CN212443413U - High-speed end milling cutter - Google Patents

High-speed end milling cutter Download PDF

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Publication number
CN212443413U
CN212443413U CN202020919553.8U CN202020919553U CN212443413U CN 212443413 U CN212443413 U CN 212443413U CN 202020919553 U CN202020919553 U CN 202020919553U CN 212443413 U CN212443413 U CN 212443413U
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China
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cutting
annular
edge
column
micro
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CN202020919553.8U
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Chinese (zh)
Inventor
赵鸿成
黄晓
张鹏云
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Chengdu Jingmai Precision Machinery Co ltd
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Chengdu Jingmai Precision Machinery Co ltd
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Abstract

The utility model discloses a high-speed end mill, including handle of a knife, cutting edge post, annular cutting member, little disconnected cutting member, bottom annular cutter head and conical head cutting member, the bottom of handle of a knife is provided with the cutting edge post, the cutting edge post with handle of a knife an organic whole is connected, fixed mounting has on the cutting edge post annular cutting member, annular cutting member is in by ring post cutting side flat portion and setting ring post cutting edge portion on the ring post cutting side flat portion is constituteed, still install a plurality of on the ring post cutting side flat portion little disconnected cutting member, little disconnected cutting member is in by little disconnected cross edge side flat portion and setting little disconnected cross edge portion on the disconnected cross edge side flat portion is constituteed, the bottom of cutting edge post is provided with bottom annular cutter head. Has the advantages that: the utility model discloses a setting of milling sword more, milling the pore in-process, by widening little grow gradually, it is rational in infrastructure to mill, and multistage milling sword forms multistage section of cutting, reduces the wear rate, and it is whole to improve live time.

