CN212286024U - Novel insert milling cutter - Google Patents
Novel insert milling cutter Download PDFInfo
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- CN212286024U CN212286024U CN202020888119.8U CN202020888119U CN212286024U CN 212286024 U CN212286024 U CN 212286024U CN 202020888119 U CN202020888119 U CN 202020888119U CN 212286024 U CN212286024 U CN 212286024U
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- cutter
- cutter head
- peripheral edges
- spiral
- milling
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Abstract
The utility model relates to the technical field of cutters, in particular to a novel slotting cutter, which comprises a cutter head and a cutter handle which are coaxially and sequentially connected, wherein the cutter head is provided with a plurality of spiral peripheral blades which annularly surround the central axis of the cutter head, and a spiral chip groove is arranged between two adjacent peripheral blades; the end part of the cutter head is provided with a plurality of cutter edge parts which protrude forwards from the end surface of the end part of the cutter head; due to the structural arrangement, the cutter edge part can perform high-performance interpolation/slope milling with a large helix angle/slope angle, the efficiency of spiral interpolation milling or slope milling is improved to the utmost extent, the interpolation milling time can be reduced, the machining efficiency is greatly improved, and the high-performance interpolation/slope milling cutter has high universality on various materials and machining strategies.
Description
Technical Field
The utility model relates to the technical field of cutters, concretely relates to novel insert milling cutter.
Background
In CNC processing, the plunge milling is always a difficult project, the traditional cutter can only carry out small-angle interpolation milling when plunge milling, the angle is too big and can lead to the cutter blade to collapse and lack, even the cutter breaks, and the machining efficiency of traditional cutter is generally low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough among the prior art, and provide a novel milling cutter that inserts that machining efficiency is high.
The purpose of the utility model is realized through the following technical scheme:
the novel slotting cutter comprises a cutter head and a cutter handle which are coaxially and sequentially connected, wherein the cutter head is provided with a plurality of spiral peripheral edges, the plurality of peripheral edges annularly surround the central axis of the cutter head, and a spiral chip groove is formed between every two adjacent peripheral edges; the end part of the cutter head is provided with a blade part spirally extending from the end part of each peripheral blade, and the blade part forwards protrudes out of the end surface of the end part of the cutter head.
The knife edge parts correspond to the circumferential edges one by one, and the knife edge parts and the circumferential edges are integrally formed.
Wherein, a plurality of the blade portion annular is arranged around the central axis of tool bit.
Wherein, a plurality of peripheral blades are spirally arranged clockwise or anticlockwise.
Wherein, the main cutting edge of each cutting edge portion all is equipped with the protection chamfer.
Wherein, each chip groove is provided with a spiral groove.
Wherein the angles of the helical angles of two adjacent peripheral edges are not equal.
Wherein the peripheral edge has a helix angle of between 36 ° and 38 °.
The cutter head is also provided with a heat dissipation through hole which is parallel to and coincident with the central axis of the cutter head.
Wherein, be circular arc transition between tool bit and the handle of a knife.
The utility model has the advantages that: the cutter edge parts protrude forwards from the end face of the end part of the cutter head, and the structure is arranged, so that the cutter edge parts can perform high-performance interpolation milling with a large spiral angle, or the cutter edge parts can perform slope milling with a slope angle, the efficiency of interpolation milling with the spiral angle or slope milling with the slope angle is improved to the utmost extent, the interpolation milling time can be reduced, the machining efficiency is greatly improved, and the cutter edge part has extremely high universality on various materials and machining strategies.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a front view of the novel slotting cutter of the present invention.
Fig. 2 is a right side view of the novel slotting cutter of the present invention.
Fig. 1 to 2 include:
the cutter comprises a cutter head 1, a cutter handle 2, a peripheral edge 3, a chip groove 4, a blade part 5, a spiral groove 6 and a heat dissipation through hole 7.
Detailed Description
The invention will be further described with reference to the following examples.
The utility model discloses a novel insert milling cutter's embodiment, as shown in fig. 1, including tool bit 1 and handle of a knife 2, tool bit 1 and handle of a knife 2 are coaxial to be connected gradually, are circular arc transitional coupling between handle of a knife 2 and the tool bit 1 for the cutter can reduce radial beat, and the rigidity of cutter is better, and the cutter can bear higher mechanical load.
