CN219684075U - Single-edge spiral milling cutter - Google Patents
Single-edge spiral milling cutter Download PDFInfo
- Publication number
- CN219684075U CN219684075U CN202320618737.4U CN202320618737U CN219684075U CN 219684075 U CN219684075 U CN 219684075U CN 202320618737 U CN202320618737 U CN 202320618737U CN 219684075 U CN219684075 U CN 219684075U
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- Prior art keywords
- edge
- cutter
- tool bit
- milling cutter
- chip
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Links
- 238000003801 milling Methods 0.000 title claims abstract description 35
- 238000001816 cooling Methods 0.000 claims description 7
- 238000003754 machining Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Milling Processes (AREA)
Abstract
The utility model belongs to the technical field of milling cutters and discloses a single-edge spiral milling cutter, which comprises a cutter head and a cutter handle, wherein a first cutter edge part and a second cutter edge part are integrally formed at the end part of the cutter head, the inclination of the first cutter edge part is smaller than that of the second cutter edge part, a chip removing groove is formed in the outer wall of the cutter head, a first chip guiding part is integrally formed at the upper end of the lower edge of the chip removing groove, a second chip guiding part is integrally formed at the lower end of the upper edge of the chip removing groove, a threaded column is connected with one end of the cutter head, which is close to the cutter handle, and a threaded groove matched with the threaded column is formed at the end part of the cutter handle.
Description
Technical Field
The utility model belongs to the technical field of milling cutters, and particularly relates to a single-edge spiral milling cutter.
Background
The milling cutter is a rotary cutter for milling machining and provided with one or more cutter teeth, each cutter tooth cuts the allowance of a workpiece intermittently in sequence during working, the milling cutter is mainly used for machining planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on the milling machine, the blade of the milling cutter is an important factor when optimizing the milling effect, each cutting edge can not cut simultaneously during cutting, required power is related to the quantity of the cutting edge participating in cutting, the cutting edge load and the machining result play an important role in terms of the chip forming process, the position of the milling cutter relative to the workpiece, and the single-edge spiral milling cutter is one of a plurality of milling cutters, and the single-edge spiral milling cutter is a milling cutter with only one side edge as the name implies.
The existing single-edge spiral milling cutter is provided with a chip removal groove for removing chips during milling, but two ports of the existing chip removal groove are not expanded outwards, so that the defect of unsmooth chip removal exists.
Disclosure of Invention
The utility model aims to provide a single-edge spiral milling cutter, which solves the problems that the existing milling cutter provided in the background art has unsmooth chip removal and the existing single-edge spiral milling cutter is formed integrally, and the existing single-edge spiral milling cutter cannot be partially replaced after a cutter head is damaged.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a single-edge spiral milling cutter, includes tool bit and handle of a knife, the tip integrated into one piece of tool bit has first edge portion and second edge portion, the gradient of first edge portion is less than the gradient of second edge portion, the chip groove has been seted up to the outer wall of tool bit, the lower edge upper end integrated into one piece of chip groove has first chip guide portion, the upper edge lower extreme integrated into one piece of chip groove has second chip guide portion.
Preferably, one end of the tool bit, which is close to the tool shank, is connected with a threaded column, and the end part of the tool shank is provided with a threaded groove matched with the threaded column.
Preferably, the outer wall of the threaded column is provided with a screw hole, and the outer wall of the cutter head is provided with a fastening screw capable of being screwed into the screw hole.
Preferably, the outer wall of the cutter head is also provided with a spiral groove, and the upper end of the outer wall of the cutter head is provided with a cooling hole.
Preferably, the diameter of the shank is not smaller than the diameter of the cutter head.
Preferably, a connector is arranged at one end of the cutter handle away from the cutter head.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the chip removing device, the first chip guiding part and the second chip guiding part are arranged, so that the two ends of the chip removing groove are outwards expanded, the smoothness of chip removal can be improved, and in addition, the first blade part and the second blade part with different inclinations are combined, so that different processing requirements can be met.
(2) According to the combined tool bit and tool shank, after the tool bit is damaged, the detachable tool bit and tool shank can be separated, so that the tool bit is independently replaced, the whole tool bit is not required to be abandoned, resources are saved, in addition, the tool bit and the tool shank are connected through twice fastening, the directions of the tool bit and the tool shank are perpendicular, and the stability of the connection of the tool bit and the tool shank can be effectively ensured.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
fig. 3 is an enlarged view of a portion a in fig. 2;
in the figure: 1. a cutter head; 2. a knife handle; 3. a chip removal groove; 4. a spiral groove; 5. a first chip guide part; 6. a second chip guiding part; 7. a first blade portion; 8. a second blade portion; 9. a cooling hole; 10. fastening a screw; 11. a connector; 12. a thread groove; 13. a threaded column; 14. screw holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model provides a single-blade spiral milling cutter, including tool bit 1 and handle of a knife 2, the diameter of handle of a knife 2 is not less than the diameter of tool bit 1, tool bit 1 is installed on handle of a knife 2, handle of a knife 2 is used for connecting the arbor of driving device, the diameter of handle of a knife 2 is enough, just can guarantee its intensity, in order to avoid breaking when using, increase the security of using, helical groove 4 has still been seted up to the outer wall of tool bit 1, the tip integrated into one piece of tool bit 1 has first cutting part 7 and second cutting part 8, the gradient of first cutting part 7 is less than the gradient of second cutting part 8, chip groove 3 has been seted up to the outer wall of tool bit 1, the lower edge upper end integrated into one piece of chip groove 3 has first chip guiding part 5, the upper edge lower extreme integrated into one piece of chip groove 3 has second chip guiding part 6, first chip guiding part 5 second chip guiding part 6 is arc portion.
