CN216575738U

CN216575738U - Composite cutter

Info

Publication number: CN216575738U
Application number: CN202122458029.2U
Authority: CN
Inventors: 滕飞; 杨宗举
Original assignee: Dongguan Fullanti Tools Ltd
Current assignee: Dongguan Fullanti Tools Ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-05-24
Anticipated expiration: 2031-10-12

Abstract

The application discloses compound tool, including stalk portion and sword portion, sword portion includes the chamfer section, attacks tooth section, countersunk head section and mills the section. The sword portion sets up in the one end of stalk portion, and the chamfer section, attack tooth section, countersunk head section and mill the section and connect gradually, and the chamfer section is located the one end that the stalk portion was kept away from to the sword portion. A first chamfering blade is arranged on the chamfering section; the tapping section is provided with a tapping blade; the countersunk head section is provided with a countersunk head cutting edge; the milling section is provided with milling cutting edges which are spirally arranged around the axis of the milling section. The utility model provides a compound tool can carry out chamfer processing, attack tooth processing, counter bore processing, milling process, has multiple functions, adds man-hour, can reduce the number of times of changing the cutter to improve production efficiency.

Description

Composite cutter

Technical Field

The application relates to the technical field of cutting tools, in particular to a composite tool.

Background

With the development of science and technology, the 3C industry, which integrates and applies three-technology products of computer, communication and consumer electronics, gradually plays an important role in the daily life of people, the quantity of products related to the 3C industry increases, and the production requirements of the products in the 3C industry also correspondingly increase.

In the product processing in the 3C industry, workpieces often need to be processed, for example, chamfering, tapping, milling and countersinking are performed, in the current processing process, a chamfering tool, a tapping tool, a milling tool and a countersinking tool are usually adopted respectively, and the hole slots are processed in sequence, but the workpieces are processed for multiple times, and the corresponding tool needs to be replaced in each processing, so that the processing time is long, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, the composite cutter can chamfer, attack teeth and mill a workpiece, the times of cutter replacement are reduced, and the production efficiency is improved.

Some embodiments of the present application provide a composite cutting tool, comprising:

a handle;

the cutter part is arranged at one end of the handle part and comprises a chamfer section, a tapping section, a countersunk section and a milling section which are sequentially connected, and the chamfer section is positioned at one end of the cutter part, which is far away from the handle part; a first chamfering blade is arranged on the chamfering section; the tapping section is provided with a tapping blade; the countersunk head section is provided with a countersunk head cutting edge; the milling section is provided with milling cutting edges, and the milling cutting edges are spirally arranged around the axis of the milling section.

According to the compound cutter of the embodiment of the application, at least the following beneficial effects are achieved: the utility model provides a compound tool includes stalk portion and sword portion, and sword portion includes the chamfer section, attacks tooth section, countersunk head section and mills the section. The sword portion sets up in the one end of stalk portion, and the chamfer section, attack tooth section, countersunk head section and mill the section and connect gradually, and the chamfer section is located the one end that the stalk portion was kept away from to the sword portion. A first chamfering blade is arranged on the chamfering section; the tapping section is provided with a tapping blade; the countersunk head section is provided with a countersunk head cutting edge; the milling section is provided with milling cutting edges which are spirally arranged around the axis of the milling section. The compound tool of this application embodiment carries out chamfer processing through the chamfer cutting edge of chamfer section to the work piece, attack tooth processing through attacking tooth cutting edge of tooth section to the work piece, the countersunk head cutting edge through the countersunk head section carries out countersunk hole processing to the work piece, mill the work piece through the milling cutting edge of milling the section, the compound tool of this application embodiment can carry out chamfer processing, attack tooth processing, countersunk hole processing, milling process, multiple functions have, add man-hour, can reduce the number of times of changing the cutter, thereby improve production efficiency.

According to some embodiments of the present application, the blade portion is further provided with a first flute, the first flute being helically arranged around an axis of the blade portion.

According to some embodiments of the application, still be provided with the second chip groove on the chamfer section, the second chip groove with first chip groove intercommunication.

According to some embodiments of the present application, the first chamfer cutting edges are provided in two, the first chip grooves are provided in two, the second chip grooves are provided in two, and the two first chamfer cutting edges and the two second chip grooves are arranged in a staggered manner; the second chip grooves are communicated with the first chip grooves in a one-to-one correspondence mode.

According to some embodiments of the application, the chamfer section, the tapping section, the countersink section and the milling section are all coaxially arranged.

According to some embodiments of the application, the diameter of the tapping section is greater than the diameter of the chamfer section, and the diameter of the countersink section is greater than the diameter of the tapping section.

According to some embodiments of the application, the chamfer section, the tapping section, the countersunk section and the milling section are integrally formed.

According to some embodiments of the present application, the shank is provided in a cylindrical shape, and the shank is integrally formed with the blade portion.

According to some embodiments of the present application, the chamfer section, the tapping section, the countersink section and the milling section are provided with a wear resistant coating.

According to some embodiments of the application, the knife portion further comprises an extension section, and the tapping section is connected with the countersunk head section through the extension section.

Additional aspects and advantages of the present application 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 present application.

Drawings

Additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of a composite cutting tool according to some embodiments of the present application;

FIG. 2 is a schematic view of another angled configuration of a composite cutting tool according to some embodiments of the present application;

FIG. 3 is a cross-sectional schematic view of a composite cutting tool according to some embodiments of the present application;

FIG. 4 is a schematic view of another angled configuration of a composite cutting tool according to some embodiments of the present application.

The reference numbers are as follows:

a handle 100;

a blade portion 200; a chamfering blade 210; a tapping blade 220; second flutes 211; a first flute 250; an extension segment 260; a countersunk blade 230; milling edge 240.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application.

In the description of the present application, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

Referring to fig. 1 to 4, embodiments of the present application provide a composite tool including a shank portion 100 and a blade portion 200, the blade portion 200 including a chamfer section, a tapping section, a counter-sunk section, and a milling section. The knife section 200 is arranged at one end of the handle 100, the chamfering section, the tapping section, the countersunk section and the milling section are sequentially connected, and the chamfering section is positioned at one end of the knife section 200 far away from the handle 100. A first chamfering blade 210 is arranged on the chamfering section; the tapping section is provided with a tapping blade 220; the countersunk section is provided with a countersunk blade 230; the milling segment is provided with milling cutting edges 240, the milling cutting edges 240 being helically arranged around the axis of the milling segment. In the composite cutting tool of the embodiment of the present application, the shank 100 is used for connection with an external device, for example, a jig (not shown) of a machine tool (not shown) to enable the machine tool to drive the composite cutting tool for machining. The compound tool carries out chamfer processing to the work piece through the chamfer cutting edge 210 of chamfer section, attack tooth processing to the work piece through the tooth cutting edge 220 of attacking the tooth section, the hole of work piece is processed through the countersunk head cutting edge 230 of countersunk head section, in order to form the countersunk hole, mill the cutting edge 240 through milling the section and mill the work piece, the compound tool of this application embodiment can carry out chamfer processing, attack tooth processing, countersunk hole processing, milling process, multiple functions have, add man-hour, can reduce the number of times of changing the cutter, realize processing a plurality of positions of work piece through a compound tool, thereby improve production efficiency.

It will be appreciated that the blade portion 200 is also provided with first flutes 250, the first flutes 250 being helically disposed about the axis of the blade portion 200. The first chip discharge groove 250 has a spiral shape so as to discharge chips generated by machining. Referring to fig. 1 and 2, two first flutes 250 are provided on the cutter portion 200 at intervals, the two first flutes 250 are each spirally provided around the axis of the cutter portion 200, and the tapping blade 220, the counter blade 230, and the milling blade 240 are provided between the two first flutes 250.

It is understood that the chamfered section is also provided with a second flute 211, and the second flute 211 is communicated with the first flute 250. When the first chamfering part is chamfered, the second chip groove 211 can discharge the waste chips generated during chamfering, and then guide the waste chips to the first chip groove 250, and discharge the waste chips through the first chip groove 250.

It can be understood that, referring to fig. 2 and 4, the first chamfer cutting edges 210 are provided in two, the first chip grooves 250 are provided in two, the second chip grooves 211 are provided in two, and the two first chamfer cutting edges 210 are staggered with the two second chip grooves 211; the second flutes 211 communicate with the first flutes 250 in a one-to-one correspondence. Referring to fig. 3, the end surfaces of the two first chamfer cutting edges 210 are smooth, and the end surfaces of the two first chamfer cutting edges 210 are located on the same horizontal plane, so that damage to a workpiece due to the fact that the end surfaces of the two first chamfer cutting edges 210 are not flat during chamfering is avoided.