Description

High-speed end milling cutter
Technical Field
The utility model relates to a milling device field especially relates to a high-speed end mill.
Background
A milling cutter is a rotary cutter having one or more cutter teeth for milling, in which each cutter tooth sequentially and intermittently cuts off a margin of a workpiece during operation, and is mainly used for machining a plane, a step, a groove, a formed surface, cutting a workpiece, and the like on a milling machine.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to provide a high-speed end mill for solving the above-mentioned problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a high-speed end mill comprises a cutter handle, a blade column, an annular cutting part, a micro-breaking cutting part, a bottom annular milling head and a conical head cutting part, wherein the blade column is arranged at the bottom of the cutter handle and is integrally connected with the cutter handle, the annular cutting part is fixedly arranged on the blade column and consists of a circular column cutting side flat part and a circular column cutting edge part arranged on the circular column cutting side flat part, a plurality of micro-breaking cutting parts are also arranged on the circular column cutting side flat part, the micro-breaking cutting part consists of a micro-breaking transverse edge side flat part and a micro-breaking transverse edge part arranged on the micro-breaking transverse edge side flat part, the bottom of the blade column is provided with the bottom annular milling head, the bottom surface of the bottom annular milling head is provided with the bottom annular milling part, and the conical head cutting part is arranged at the tail end of the bottom annular milling part, the bottom annular milling part is composed of an arc-shaped face and an annular blade part arranged on the outer side face of the arc-shaped face.
Further, the conical head cutting piece is of a pyramid structure, a conical tip portion is arranged at the tail end of the conical head cutting piece, and a conical edge portion is arranged between the conical tip portion and the annular edge portion.
Furthermore, the blade tip of the annular blade part is an arc-shaped blade, the bottom annular milling part is provided with three groups, and the three groups of arc-shaped blades are arranged on the same circle.
Furthermore, the cutting edge column is a conical column body, the annular cutting piece surrounds the conical column body, and a cutting groove part is formed in the gap of the annular cutting piece.
Furthermore, the blade tip on the micro-fracture chisel edge part is equal to the blade tips of the circular column cutting blade parts at two ends of the micro-fracture chisel edge part.
In the structure, when the milling machine is used for milling at a high speed, the annular milling head at the bottom firstly contacts a workpiece to mill the hole for positioning and milling, then the blade column is screwed into the hole to widen and mill, in the widening process, the slightly-broken cutting part transversely mills the hole wall in the rotating process, and meanwhile, the annular cutting part performs annular cutting, multiple edges of the annular cutting part mill, the milling efficiency is high, segmented milling is formed, and the wear rate is low.
Has the advantages that: high-speed end milling cutter through many milling sword settings, at milling the pore in-process, by widening little grow gradually, mill rational in infrastructure, multistage milling sword forms multistage section of cutting, reduces the wear rate, improves the live time.
Drawings
Fig. 1 is a schematic structural view of a high-speed end mill according to the present invention;
fig. 2 is a schematic view of a bottom ring milling head of a high-speed end mill according to the present invention.
The reference numerals are explained below:
1. a knife handle; 2. a blade post; 3. a slightly broken chisel edge side flat portion; 4. a bottom annular milling head; 5. slightly cutting the transverse blade part; 6. a ring column cutting edge part; 7. cutting a groove part; 8. cutting a side flat part of the ring column; 9. an annular blade part; 10. An arcuate face portion; 11. a tapered blade portion; 12. a tapered tip portion; 13. a cone head cutter.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-2, a high-speed end mill consists of a shank 1, a blade post 2, an annular cutting member, a micro-relief cutting member, a bottom annular milling head 4 and a cone head cutting member 13;
the bottom of the knife handle 1 is provided with a blade column 2, the blade column 2 is integrally connected with the knife handle 1, the blade column 2 is fixedly provided with an annular cutting member, the annular cutting member consists of a circular column cutting side flat part 8 and a circular column cutting edge part 6 arranged on the circular column cutting side flat part 8, the circular column cutting side flat part 8 is also provided with a plurality of micro-fracture cutting members, and each micro-fracture cutting member consists of a micro-fracture cross edge side flat part 3 and a micro-fracture cross edge part 5 arranged on the micro-fracture cross edge side flat part 3;
the bottom of cutting edge post 2 is provided with bottom annular cutter head 4, and the bottom surface of bottom annular cutter head 4 is provided with bottom annular milling piece, conical head cutting member 13 is installed to bottom annular milling piece's end, bottom annular milling piece comprises cambered surface portion 10 and the annular cutting part 9 that sets up at cambered surface portion 10 lateral surface.
In the present embodiment, the conical head cutting member 13 is in a pyramid structure, the end of the conical head cutting member 13 is provided with a conical tip portion 12, and a conical edge portion 11 is arranged between the conical tip portion 12 and the annular edge portion 9.
In this embodiment, the tip of the annular edge portion 9 is an arc-shaped edge, and the bottom annular milling component is provided with three groups, and the three groups of arc-shaped edges are arranged on the same circle.
In this embodiment, the blade column 2 is a tapered cylinder, the annular cutting member surrounds the tapered cylinder, and a cutting groove portion 7 is opened in a gap of the annular cutting member.
In the present embodiment, the cutting edge of the minor breaker portion 5 is flush with the cutting edges of the annular cutting edge portions 6 at both ends of the minor breaker portion 5.
In the structure, when the milling machine is used for milling at a high speed, the annular milling head at the bottom firstly contacts a workpiece to mill the hole for positioning and milling, then the blade column is screwed into the hole to widen and mill, in the widening process, the slightly-broken cutting part transversely mills the hole wall in the rotating process, and meanwhile, the annular cutting part performs annular cutting, multiple edges of the annular cutting part mill, the milling efficiency is high, segmented milling is formed, and the wear rate is low.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. A high-speed end mill characterized by: comprises a knife handle, a knife edge column, an annular cutting piece, a micro-cutting piece, a bottom annular milling head and a conical head cutting piece, the bottom of the knife handle is provided with the cutting edge column which is integrally connected with the knife handle, the annular cutting piece is fixedly arranged on the blade column and consists of a circular column cutting side flat part and a circular column cutting edge part arranged on the circular column cutting side flat part, the circular column cutting side flat part is also provided with a plurality of micro-breaking cutting pieces, each micro-breaking cutting piece consists of a micro-breaking cross blade side flat part and a micro-breaking cross blade part arranged on the micro-breaking cross blade side flat part, the bottom annular milling head is arranged at the bottom of the blade column, the bottom annular milling part is arranged on the bottom surface of the bottom annular milling head, the end of the bottom annular milling part is provided with a conical head cutting part, and the bottom annular milling part is composed of an arc-shaped face and an annular cutting part arranged on the outer side face of the arc-shaped face.
2. A high-speed end mill according to claim 1, wherein: the conical head cutting piece is of a pyramid structure, the tail end of the conical head cutting piece is provided with a conical tip portion, and a conical cutting edge portion is arranged between the conical tip portion and the annular cutting edge portion.
3. A high-speed end mill according to claim 1, wherein: the edge point of the annular edge part is an arc-shaped edge, the bottom annular milling part is provided with three groups, and the three groups of arc-shaped edges are arranged on the same circle.
4. A high-speed end mill according to claim 1, wherein: the cutting edge column is a conical column body, the annular cutting piece surrounds the conical column body, and a cutting groove part is formed in the gap of the annular cutting piece.
5. A high-speed end mill according to claim 1, wherein: the blade tip on the micro-fracture chisel edge part is flush with the blade tips of the annular column cutting blade parts at the two ends of the micro-fracture chisel edge part.
CN202020919553.8U 2020-05-27 2020-05-27 High-speed end milling cutter Active CN212443413U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020919553.8U CN212443413U (en) 2020-05-27 2020-05-27 High-speed end milling cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020919553.8U CN212443413U (en) 2020-05-27 2020-05-27 High-speed end milling cutter

Publications (1)

Publication Number Publication Date
CN212443413U true CN212443413U (en) 2021-02-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020919553.8U Active CN212443413U (en) 2020-05-27 2020-05-27 High-speed end milling cutter

Country Status (1)

Country Link
CN (1) CN212443413U (en)

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