CN215658066U - Rough and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter - Google Patents
Rough and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter Download PDFInfo
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- CN215658066U CN215658066U CN202121206390.XU CN202121206390U CN215658066U CN 215658066 U CN215658066 U CN 215658066U CN 202121206390 U CN202121206390 U CN 202121206390U CN 215658066 U CN215658066 U CN 215658066U
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Abstract
The utility model discloses a rough machining and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter, which comprises a cutter handle, wherein a first blade fixing table for mounting a rough milling blade and a second blade fixing table for mounting a finish milling blade are uniformly formed at the head end part of the cutter handle along the circumferential direction, the number of the first blade fixing tables is 4, and the number of the second blade fixing tables is 8; two second blade fixing platforms are arranged between two adjacent first blade fixing platforms; the cutting outer diameter of the cutting edge of the finish milling blade is larger than that of the cutting outer diameter of the cutting edge of the rough milling blade; the cutting edge of the rough milling insert protrudes axially outward relative to the cutting edge of the finish milling insert. Has the advantages that: the integrated high-precision PCD molding milling cutter can realize the synchronous milling effects of rough milling and finish milling, and further improves the processing precision and the finish machining efficiency through the arrangement mode of the finish milling blades and the rough milling blades.
Description
Technical Field
The utility model relates to the field of milling cutter design, in particular to a rough and finish machining integrated high-precision PCD formed milling cutter.
Background
At present, when a hole of a shell part is milled, multiple times of milling are generally adopted, and the two procedures of rough milling and finish milling are respectively adopted, firstly, a rough milling cutter is adopted for milling, then, a finish milling cutter is adopted for milling, the milling needs to be replaced for multiple times, the processing precision cannot be guaranteed, the processing efficiency is low, and the precision is low, so that a rough and finish machining integrated high-precision PCD molding milling cutter is designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an object of the present invention is to provide a high-precision PCD forming cutter integrated with rough machining and finish machining.
The utility model realizes the purpose through the following technical scheme:
a coarse and fine machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter comprises a cutter handle, wherein a first blade fixing table for mounting a coarse milling blade and a second blade fixing table for mounting a fine milling blade are uniformly formed at the end part of the head of the cutter handle along the circumferential direction, the number of the first blade fixing tables is 4, and the number of the second blade fixing tables is 8; two second blade fixing platforms are arranged between two adjacent first blade fixing platforms;
the cutting outer diameter of the cutting edge of the finish milling blade is larger than that of the cutting outer diameter of the cutting edge of the rough milling blade;
the cutting edge of the rough milling insert protrudes axially outward relative to the cutting edge of the finish milling insert.
Further, the rough milling blade and the finish milling blade both adopt PCD blades.
Further, the blade mounting surfaces of the first blade fixing table and the second blade fixing table are inclined at an angle of 4 °.
Further, the cutting outer diameter of the cutting edge of the finish milling insert is 0.35mm larger than the cutting outer diameter of the cutting edge of the rough milling insert.
Further, the cutting edge of the rough milling insert protrudes axially outward by 0.15mm relative to the cutting edge of the finish milling insert.
Further, the cutting edge inclination angle of the rough milling blade is 3 degrees.
Furthermore, a cooling liquid diversion hole is formed in the cutter handle, a cooling hole is formed between every two adjacent blade fixing tables, and the cooling hole is communicated with the cooling liquid diversion hole and used for spraying cooling liquid to a finish milling blade or a rough milling blade.
Furthermore, the outer contour shape of the finish milling cutter blade is the inner hole contour of the machined workpiece.
In conclusion, the beneficial effects of the utility model are as follows: the integrated high-precision PCD molding milling cutter can realize the synchronous milling effects of rough milling and finish milling, and further improves the processing precision and the finish machining efficiency through the arrangement mode of the finish milling blades and the rough milling blades.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a structural view of a finish milling insert and a roughing milling insert.
The reference numerals are explained below:
1. a knife handle; 2. a first blade holding stage; 3. a second blade holding table; 4. roughly milling a blade; 4a, A blade; 5. finish milling a blade; 5a, B blade; 6. and cooling the holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-3, the utility model provides a rough-finish machining integrated high-precision PCD forming milling cutter, which comprises a cutter handle 1, wherein a first blade fixing table 2 for mounting a rough milling blade 4 and a second blade fixing table 3 for mounting a finish milling blade 5 are uniformly formed at the head end part of the cutter handle 1 along the circumferential direction, 4 first blade fixing tables 2 are arranged, and 8 second blade fixing tables 3 are arranged; wherein, two second blade fixing platforms 3 are arranged between two adjacent first blade fixing platforms 2. The finish machining determines the efficiency and the final precision, and the machining precision and the machining efficiency can be improved by adopting the arrangement mode of finish milling and rough milling.