It will be appreciated that the chamfer section, the tapping section, the countersink section and the milling section are all coaxially arranged.

It will be appreciated that the diameter of the tapping section is greater than the diameter of the chamfer section and the diameter of the countersink section is greater than the diameter of the tapping section. And the diameter of countersunk head section is crescent along the direction that is close to stalk portion 100 for can use the chamfer section, attack tooth section, countersunk head section to process same hole groove, carry out chamfer burring processing to the hole groove through the chamfer section, attack tooth processing through attacking the tooth section to the hole groove, make the inboard screw thread that forms of hole groove, process the hole groove through the countersunk head section, in order to become the countersunk head hole groove with the hole groove.

It will be appreciated that the chamfer section, the tapping section, the counter sink section and the milling section are integrally formed. The shank 100 is provided in a cylindrical shape, and the shank 100 is integrally formed with the blade portion 200. Specifically, by providing the shank 100 in a cylindrical shape, the shank 100 can be easily clamped to a machine tool when the composite cutting tool is used, and can be applied to various jigs. In addition, through with the chamfer section, attack tooth section, countersunk head section and mill section integrated into one piece, stalk portion 100 and sword portion 200 integrated into one piece can also reduce the cost of the compound tool of preparation this application embodiment, when the compound tool of preparation this application embodiment, can reduce the use of mould, improved the production efficiency of the compound tool in this application embodiment.

It can be understood that the chamfer section, the tapping section, the countersink section and the milling section are all provided with wear resistant coatings (not shown in the figure) which can guarantee the service life of the tapping section, the countersink section and the milling section.

It can be understood that the knife portion 200 further includes an extension section 260, the tapping section is connected to the counter sink section through the extension section 260, the extension section 260 enables the tapping section to have a certain distance between the counter sink sections, and the tapping section and the counter sink section can have different distances by setting the extension sections 260 with different lengths, so as to adapt to workpieces with different sizes.

The embodiments of the present application have been described in detail with reference to the drawings, but the present application is not limited to the embodiments, and various changes can be made without departing from the spirit of the present application within the knowledge of those skilled in the art.

Claims

1. A composite cutting tool, comprising:

a handle;

the cutter part is arranged at one end of the handle part and comprises a chamfer section, a tapping section, a countersunk section and a milling section which are sequentially connected, and the chamfer section is positioned at one end of the cutter part, which is far away from the handle part; a first chamfering blade is arranged on the chamfering section; the tapping section is provided with a tapping blade; the countersunk head section is provided with a countersunk head cutting edge; and the milling section is provided with milling cutting edges which are spirally arranged around the axis of the milling section.

2. The composite tool as set forth in claim 1, wherein the blade portion is further provided with first flutes helically disposed about an axis of the blade portion.

3. The composite tool as set forth in claim 2, wherein a second flute is also provided on said chamfered section, said second flute communicating with said first flute.

4. The compound tool according to claim 3, wherein the first chamfer cutting edges are provided in two, the first chip flutes are provided in two, the second chip flutes are provided in two, and the two first chamfer cutting edges are staggered with the two second chip flutes; the second chip grooves are communicated with the first chip grooves in a one-to-one correspondence mode.

5. The compound tool as recited in claim 1, wherein the chamfer section, the tap section, the countersink section, and the mill section are all coaxially disposed.

6. The compound tool as recited in claim 5, wherein the tapping section has a diameter greater than a diameter of the chamfer section and the countersink section has a diameter greater than a diameter of the tapping section.

7. The composite tool as set forth in claim 1 wherein the chamfer, tapping, countersinking and milling sections are integrally formed.

8. The composite tool of claim 7, wherein the shank portion is cylindrically configured and is integrally formed with the blade portion.

9. The composite tool as set forth in claim 1 wherein the chamfer section, the tapping section, the countersink section, and the milling section are each provided with a wear resistant coating.

10. The compound tool as in claim 1, wherein the blade portion further comprises an extension segment through which the tapping segment is connected with the counter segment.