mounting structure who is used for installing towards round pin cutter, the central line of the eccentric orfice of rotor overcoat is not on same straight line with the central line of handle of a knife body, the central line of dabber and the central line of the eccentric orfice of rotor overcoat are in same straight line. The utility model discloses a split type structure can accomplish buffering and antidetonation furthest in the course of working, has increased eccentric structure on current product, and usable angle difference rotary processing adds the resistance littleer man-hour.

Description

Punching pin knife handle

Technical Field

The utility model relates to a technical field of numerical control handle of a knife, more specifically say, relate to a dash round pin handle of a knife.

Background

With the continuous development and progress of science and technology, numerical control production has become the mainstream of the industry nowadays, and a numerical control machine tool is welcomed as numerical control production equipment, and a numerical control knife handle is one of the most basic parts in the numerical control machine tool.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect among the prior art, provide a split type towards round pin handle of a knife that is equipped with eccentric structure additional.

In order to realize the above object, the utility model provides a dash and sell handle of a knife, including handle of a knife body, rotor overcoat, dabber and dabber gland nut, the one end of rotor overcoat is connected with the one end of handle of a knife body, be equipped with the eccentric orfice in the rotor overcoat, the entrance of eccentric orfice is equipped with dabber gland nut, the inside of eccentric orfice is equipped with the bearing, insert behind the one end of dabber gland nut's the centre bore in the centre bore of bearing, dabber gland nut locks the one end of dabber on the rotor overcoat, the other end of dabber stretches out the rotor overcoat outside, the other end of dabber is equipped with the cutter mounting structure who is used for the installation to dash and sell the cutter, the central line of the eccentric orfice of rotor overcoat is not on the same straight line with the central line of handle of a knife body, the central line of dabber and the central line of the eccentric orfice of rotor overcoat are in the same straight line.

As a preferred embodiment, one end of the tool holder body is provided with an outer sleeve mounting threaded hole, an external thread is arranged on the surface of one end of the rotor outer sleeve, and one end of the rotor outer sleeve is inserted into the outer sleeve mounting threaded hole and is in threaded connection with the outer sleeve mounting threaded hole through the external thread, so as to be connected with one end of the tool holder body.

As preferred embodiment, cutter mounting structure includes cutter clamping hole and screw hole, the cutter clamping hole extends along the length direction of dabber, the screw hole is located cutter clamping hole side and is perpendicular with cutter clamping hole, the screw hole runs through the surface of dabber and the inner wall in cutter clamping hole, the screw hole is used for installing cutter locking screw.

In a preferred embodiment, a dust ring is arranged between the mandrel compression nut and the mandrel.

In a preferred embodiment, the other end of the tool holder body is provided with a tapered surface.

As a preferred embodiment, the bearing is provided as a high speed bearing.

In a preferred embodiment, two bearings are provided.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model has the advantages of simple structure, novelty, reasonable in design adopts split type structure, can accomplish buffering and antidetonation in the furthest in the course of working, the utility model discloses increased eccentric structure on current product, usable angle difference rotation processing adds the resistance littleer man-hour.

2. The utility model discloses a side solid formula cutter locking mode, convenient and fast ground changes the cutter.

3. The utility model discloses a high speed bearing realizes the cutting of high rotational speed, reaches that the machined surface is more smooth, higher precision.

4. The utility model discloses increased the dust ring, prevented that add that debris such as cutting fluid, iron fillings from getting into the handle of a knife inside to influence its precision and life.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a cross-sectional view provided by an embodiment of the present invention;

fig. 2 is an exploded view (cross-section) of the structure provided by the embodiment of the present invention.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention provides a punching pin tool shank, which includes a tool shank body 1, a rotor housing 2, a mandrel 3, and a mandrel gland nut 4, and the structure of each component and the working principle thereof will be described below.

Preferably, one end of the tool holder body 1 may be provided with a housing mounting threaded hole 11, one end surface of the rotor housing 2 is provided with an external thread 24, and one end of the rotor housing 2 is inserted into the housing mounting threaded hole 11 and is in threaded connection with the housing mounting threaded hole 11 through the external thread 24, so as to be connected with one end of the tool holder body 1.

Preferably, the other end of the tool holder body 1 can be provided with a conical surface 12, and when the punching pin tool holder is installed, the punching pin tool holder can be installed on a machine tool by connecting the conical surface outside the tool holder body with the inner cone of the machine tool.

