CN217474940U - PCD diamond outline forming milling cutter - Google Patents
PCD diamond outline forming milling cutter Download PDFInfo
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- CN217474940U CN217474940U CN202220693992.0U CN202220693992U CN217474940U CN 217474940 U CN217474940 U CN 217474940U CN 202220693992 U CN202220693992 U CN 202220693992U CN 217474940 U CN217474940 U CN 217474940U
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- pcd diamond
- cutting edge
- pcd
- milling cutter
- angle
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Abstract
The utility model discloses a PCD diamond appearance profile shaping milling cutter, a serial communication port, include: the tool comprises a tool shank part, wherein a first tail end of the tool shank part is provided with a cutting edge mounting part through a first step surface, and the cutting edge mounting part is provided with a first PCD diamond cutting edge and a second PCD diamond cutting edge which are not coaxial; the first PCD diamond blade or the second PCD diamond blade is a radial arc structure; the axial end face of the first PCD diamond blade or the second PCD diamond blade and the axis of the cutter body of the PCD diamond outline forming milling cutter are obliquely arranged at a first angle; and the perpendicular line of the radial end surface of the first PCD diamond cutting edge or the second PCD diamond cutting edge is obliquely arranged at a second angle with the tangent line of the cross-section circular surface of the cutter handle part. The utility model provides a PCD diamond appearance profile shaping milling cutter can have corresponding appearance contour machining who is arranged in non ferrous metal and nonmetal in the 3C industry more, increases the life of cutter when promoting the machining precision of product.
Description
Technical Field
The utility model relates to a diamond milling cutter preparation field, concretely relates to PCD diamond appearance profile shaping milling cutter.
Background
In the processing process of the 3C electronic product, the requirements on the precision, the surface smoothness, the profile contour degree and the service life of a cutter of the product are very high, the metal material is very hard, the profile contour is processed in a segmented mode, the efficiency is low, and the cutter receiving trace is easy to appear in the processing process, so that the profile contour and the precision of the product are not up to the standard.
The tool is specially used for the appearance forming processing of non-ferrous metals and non-metals in 3C industry, the PCD diamond tool is the most ideal choice for milling chips and rough cutting aluminum alloy, has high hardness, good wear resistance and tipping resistance, is also suitable for chips of titanium alloy and composite materials, and in the PCD diamond composite materials, diamond particles reach submicron particle size.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the utility model aims to provide a PCD diamond profile shaping milling cutter. The tool is more pertinently used for appearance forming processing of non-ferrous metals and non-metals in the 3C industry, and the service life of the tool is prolonged while the processing precision of products is improved.
In order to realize the utility model discloses an aim, the technical scheme who adopts is:
a PCD diamond profile forming cutter comprising:
the cutting tool comprises a tool shank part, wherein a cutting edge mounting part is arranged at the first tail end of the tool shank part through a first step surface, and a first PCD diamond cutting edge and a second PCD diamond cutting edge which are not coaxial are arranged on the cutting edge mounting part;
the first PCD diamond blade or the second PCD diamond blade is a radial arc structure;
the axial end face of the first PCD diamond cutting edge or the second PCD diamond cutting edge is obliquely arranged at a first angle with the axis of the cutter body of the PCD diamond outline forming milling cutter;
and the perpendicular line of the radial end surface of the first PCD diamond cutting edge or the second PCD diamond cutting edge is obliquely arranged at a second angle with the tangent line of the cross-sectional circular surface of the cutter handle part.
In a preferred embodiment of the invention, the first and second PCD diamond cutting edges are symmetrically arranged one above the other along a first axis of the cross-sectional circular surface of the shank portion.
In a preferred embodiment of the present invention, the first angle is 15 °.
In a preferred embodiment of the present invention, the second angle is 15 °.
In a preferred embodiment of the present invention, the blade mounting portion includes a first arc mounting groove and a second arc mounting groove;
the first PCD diamond blade is arranged in the first arc-shaped mounting groove;
the second PCD diamond blade is disposed in the second arc-shaped mounting groove.
In a preferred embodiment of the invention, the angle between the inner end of the first PCD diamond cutting edge and the second axis of the cross-sectional circular surface of the shank portion is 15 °.
In a preferred embodiment of the invention, the angle between the inner end of the second PCD diamond cutting edge and the second axis of the cross-sectional circular surface of the shank portion is 15 °.
In a preferred embodiment of the invention, the rake angle of the first and second PCD diamond cutting edges is 3 °;
the helix angle is-3 degrees, and the helix angle direction is used for discharging chips.
In a preferred embodiment of the present invention, the shank portion, the first step surface and the blade mounting portion are made of tungsten steel.
In a preferred embodiment of the invention, the second end of the shank portion is provided with a chamfer.
In a preferred embodiment of the present invention, the PCD diamond is an ultra-hard material obtained by sintering diamond submicron particles and a metal.
The beneficial effects of the utility model reside in that:
the utility model provides a PCD diamond appearance profile shaping milling cutter can have corresponding appearance contour machining who is arranged in non ferrous metal and nonmetal in the 3C industry more, increases the life of cutter when promoting the machining precision of product.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a third schematic structural diagram of the present invention.
Fig. 4 is a schematic cutting diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following structures, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only for convenience of description of the present invention and simplification of description. And are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation and are therefore not to be considered limiting of the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The PCD diamond profile milling cutter 1 shown in fig. 1 to 4 includes a shank portion 100, and a blade mounting portion 120 is provided at a first end of the shank portion 100 through a first step surface 110.
The shank portion 100, the first step surface 110, and the blade mounting portion 120 are made of tungsten steel, which is integrally molded. A chamfer 101 is provided at the second end of the shank portion 100.
The blade mounting portion 120 is provided with a first PCD diamond blade 210 and a second PCD diamond blade 220 which are not coaxial. PCD diamond is an ultra-hard material formed by sintering diamond submicron particles and metal. Is prepared by sintering natural or artificial diamond particles and a bonding agent (containing metals such as cobalt, nickel and the like) according to a certain proportion at high temperature (1000-2000 ℃) and high pressure (5-10 ten thousand atmospheric pressures).
Specifically, the blade mounting part 120 includes a first arc mounting groove 121 and a second arc mounting groove 122, the first PCD diamond blade 210 is disposed in the first arc mounting groove 121, and the second PCD diamond blade 220 is disposed in the second arc mounting groove 122.
With particular emphasis on fig. 2, the first PCD diamond blade 210 or the second PCD diamond blade 220 is a radial arc structure, and the axial end face of the first PCD diamond blade 210 or the second PCD diamond blade 220 is inclined at a first angle to the body axis 12 of the PCD diamond profile forming cutter. The first angle is 15 °.
With particular emphasis on fig. 3, the perpendicular to the radial end face of the first 210 or second 220 PCD diamond cutting edge is disposed at a second angular inclination to the tangent 13 to the cross-sectional circular surface of the shank. The second angle is 15 °
The first PCD diamond blade 210 or the second PCD diamond blade 220 are symmetrically disposed one above the other along the first axis 11 of the cross-sectional circular surface of the shank portion.
The inner end of the first PCD diamond blade 210 makes an angle of 15 deg. with the second axis 14 of the cross-sectional circular face of the shank.
The inner end of the second PCD diamond blade edge 220 makes an angle of 15 deg. with the second axis 14 of the cross-sectional circular surface of the shank.
The rake angle of the first 210 and second 220 PCD diamond edges is 3 °.
To sum up, the utility model provides a PCD diamond appearance profile shaping milling cutter can have corresponding outward appearance contour machining who is arranged in non ferrous metal and nonmetal in the 3C industry more, increases the life of cutter when promoting the machining precision of product.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (10)
1. A PCD diamond profile forming cutter comprising:
the cutting tool comprises a tool shank part, wherein a cutting edge mounting part is arranged at the first tail end of the tool shank part through a first step surface, and a first PCD diamond cutting edge and a second PCD diamond cutting edge which are not coaxial are arranged on the cutting edge mounting part;
the first PCD diamond blade or the second PCD diamond blade is a radial arc structure;
the axial end face of the first PCD diamond cutting edge or the second PCD diamond cutting edge is obliquely arranged at a first angle with the axis of the cutter body of the PCD diamond outline forming milling cutter;
and the perpendicular line of the radial end surface of the first PCD diamond cutting edge or the second PCD diamond cutting edge is obliquely arranged at a second angle with the tangent line of the cross-sectional circular surface of the cutter handle part.
2. A PCD diamond profile forming milling cutter according to claim 1, wherein the first PCD diamond cutting edge and the second PCD diamond cutting edge are symmetrically disposed one above the other along a first axis of the cross-sectional circular surface of the shank portion.
3. A PCD diamond profile forming milling cutter according to claim 1, wherein the first angle is 15 °;
the second angle is 15 °.
4. A PCD diamond profile forming milling cutter as claimed in claim 1, wherein the blade mounting portion comprises a first arcuate mounting groove and a second arcuate mounting groove;
the first PCD diamond blade is arranged in the first arc-shaped mounting groove;
the second PCD diamond blade is disposed in the second arc-shaped mounting groove.
5. A PCD diamond profile milling cutter as claimed in claim 1, wherein the inner end of the first PCD diamond cutting edge is angled at 15 ° to the second axis of the cross-sectional circular face of the shank portion.
6. A PCD diamond profile milling cutter as claimed in claim 1, wherein the inner end of the second PCD diamond cutting edge makes an angle of 15 ° with the second axis of the cross-sectional circular surface of the shank portion.
7. A PCD diamond profile milling cutter according to claim 1, wherein the rake angle of the first and second PCD diamond cutting edges is 3 °;
the helix angle is-3 degrees, and the helix angle direction is used for discharging chips.
8. The PCD diamond profile milling cutter of claim 1, wherein the shank portion, the first step surface and the blade mounting portion are of integrally formed tungsten steel.
9. A PCD diamond profile milling cutter as claimed in claim 1, wherein the second end of the shank portion is provided with a chamfer.
10. The PCD diamond contour forming cutter of claim 1, wherein the PCD diamond is an ultra-hard material formed by sintering diamond submicron particles and a metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220693992.0U CN217474940U (en) | 2022-03-28 | 2022-03-28 | PCD diamond outline forming milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220693992.0U CN217474940U (en) | 2022-03-28 | 2022-03-28 | PCD diamond outline forming milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217474940U true CN217474940U (en) | 2022-09-23 |
Family
ID=83307202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220693992.0U Active CN217474940U (en) | 2022-03-28 | 2022-03-28 | PCD diamond outline forming milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217474940U (en) |
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2022
- 2022-03-28 CN CN202220693992.0U patent/CN217474940U/en active Active
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