The cutting outer diameter of the cutting edge (B edge 5a in fig. 3) of the finish milling insert 5 is larger than the cutting outer diameter of the cutting edge (a edge 4a in fig. 3) of the rough milling insert 4; the cutting edge (edge 4a in fig. 3 a) of the rough milling blade 4 protrudes outward in the axial direction relative to the cutting edge (edge 5a in fig. 3B) of the finish milling blade 5, and the structure can realize the integration of rough machining and finish machining and ensure the machining quality and precision by performing rough machining and finish machining at first during feeding.
As a preferred embodiment of the present invention, PCD inserts are used for both the rough milling insert 4 and the finish milling insert 5. The blade mounting surfaces of the first blade fixing table 2 and the second blade fixing table 3 are inclined at an angle of 4 degrees. The cutting outer diameter of the cutting edge of the finish milling insert 5 is 0.35mm larger than the cutting outer diameter of the cutting edge of the rough milling insert 4. The cutting edge of the rough milling insert 4 protrudes axially outward by 0.15mm relative to the cutting edge of the finish milling insert 5. The cutting edge inclination angle of the rough milling blade 4 is 3 degrees.
Furthermore, a cooling liquid diversion hole is formed in the cutter handle 1, a cooling hole 6 is formed between two adjacent blade fixing tables, and the cooling hole 6 is communicated with the cooling liquid diversion hole and used for spraying cooling liquid to the finish milling blade 5 or the rough milling blade 4.
The outer contour shape of the finish milling blade 5 is the inner hole contour of the machined workpiece, namely, the finish machining determines the final contour of the workpiece.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The utility model provides an integrative high accuracy PCD shaping milling cutter of rough finishing which characterized in that: the cutter comprises a cutter handle, wherein a first blade fixing table for mounting a rough milling blade and a second blade fixing table for mounting a finish milling blade are uniformly formed at the head end part of the cutter handle along the circumferential direction, the number of the first blade fixing tables is 4, and the number of the second blade fixing tables is 8; two second blade fixing platforms are arranged between two adjacent first blade fixing platforms;
the cutting outer diameter of the cutting edge of the finish milling blade is larger than that of the cutting outer diameter of the cutting edge of the rough milling blade;
the cutting edge of the rough milling insert protrudes axially outward relative to the cutting edge of the finish milling insert.
2. The rough finishing integrated high precision PCD forming milling cutter according to claim 1, wherein: and the rough milling blade and the finish milling blade both adopt PCD blades.
3. The rough finishing integrated high precision PCD forming milling cutter according to claim 1, wherein: the inclination angle of the blade mounting surfaces of the first blade fixing table and the second blade fixing table is 4 degrees.
4. The rough finishing integrated high precision PCD forming milling cutter according to claim 1, wherein: the cutting outer diameter of the cutting edge of the finish milling blade is 0.35mm larger than the cutting outer diameter of the cutting edge of the rough milling blade.
5. The rough-finish integrated high-precision PCD forming milling cutter according to claim 4, wherein: the cutting edge of the rough milling insert protrudes axially outward 0.15mm relative to the cutting edge of the finish milling insert.
6. A rough-finish integrated high-precision PCD shaping milling cutter according to claim 4 or 5, wherein: the cutting edge inclination angle of the rough milling blade is 3 degrees.
7. The rough finishing integrated high precision PCD forming milling cutter according to claim 1, wherein: and a cooling liquid diversion hole is formed in the cutter handle, a cooling hole is formed between two adjacent blade fixing platforms, and the cooling hole is communicated with the cooling liquid diversion hole and used for spraying cooling liquid to a finish milling blade or a rough milling blade.
8. The rough finishing integrated high precision PCD forming milling cutter according to claim 1, wherein: the outer contour shape of the finish milling blade is the inner hole contour of a machined workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206390.XU CN215658066U (en) | 2021-06-01 | 2021-06-01 | Rough and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206390.XU CN215658066U (en) | 2021-06-01 | 2021-06-01 | Rough and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215658066U true CN215658066U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121206390.XU Active CN215658066U (en) | 2021-06-01 | 2021-06-01 | Rough and finish machining integrated high-precision PCD (polycrystalline Diamond) forming milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215658066U (en) |
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2021
- 2021-06-01 CN CN202121206390.XU patent/CN215658066U/en active Active
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