Through the technical scheme:
when the cutter is used, the first blade part 7 and the second blade part 8 with different inclinations are combined, so that different processing requirements can be met; the arrangement of the first chip guiding part 5 and the second chip guiding part 6 makes the two ends of the chip discharging groove 3 expand outwards, so that the smoothness of chip discharging can be improved.
Further, referring to fig. 1-2, a cooling hole 9 is formed at the upper end of the outer wall of the cutter head 1:
specifically, the cooling hole 9 is the through hole, when using this milling cutter, generally can water in step and cool down, and wherein, the cooling hole 9 of seting up can make the cold water flow, makes cold water cool down simultaneously from tool bit 1 inboard and outside to can improve the cooling effect to tool bit 1.
Further, referring to fig. 1-2, a connector 11 is mounted at one end of the shank 2 away from the tool bit 1:
specifically, the connector 11 is a connecting end commonly used in the installation of the existing milling cutter, and the connector 11 is used for being connected with a cutter shaft of the milling cutter on a machine tool, so that the installation stability of the milling cutter can be ensured.
Referring to fig. 2-3, one end of the tool bit 1, which is close to the tool shank 2, is connected with a threaded post 13, and the end of the tool shank 2 is provided with a threaded groove 12 which is matched with the threaded post 13.
Screw holes 14 are formed in the outer wall of the threaded column 13, fastening screws 10 capable of screwing in the screw holes 14 are formed in the outer wall of the cutter head 1, holes for the fastening screws 10 to penetrate through are formed in the outer wall of the cutter head 1, and after the threaded column 13 is completely screwed into the threaded groove 12, the screw holes 14 are opposite to the holes.
Through the technical scheme:
when the tool bit 1 and the tool shank 2 are connected, the screw column 13 on the tool bit 1 can be screwed into the screw groove 12 for primary fastening, then the fastening screw 10 is screwed on the outer wall of the tool bit 1, the tool bit 1 of the fastening screw 10 penetrates through the hole, the end part of the tool bit 1 is screwed into the screw hole 14 for secondary fastening, and the connection between the tool bit 1 and the tool shank 2 can be stable.
The two fastening directions are perpendicular, and when the tool bit is used, the tool bit 1 and the tool shank 2 are not easy to separate, so that the stability of connection of the tool bit 1 and the tool shank 2 can be effectively ensured.
In addition, after the cutter head 1 is damaged, the detachable cutter head 1 and the cutter handle 2 can be separated, so that the cutter head 1 is independently replaced, the cutter head 1 and the cutter handle 2 are not required to be abandoned integrally, and resources are saved.
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 principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a single-edge spiral milling cutter, includes tool bit (1) and handle of a knife (2), its characterized in that: the end integrated into one piece of tool bit (1) has first cutting edge portion (7) and second cutting edge portion (8), the gradient of first cutting edge portion (7) is less than the gradient of second cutting edge portion (8), chip groove (3) have been seted up to the outer wall of tool bit (1), the lower edge upper end integrated into one piece of chip groove (3) has first chip guide portion (5), the upper edge lower extreme integrated into one piece of chip groove (3) has second chip guide portion (6).
2. A single-edge helical milling cutter according to claim 1, wherein: one end of the tool bit (1) close to the tool shank (2) is connected with a threaded column (13), and a threaded groove (12) matched with the threaded column (13) is formed in the end portion of the tool shank (2).
3. A single-edge helical milling cutter according to claim 2, wherein: screw holes (14) are formed in the outer wall of the threaded column (13), and fastening screws (10) capable of screwing into the screw holes (14) are formed in the outer wall of the cutter head (1).
4. A single-edge helical milling cutter according to claim 3, wherein: the outer wall of the tool bit (1) is also provided with a spiral groove (4), and the upper end of the outer wall of the tool bit (1) is provided with a cooling hole (9).
5. The single-edge helical milling cutter of claim 4, wherein: the diameter of the cutter handle (2) is not smaller than that of the cutter head (1).
6. The single-edge helical milling cutter of claim 5, wherein: one end of the knife handle (2) far away from the knife head (1) is provided with a connector (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320618737.4U CN219684075U (en) | 2023-03-24 | 2023-03-24 | Single-edge spiral milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320618737.4U CN219684075U (en) | 2023-03-24 | 2023-03-24 | Single-edge spiral milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219684075U true CN219684075U (en) | 2023-09-15 |
Family
ID=87970006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320618737.4U Active CN219684075U (en) | 2023-03-24 | 2023-03-24 | Single-edge spiral milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219684075U (en) |
-
2023
- 2023-03-24 CN CN202320618737.4U patent/CN219684075U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |