CN219818072U - Boring cutter structure - Google Patents
Boring cutter structure Download PDFInfo
- Publication number
- CN219818072U CN219818072U CN202321343354.7U CN202321343354U CN219818072U CN 219818072 U CN219818072 U CN 219818072U CN 202321343354 U CN202321343354 U CN 202321343354U CN 219818072 U CN219818072 U CN 219818072U
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- Prior art keywords
- cutting edge
- cutter
- groove
- blade
- boring cutter
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- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000013016 damping Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- Drilling Tools (AREA)
Abstract
The utility model relates to the technical field of boring cutter structures, and discloses a boring cutter structure, which comprises a cutter handle, wherein a cutter holder is fixedly connected to the right end of the cutter handle, the right end of the cutter holder is fixedly connected with a cutter blade, the front end face of the cutter blade is provided with a cutter groove, the cutter groove is in a concave surface shape, the concave surface is in a radius shape of 6mm, the cutter groove is arranged on the left side of the right end of the cutter blade by 0.22mm, the right side of the front end face of the cutter blade is provided with a cutter groove damping belt by 0.22mm, the width of the cutter groove damping belt is 0.22mm, the right end of the cutter groove damping belt is aligned with the right end of the cutter blade, the front end face of the cutter groove damping belt is in a plane shape, the front end face of the cutter groove damping belt is provided with a cutter groove damping belt by 0.22mm, and the front end face of the cutter groove damping belt is in a plane shape, so that the appearance surface of a cutter does not have cutter lines in the processing process.
Description
Technical Field
The utility model relates to the technical field of boring cutter structures, in particular to a boring cutter structure.
Background
The boring cutter is a hole processing cutter, is generally a round handle, and is also commonly used for a vertical lathe with a square cutter bar for a larger workpiece, and the most common occasions are inner hole processing, reaming, profiling and the like.
The existing partial boring cutter groove has an arc structure of R6, and has the following problems: the phenomenon of cutter vibration occurs in the process of processing products, so that the processed products have serious cutter lines, and the appearance requirements of customer products cannot be met.
In order to solve the above problems, the present utility model provides a boring cutter structure.
Disclosure of Invention
The utility model aims to provide a boring cutter structure so as to solve the problem that cutter vibration easily occurs in the prior art in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a boring cutter structure, includes the handle of a knife, handle of a knife right-hand member fixed connection blade holder, blade holder right-hand member fixedly connected with the cutting edge, the terminal surface is provided with the sword groove before the cutting edge, the sword groove is the concave surface setting, and this concave surface is radius and is 6mm setting, the sword groove sets up the right-hand member of cutting edge is 0.22mm left side, terminal surface right side left side 0.22mm is equipped with sword groove damper band before the cutting edge, the width of sword groove damper band is 0.22mm, sword groove damper band right-hand member with the cutting edge right-hand member aligns, the terminal surface sets up for the plane before the sword groove damper band, the low center of cutting edge is-0.005 mm to-0.015 mm, the cutting edge is 0.05mm ~ 0.07mm, the blade edge of cutting edge is positive rake angle setting.
Further, the length of the blade is 2.5 mm-2.8 mm, and the diameter of the blade is 1.485 mm-1.515 mm.
Further, the right top of the blade is provided with a chamfer A with the radius of 0.185-0.215 mm, and the right bottom of the blade is provided with a chamfer B with the radius of 0.385-0.415 mm.
Further, a flat position is formed in the blade, the flat position extends to the right end of the blade, the length of the flat position is 15mm at least, and the distance between the bottom end surface of the inner side wall of the flat position and the top end of the blade is 0.2mm.
Further, a groove A is formed in the right side of the bottom end of the tool apron, the distance from the left end face of the inner side wall of the groove A to the right end of the cutting edge is greater than 6mm, a groove B is formed in the right side of the bottom end of the cutting edge, and the distance from the left end of the inner side wall of the groove B to the right end of the cutting edge is greater than 4mm.