As shown in fig. 1 and 2, the cutter head 1 is provided with a plurality of spiral peripheral edges 3, the plurality of peripheral edges 3 annularly surround the central axis of the cutter head 1, and a plurality of spiral chip grooves 4 are arranged between two adjacent peripheral edges 3. The tip of tool bit 1 is equipped with a plurality of cutting edge portions 5, cutting edge portion 5 and the position one-to-one of week sword 3 and cutting edge portion 5 and week sword 3 integrated into one piece, and is a plurality of cutting edge portion 5 annular is around the central axis of tool bit 1 and a plurality of cutting edge portion 5 clockwise or anticlockwise range. The plurality of the blade parts 5 protrude forwards from the end face of the end part of the cutter head 1, and the structure arrangement enables the blade parts 5 to perform high-performance interpolation milling with a large spiral angle or slope milling with a slope angle, improves the efficiency of the interpolation milling with the spiral angle or the slope milling with the slope angle to the utmost extent, can reduce the time of the interpolation milling, greatly improves the processing efficiency, and has extremely high universality on various materials and processing strategies.
The main cutting edge of each blade portion 5 is provided with a protection chamfer (not shown), which can reinforce the main cutting edge, prevent the blade from breaking during cutting, and enhance the processing strength of the blade portion 5.
Each chip groove 4 all is equipped with helical flute 6, can enlarge the space of chip groove 4 like this for the cutting is more smooth in the time of processing, and the chip removal space increases, and the chip removal performance is outstanding, can not appear stifled circumstances such as bits, makes this cutter have best technological stability and repeatability, can realize the further promotion of degree of automation on higher production efficiency basis. In addition, the spiral groove 6 can realize larger cutting width of the cutter.
The angles of the spiral angles of the two adjacent peripheral cutting edges 3 are not equal, so that resonance can be reduced to the maximum extent, the metal removal rate can be improved, the service life of the cutter can be prolonged, and in addition, the cutter can realize larger cutting depth. In the present embodiment, the spiral angle of the peripheral edge 3 is set between 36 ° and 38 °. In this embodiment, the number of the peripheral edges 3 is four, that is, the helix angle of one peripheral edge 3 of two adjacent peripheral edges 3 is 36 °, and the helix angle of the other peripheral edge 3 is 38 °. The four peripheral edges 3 are divided into two groups, and the two peripheral edges 3 are divided into one group, wherein the helix angle of one group of peripheral edges 3 is 36 degrees, and the helix angle of the other group of peripheral edges 3 is 38 degrees.
The cutter head 1 is further provided with a heat dissipation through hole 7 which is parallel to and coincident with the central axis of the cutter head, and the heat dissipation through hole 7 is used for heat dissipation of the cutter, and on the other hand, ventilation can be conducted in the heat dissipation through hole, so that chips can be smoothly discharged conveniently, and high process reliability is realized.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a novel insert milling cutter which characterized in that: the cutter comprises a cutter head and a cutter handle which are coaxially and sequentially connected, wherein the cutter head is provided with a plurality of spiral peripheral edges which annularly surround the central axis of the cutter head, and a spiral chip groove is formed between every two adjacent peripheral edges; the end part of the cutter head is provided with a blade part spirally extending from the end part of each peripheral blade, and the blade part forwards protrudes out of the end surface of the end part of the cutter head.
2. The new slotting cutter according to claim 1, wherein: the positions of the knife edge parts and the peripheral edges are in one-to-one correspondence, and the knife edge parts and the peripheral edges are integrally formed.
3. The new slotting cutter according to claim 1, wherein: the plurality of blade parts are annularly arranged around the central axis of the cutter head.
4. The new slotting cutter according to claim 1, wherein: several peripheral edges are spirally arranged clockwise or anticlockwise.
5. The new slotting cutter according to claim 1, wherein: the main cutting edge of each knife edge part is provided with a protective chamfer.
6. The new slotting cutter according to claim 1, wherein: each chip groove is provided with a spiral groove.
7. The new slotting cutter according to claim 1, wherein: the angles of the helical angles of two adjacent peripheral edges are not equal.
8. A new slotting cutter according to any one of claims 1 to 7 wherein: the peripheral edge has a helix angle of between 36 ° and 38 °.
9. The new slotting cutter according to claim 1, wherein: the cutter head is also provided with a heat dissipation through hole which is coincided with the central axis of the cutter head.
10. The new slotting cutter according to claim 1, wherein: the cutter head and the cutter handle are in arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888119.8U CN212286024U (en) | 2020-05-22 | 2020-05-22 | Novel insert milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020888119.8U CN212286024U (en) | 2020-05-22 | 2020-05-22 | Novel insert milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212286024U true CN212286024U (en) | 2021-01-05 |
Family
ID=73969563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020888119.8U Active CN212286024U (en) | 2020-05-22 | 2020-05-22 | Novel insert milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212286024U (en) |
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2020
- 2020-05-22 CN CN202020888119.8U patent/CN212286024U/en active Active
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