CN220612421U

CN220612421U - Quick waste removing numerical control cutter

Info

Publication number: CN220612421U
Application number: CN202322292410.5U
Authority: CN
Inventors: 叶德彪
Original assignee: Zhejiang Jinglu Tools Co ltd
Current assignee: Zhejiang Jinglu Tools Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-19
Anticipated expiration: 2033-08-25

Abstract

The utility model discloses a quick scrap removing numerical control cutter, which comprises the following components: the cutter comprises a cutter handle part, a cutter head part and a plurality of milling cutters, wherein the cutter handle part and the cutter head part are of an integrated structure, the cutter handle part is fixedly arranged at the top end of the cutter head part, the cutter head part is of a conical structure, chip grooves are formed in the surface of the cutter head part, the surface of the chip grooves is provided with a plurality of cutter grooves, and the milling cutters are fixedly arranged on the inner sides of the cutter grooves. According to the utility model, by arranging the novel taper milling cutter structure, the chip removal grooves on the surface of the cutter head are utilized to carry out rotational flow chip removal on waste, and during the rotation work of the cutter head, the spiral chip removal grooves on the surface of the taper surface enable the waste to be separated from a workpiece rapidly, so that the waste is cut off and separated under the rotation of a plurality of milling cutters, the chip removal efficiency is improved, each milling cutter independently works to protrude out of the surface of the cutter head, and a large amount of heat generated by friction between the cutter head and the surface of the workpiece is avoided.

Description

Quick waste removing numerical control cutter

Technical Field

The utility model relates to the technical field of numerical control cutters, in particular to a quick scrap removing numerical control cutter.

Background

The numerical control milling cutter is a rotary cutter for milling processing of a numerical control machine tool, and comprises one or a plurality of cutter teeth, wherein each cutter tooth is used for cutting off the allowance of a workpiece intermittently in sequence during operation, the milling cutter is mainly used for processing planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on the milling machine, and in order to ensure that the average chip thickness is high enough, the cutter tooth number of the milling cutter suitable for the process must be correctly determined per tooth feeding amount. The existing taper milling cutter can generate a large amount of scraps during milling, the scraps are not easy to cut off, the scraps are accumulated on the surfaces of a workpiece and a cutter head, abrasion is caused to the workpiece and the cutter head, the milling progress and accuracy of the cutter head are affected, and the taper milling cutter can generate a large amount of heat due to frequent friction with the workpiece during drilling, damage to the cutter head can be caused by high temperature, the service life of the cutter head is affected, and in addition, the hardness of a traditional cutter edge is poor during hole turning, and the situation of chipping easily occurs. In view of the above, the present utility model provides a quick-return and scrap-removing numerical control tool for solving the existing problems, and aims to solve the problems and improve the practical value by the technology.

Disclosure of Invention

The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.

The technical scheme adopted by the utility model is as follows: a quick reject numerical control cutter, comprising: the cutter comprises a cutter handle part, a cutter head part and a plurality of milling cutters, wherein the cutter handle part and the cutter head part are of an integrated structure, the cutter handle part is fixedly arranged at the top end of the cutter head part, the cutter head part is of a conical structure, chip grooves are formed in the surface of the cutter head part, the surface of each chip groove is provided with a plurality of cutter grooves, and the milling cutters are fixedly arranged on the inner sides of the cutter grooves.

The present utility model may be further configured in a preferred example to: the diameter of the top end of the cutter head part is larger than that of the cutter handle part, chip discharging ports and chip inlet ports are respectively arranged at the upper end and the lower end of the chip discharging groove, and the surface of the chip discharging groove is in a smooth surface structure.

The present utility model may be further configured in a preferred example to: the milling cutter is a high-speed alloy steel component, is of a square structure and is provided with a cutting edge positioned on the periphery of the cutter head on one side.

The present utility model may be further configured in a preferred example to: the chip grooves are in a spiral shape, and the number of the chip grooves is two and are symmetrically arranged about the origin of the center of the cutter head.

The present utility model may be further configured in a preferred example to: the surface of the tool bit part is provided with a conical ladder surface, the conical ladder surface is arranged in parallel with the surface direction of the tool handle part, the milling cutter is arranged in the radial direction of the conical ladder surface, and one side of the milling cutter protrudes out of the surface of the conical ladder surface.

The present utility model may be further configured in a preferred example to: the number of the conical ladder faces is several, the conical ladder faces are spirally arranged on the surface of the cutter head, each conical ladder face is of a cambered surface structure, and the circle center of the cambered surface and the cutter handle are located on the same vertical axis.

The beneficial effects obtained by the utility model are as follows:

1. according to the utility model, by arranging the novel taper milling cutter structure, the chip grooves on the surface of the cutter head are utilized to carry out rotational flow chip removal on waste, and during the rotation work of the cutter head, the spiral chip grooves on the surface of the taper surface enable the waste to be separated from a workpiece rapidly, so that the waste is cut off and separated under the rotation of a plurality of milling cutters, and the chip removal efficiency is improved.

2. According to the utility model, the plurality of protruding milling cutter structures are arranged on the surface of the cutter surface, the milling cutters mill the workpiece in a gradient manner in the machining process, each milling cutter independently works to protrude out of the surface of the cutter head, so that a large amount of heat generated by friction between the cutter head and the surface of the workpiece is avoided, and each milling cutter can be independently replaced, so that the service life of the cutter is prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a head portion according to an embodiment of the present utility model;

fig. 3 is a schematic view of a bottom surface structure of a head portion according to an embodiment of the present utility model.

Reference numerals:

100. a knife handle; 200. a cutter head part; 210. a chip removal groove; 220. a conical trapezoidal surface; 230. a knife slot; 211. a chip removal port; 212. a chip inlet port; 300. milling cutter.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

The following describes a quick scrap removal numerical control tool provided by some embodiments of the present utility model with reference to the accompanying drawings.

1-3, the quick scrap removing numerical control cutter provided by the utility model comprises the following components: the cutter comprises a cutter handle part 100, a cutter head part 200 and a plurality of milling cutters 300, wherein the cutter handle part 100 and the cutter head part 200 are of an integrated structure, the cutter handle part 100 is fixedly arranged at the top end of the cutter head part 200, the cutter head part 200 is of a conical structure, chip grooves 210 are formed in the surfaces of the cutter head part 200, a plurality of cutter grooves 230 are formed in the surfaces of the chip grooves 210, and the milling cutters 300 are fixedly arranged on the inner sides of the cutter grooves 230.

In this embodiment, the diameter of the tip end of the cutter head 200 is larger than the diameter of the cutter handle 100, and the chip discharging port 211 and the chip inlet port 212 are respectively provided at the upper and lower ends of the chip discharging groove 210, so that the surface of the chip discharging groove 210 has a smooth surface structure.

In this embodiment, the milling cutter 300 is a high-speed alloy steel member, the milling cutter 300 has a square structure and one side is provided with a cutting edge located at the outer periphery of the cutter head 200.

In this embodiment, the flutes 210 are helical, with two flutes 210 being symmetrically disposed about the origin of the center of the cutter head 200.

In this embodiment, the surface of the cutter head portion 200 is provided with a tapered surface 220, the tapered surface 220 is arranged parallel to the surface direction of the shank portion 100, the milling cutter 300 is arranged in the radial direction of the tapered surface 220, and one side of the milling cutter 300 protrudes from the surface of the tapered surface 220.

Further, the number of the tapered ladder surfaces 220 is several, and the tapered ladder surfaces 220 are spirally arranged on the surface of the cutter head portion 200, each tapered ladder surface 220 is in a cambered surface structure, and the center of the cambered surface and the cutter handle portion 100 are located on the same vertical axis.

Specifically, the milling is performed by contacting the protruding portion of the milling cutter 300 with the workpiece, and the tapered surface 220 at the rear end of the milling cutter 300 is not contacted with the workpiece, thereby reducing heat caused by friction effect.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a quick useless numerical control cutter that returns which characterized in that includes: the cutter comprises a cutter handle portion (100), a cutter head portion (200) and a plurality of milling cutters (300), wherein the cutter handle portion (100) and the cutter head portion (200) are of an integrated structure, the cutter handle portion (100) is fixedly mounted on the top end of the cutter head portion (200), the cutter head portion (200) is of a conical structure, chip grooves (210) are formed in the surface of the cutter head portion, a plurality of cutter grooves (230) are formed in the surface of the chip grooves (210), and the milling cutters (300) are fixedly mounted on the inner sides of the cutter grooves (230).

2. The rapid scrap removing numerical control cutter according to claim 1, wherein the top end diameter of the cutter head portion (200) is larger than the diameter of the cutter handle portion (100), chip removing ports (211) and chip inlet ports (212) are respectively formed at the upper end and the lower end of the chip removing groove (210), and the surface of the chip removing groove (210) is in a smooth surface structure.

3. The rapid refund numerical control cutter according to claim 1, wherein the milling cutter (300) is a high-speed alloy steel material member, the milling cutter (300) has a square structure and one side is provided with a cutting edge located at the periphery of the cutter head (200).

4. The rapid refund numerical control tool as set forth in claim 1, wherein the number of the chip grooves (210) is two and symmetrically arranged about the origin of the center of the cutter head (200) is spiral.

5. The rapid refund numerical control tool according to claim 1, characterized in that the surface of the tool head part (200) is provided with a conical surface (220), the conical surface (220) is arranged parallel to the surface direction of the tool shank part (100), the milling cutter (300) is arranged in the radial direction of the conical surface (220), and one side of the milling cutter (300) protrudes out of the surface of the conical surface (220).

6. The rapid refund numerical control cutter according to claim 5, wherein the number of the conical ladder surfaces (220) is several, the conical ladder surfaces are arranged on the surface of the cutter head part (200) in a spiral direction, each conical ladder surface (220) is in a cambered surface structure, and the cambered surface circle center and the cutter handle part (100) are located on the same vertical axis.