Further, the cutting edge of the cutting edge is provided with a coating.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the cutter groove damping belt is arranged at the right side of the front end surface of the cutting edge by 0.22mm to the left side, the width of the cutter groove damping belt is 0.22mm, and the front end surfaces of the cutter groove damping belt are all arranged in a plane, so that the cutter vibration phenomenon of the cutter in the processing process is avoided, and the appearance surface of the product is free from the cutter grain phenomenon.
Drawings
FIG. 1 is a schematic view of the overall structure of a boring tool according to the present utility model;
FIG. 2 is a perspective cross-sectional view of a cutting edge of a boring cutter structure according to the present utility model;
FIG. 3 is a schematic view of the mounting structure of a cutter slot damper belt of the boring cutter structure of the present utility model;
in the figure:
1. a blade; 12. a knife slot; 13. a knife slot damping belt;
2. a knife handle;
3. a flat position;
4. a tool apron.
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.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a boring cutter structure, including handle of a knife 2, handle of a knife 2 right-hand member fixedly connected with blade holder 4, blade holder 4 right-hand member fixedly connected with cutting edge 1, the terminal surface is provided with sword groove 12 before the cutting edge 1, sword groove 12 is the concave surface setting, this concave surface is radius and is 6mm setting, sword groove 12 sets up in the right-hand member of cutting edge 1 0.22mm left side, the terminal surface right side left 0.22mm is equipped with sword groove damper 13 before the cutting edge 1, the width of sword groove damper 13 is 0.22mm, sword groove damper 13 right-hand member aligns with cutting edge 1 right-hand member, the terminal surface is the plane setting before sword groove damper 13, the low center of cutting edge 1 is-0.005 mm to-0.015 mm, the cutting edge 1 blade is 0.05mm ~ 0.07mm, the blade is the positive rake angle setting of cutting edge 1, the device is when using, sword groove 12 is used for the broken bits, the terminal surface is equipped with sword groove damper 13 before the cutting edge, the terminal surface right side left side is 0.22mm is the plane setting, the appearance vibration damper 13 has avoided the appearance of cutter to appear in the setting up of sword groove damper 13.
The length of the blade 1 is 2.5 mm-2.8 mm, the diameter of the blade 1 is 1.485 mm-1.515 mm, the processing operation is convenient, and the quality of the processing operation is improved.
The top of the right side of the cutting edge 1 is provided with a chamfer A, the radius of the chamfer A is 0.185 mm-0.215 mm, the bottom of the right side of the cutting edge 1 is provided with a chamfer B, and the radius of the chamfer B is 0.385 mm-0.415 mm, so that the performance of the cutting edge 1 can be improved.
Flat position 3 has been seted up on the cutting edge 1, and flat position 3 extends cutting edge 1 right-hand member, and flat position 3's length is 15mm at least, and flat position 3's bottom end face of inside wall is 0.2mm with cutting edge 1's top interval, and flat position 3's bottom end face is 0.2mm with cutting edge 1's top interval, and flat position 3's length is 15mm at least, and flat position 3's setting is longer better, convenient processing, and handle of a knife 2 is used for connecting cutting edge 1.
The right side of the bottom end of the tool apron 4 is provided with a groove A, the distance from the left end face of the inner side wall of the groove A to the right end of the cutting edge 1 is more than 6mm, the right side of the bottom end of the cutting edge 1 is provided with a groove B, the distance from the left end of the inner side wall of the groove B to the right end of the cutting edge 1 is more than 4mm, the distance from the left end face of the inner side wall of the groove A to the right end of the cutting edge 1 is more than 6mm, the distance from the left end of the inner side wall of the groove B to the right end of the cutting edge 1 is more than 4mm, the material consumption is reduced, and then the spraying area is reduced.
The cutting edge of the cutting edge 1 is provided with a coating, and the cutting edge of the cutting edge 1 is provided with the coating to improve the protection effect on the cutting edge 1.
Working principle: when the device is used, the blade 1 cuts, the cutter groove 12 is used for cutting scraps, the cutter groove damping belt 13 is arranged on the front end face of the blade 1, the right side of the front end face of the cutter groove damping belt 13 is arranged to the left 0.22mm, the cutter groove damping belt 13 is arranged to avoid the cutter vibration phenomenon in the processing process, the appearance surface of a product is free from the cutter line phenomenon, the distance between the bottom end face of the inner side wall of the flat 3 and the top end of the blade 1 is 0.2mm, the length of the flat 3 is at least 15mm, the longer and better the flat 3 is arranged, the processing is convenient, the cutter handle 2 is used for connecting the blade 1, the blade length of the blade 1 is 2.5 mm-2.8 mm, the diameter of the blade 1 is 1.485 mm-1.515 mm, the cutting edge of the blade 1 is 0.05 mm-0.07 mm, the cutting edge of the blade 1 is arranged at a positive front angle, the precision of the blade 1 is high, the processing is finer, the radius of a chamfer A is 0.185 mm-0.215 mm, the radius of a chamfer B is 0.385 mm-0.415 mm, the performance of the blade 1 can be improved by the arrangement, the distance from the left end face of the inner side wall of the groove A to the right end of the blade 1 is greater than 6mm, the distance from the left end of the inner side wall of the groove B to the right end of the blade 1 is greater than 4mm, materials are reduced, the spraying area is further reduced, and the like, and the cutting edge of the blade 1 is provided with a coating to improve the protection effect on the blade 1.
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.
Claims (6)
1. The utility model provides a boring cutter structure which characterized in that: including handle of a knife (2), handle of a knife (2) right-hand member fixedly connected with blade holder (4), blade holder (4) right-hand member fixedly connected with cutting edge (1), terminal surface is provided with sword groove (12) before cutting edge (1), sword groove (12) are the concave surface setting, and this concave surface is radius and is 6mm setting, sword groove (12) set up the right-hand member of cutting edge (1) 0.22mm left side, terminal surface right side is equipped with sword groove damper (13) before cutting edge (1) to left 0.22mm, the width of sword groove damper (13) is 0.22mm, sword groove damper (13) right-hand member with cutting edge (1) right-hand member aligns, the terminal surface is the plane setting before sword groove damper (13), the low center of cutting edge (1) is-0.005 mm to-0.015 mm, cutting edge (1) is 0.05mm ~ 0.07mm, the cutting edge (1) is the positive rake angle setting.
2. The boring cutter structure as claimed in claim 1, wherein: the length of the blade (1) is 2.5-2.8 mm, and the diameter of the blade (1) is 1.485-1.515 mm.
3. The boring cutter structure as claimed in claim 1, wherein: the right top of the cutting edge (1) is provided with a chamfer A, the radius of the chamfer A is 0.185-0.215 mm, the right bottom of the cutting edge (1) is provided with a chamfer B, and the radius of the chamfer B is 0.385-0.415 mm.
4. The boring cutter structure as claimed in claim 1, wherein: flat (3) have been seted up on cutting edge (1), just flat (3) extend cutting edge (1) right-hand member, the length of flat (3) is 15mm at least, the bottom end face of flat (3) inside wall with the top interval of cutting edge (1) is 0.2mm.
5. The boring cutter structure as claimed in claim 1, wherein: the right side of the bottom end of the tool apron (4) is provided with a groove A, the distance from the left end face of the inner side wall of the groove A to the right end of the cutting edge (1) is more than 6mm, the right side of the bottom end of the cutting edge (1) is provided with a groove B, and the distance from the left end of the inner side wall of the groove B to the right end of the cutting edge (1) is more than 4mm.
6. The boring cutter structure as claimed in claim 1, wherein: the cutting edge of the cutting edge (1) is provided with a coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321343354.7U CN219818072U (en) | 2023-05-30 | 2023-05-30 | Boring cutter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321343354.7U CN219818072U (en) | 2023-05-30 | 2023-05-30 | Boring cutter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219818072U true CN219818072U (en) | 2023-10-13 |
Family
ID=88248709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321343354.7U Active CN219818072U (en) | 2023-05-30 | 2023-05-30 | Boring cutter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219818072U (en) |
-
2023
- 2023-05-30 CN CN202321343354.7U patent/CN219818072U/en active Active
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