Be equipped with eccentric orfice 21 in the rotor overcoat 2, the entrance of eccentric orfice 21 is equipped with dabber gland nut 4, and the inside of eccentric orfice 21 is equipped with two bearings 23, and the centre bore of inserting in two bearings 23 behind the centre bore of dabber gland nut 4 is passed to the one end of dabber 3, and dabber gland nut 4 locks the one end of dabber 3 on rotor overcoat 2. The bearing 23 may be any high-speed bearing on the market.

The other end of the mandrel 3 extends out of the rotor outer sleeve 2, and a cutter mounting structure 31 for mounting a punching cutter is arranged at the other end of the mandrel 3.

In this embodiment, the tool mounting structure 31 may include a tool clamping hole 311 and a screw hole 312, the tool clamping hole 311 extends along the length direction of the mandrel 3, the screw hole 312 is located at the side of the tool clamping hole 311 and is perpendicular to the tool clamping hole 311, the screw hole 312 penetrates through the outer surface of the mandrel 3 and the inner wall of the tool clamping hole 311, and the screw hole 312 is used for mounting a tool locking screw.

When the cutter is installed, the cutter can be inserted into the cutter clamping hole and then is installed in the screw hole by using a screw and the surface of the cutter is locked, so that the cutter is locked on the mandrel.

The central line of the eccentric hole 21 of the rotor outer sleeve 2 and the central line of the tool shank body 1 are not on the same straight line, and the central line of the mandrel 3 and the central line of the eccentric hole 21 of the rotor outer sleeve 2 are on the same straight line.

In order to prevent sundries such as cutting fluid, scrap iron and the like from entering the interior of the cutter handle during machining, a dustproof ring 5 can be arranged between the mandrel compression nut 4 and the mandrel 3.

The utility model discloses whole surface nickel plating handles, and the handle of a knife can remove rust-resistant treatment from when not using state, can keep the handle of a knife not rusty under high wet high temperature, increase of service life and keep its precision.

The utility model discloses a dash round pin handle of a knife includes handle of a knife body, dabber and rotor overcoat, and buffering and antidetonation can be accomplished to furthest in the course of working to this kind of split type structure.

To sum up, the utility model has the advantages of it is following:

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The utility model provides a dash round pin handle of a knife which characterized in that: including handle of a knife body (1), rotor overcoat (2), dabber (3) and dabber gland nut (4), the one end of rotor overcoat (2) is connected with the one end of handle of a knife body (1), be equipped with eccentric orfice (21) in rotor overcoat (2), the entrance of eccentric orfice (21) is equipped with dabber gland nut (4), the inside of eccentric orfice (21) is equipped with bearing (23), insert after the centre bore of dabber gland nut (4) is passed to the one end of dabber (3) and arrange in the centre bore of bearing (23), dabber gland nut (4) lock the one end of dabber (3) on rotor overcoat (2), the other end of dabber (3) stretches out rotor overcoat (2) outside, the other end of dabber (3) is equipped with cutter mounting structure (31) that are used for the installation to dash the round pin cutter, the central line of the eccentric orfice (21) of rotor overcoat (2) is not on the same straight line with the central line of handle of knife body (1), the central line of central line and the eccentric orfice (2) of rotor overcoat (3) are in the same straight line.

2. The impact pin shank of claim 1, wherein: the one end of handle of a knife body (1) is equipped with overcoat installation screw hole (11), the one end surface of rotor overcoat (2) is equipped with external screw thread (24), overcoat installation screw hole (11) are inserted to the one end of rotor overcoat (2) and through external screw thread (24) and overcoat installation screw hole (11) threaded connection to be connected with the one end of handle of a knife body (1).

3. The punch pin tool shank of claim 1, wherein: cutter mounting structure (31) include cutter clamping hole (311) and screw hole (312), cutter clamping hole (311) extend along the length direction of dabber (3), screw hole (312) are located cutter clamping hole (311) side and are mutually perpendicular with cutter clamping hole (311), the outer surface of dabber (3) and the inner wall of cutter clamping hole (311) are run through in screw hole (312), screw hole (312) are used for installing cutter locking screw.

4. The punch pin tool shank of claim 1, wherein: and a dustproof ring (5) is arranged between the mandrel compression nut (4) and the mandrel (3).

5. The punch pin tool shank of claim 1, wherein: the other end of the knife handle body (1) is provided with a conical surface (12).

6. The punch pin tool shank of claim 1, wherein: the bearing (23) is configured as a high speed bearing.

7. The impact pin shank of claim 1, wherein: the number of the bearings (23) is two.