CN217433959U - Double-edge upper chip removal T-shaped cutter - Google Patents
Double-edge upper chip removal T-shaped cutter Download PDFInfo
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- CN217433959U CN217433959U CN202220576033.0U CN202220576033U CN217433959U CN 217433959 U CN217433959 U CN 217433959U CN 202220576033 U CN202220576033 U CN 202220576033U CN 217433959 U CN217433959 U CN 217433959U
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 27
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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Abstract
The utility model discloses a chip removal T type sword on twolip, include: the end of the cutter handle is provided with a double-edge cutting structure; the double-edge cutting structure is axially provided with a front grinding surface and a rear grinding surface respectively; a chip pocket and a front end tooth are arranged on the front grinding surface of the double-edge cutting structure; the front end teeth are provided with axial relief angles; a cross edge is arranged on the axial front grinding surface of the double-edge cutting structure; the rear grinding surface of the double-edge cutting structure is provided with rear end teeth; the rear end teeth are provided with first end tooth axial relief angles and first rear end tooth radial relief angles; the double-edge cutting structure is radially provided with a grinding circumferential surface, and circumferential teeth are arranged on the grinding circumferential surface; the peripheral teeth are provided with a peripheral tooth front angle, a first peripheral tooth rear angle and a second peripheral tooth rear angle. The utility model provides a chip removal T type sword on twolip can improve processability and burring effect man-hour to T type groove.
Description
Technical Field
The utility model relates to a 3C product processing field, concretely relates to chip removal T type sword on twolip.
Background
In the process of processing 3C plastic products, the requirements on the precision, the surface roughness and the service life of a cutter of the products are high, burrs are easily generated during processing of plastic materials, and the yield of the products is easily influenced.
Therefore, a new double-edge chip removal T-shaped cutter needs to be developed, the cutter is specially developed for plastic products, the efficient and high-quality machining and deburring effects are achieved, meanwhile, the product advantages of high precision and long service life of the cutter can be considered, the machining cost can be effectively reduced, and the product competitiveness is improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, the present invention provides a double-edged T-shaped cutter for chip removal. The processing performance and the deburring effect are improved by improving the shape of the cutting edge.
In order to realize the utility model discloses an aim, the technical scheme that adopts is:
a double-edged chip-discharging T-knife comprising:
the end of the cutter handle is provided with a double-edge cutting structure;
the double-edge cutting structure is axially and respectively provided with a front grinding surface and a rear grinding surface;
a chip pocket and a front end tooth are arranged on the axial front grinding surface of the double-edge cutting structure;
the rear end teeth are provided with a first radial relief angle and a first axial relief angle;
the angle of the first radial relief angle is 20 ° and the angle of the first axial relief angle is 7 °;
a chisel edge is arranged on the axial front grinding surface of the double-edge cutting structure;
the front end teeth are provided with a first rear end tooth front angle, a first rear end tooth back angle and a second rear end tooth back angle;
the angle of the front angle of the first front end tooth is 5 +/-1 degrees;
the angle of the back angle of the first front end tooth is 10 +/-1 degrees;
the angle of the back angle of the second front end tooth is 22 +/-2 degrees;
the double-edge cutting structure is radially provided with a grinding circumferential surface, and circumferential teeth are arranged on the grinding circumferential surface;
the peripheral teeth are provided with a first peripheral tooth front angle, a first peripheral tooth rear angle and a second peripheral tooth rear angle;
the angle of the front angle of the first circumferential teeth is 27 +/-1 degrees;
the angle of the back angle of the first peripheral tooth is 15 +/-1 degrees;
the angle of the second peripheral tooth relief angle is 30 +/-2 degrees.
In a preferred embodiment of the invention, the angle of the chisel edge is 105 °.
In the utility model discloses a preferred embodiment, be provided with back chipping structure between twolip cutting structure and the handle of a knife end, back chipping structure's R angle is less than 0.1.
In a preferred embodiment of the present invention, the double-edged cutting structure is made of tungsten steel alloy.
In a preferred embodiment of the invention, the angle of the chip flutes is 25 °.
In a preferred embodiment of the invention, the helix angle of the front grinding face is 20 °.
In a preferred embodiment of the present invention, the double-edged chip removal T-shaped knife is integrally formed.
In a preferred embodiment of the present invention, the end of the handle is provided with an inclined surface.
The beneficial effects of the utility model reside in that:
the utility model provides a chip removal T type sword on twolip can improve processability and burring effect man-hour to T type groove. Meanwhile, the advantages of the cutter, such as high precision and long service life, can be taken into consideration, the processing cost can be effectively reduced, and the product competitiveness can be improved.
Drawings
Fig. 1 is a schematic structural view (radial view) of the present invention.
Fig. 2 is a schematic structural view (axial view) of the present invention.
Fig. 3 is a partial schematic view (enlarged view of the chisel edge) of the present invention.
Fig. 4 is a partial schematic view (enlarged view of back chipping) of the present invention.
Fig. 5 is a partial schematic view (enlarged view of the peripheral teeth) of the present invention.
Fig. 6 is a partial schematic view (enlarged view of the front end teeth) of the present invention.
Fig. 7 is a partial schematic view (enlarged view of the rear end tooth) of the present invention.
Fig. 8 is a schematic view 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 double-edged chip removal-on-tool T-shaped tool shown in fig. 1 to 8 comprises a tool shank 100, and a double-edged cutting structure 200 made of tungsten steel alloy is arranged at an inclined surface 110 at the tail end of the tool shank 100.
With particular reference to fig. 8, the double-edged cutting structure 200 is provided with a front grinding surface 210 for grinding a lower end 301 of the T-shaped groove and a rear grinding surface 220 for grinding an upper end 302 of the T-shaped groove on both axial sides thereof. The double-edged cutting structure 200 is radially provided with a grinding peripheral surface 230. The helix angle of the front grinding face 210 is 20.
A chisel edge 212 is provided on the axial front grinding face 210 of the double-edged cutting structure, and with particular reference to fig. 3, the angle of the chisel edge 212 is 105 °.
With particular reference to fig. 7, the rear grinding surface 220 is provided with rear teeth 221, and the rear teeth 221 are provided with radial relief angles 221a and axial relief angles 221 b. The radial relief angle 221a is at an angle of 20 ° and the axial relief angle 221 b. Is 7 deg..
The axial front grinding face 210 of the double-edged cutting structure is provided with front end teeth 211 and chip flutes 213. The angle of the chip flute 213 is 25 °.
With particular reference to fig. 6, the front end tooth 211 is provided with a first front end tooth front angle 211a, a first front end tooth rear angle 211b and a second front end tooth rear angle 211 c. The angle of the first front end tooth rake angle 211a is 5 ± 1 °; the angle of the first front-end tooth back angle 211b is 10 ± 1 °; the angle of the second leading-end tooth relief angle 211c is 22 ± 2 °.
With particular reference to fig. 5, the grinding peripheral surface 230 is provided with peripheral teeth 231, and the peripheral teeth 231 are provided with first peripheral tooth rake angles 231a, first peripheral tooth relief angles 231b, and second peripheral tooth relief angles 231 c.
The angle of the first peripheral tooth front angle 231a is 27 ± 1 °, the angle of the first peripheral tooth rear angle 231b is 15 ± 1 °, and the angle of the second peripheral tooth rear angle 231c is 30 ± 2 °.
A back chipping structure 240 is arranged between the double-edge cutting structure 200 and the tool shank portion 120, and the R angle of the back chipping structure 240 is smaller than 0.1.
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 (8)
1. The utility model provides a chip removal T type sword on twolip which characterized in that includes:
the end of the cutter handle is provided with a double-edge cutting structure;
the double-edge cutting structure is axially and respectively provided with a front grinding surface and a rear grinding surface;
the axial rear grinding surface of the double-edge cutting structure is provided with rear end teeth;
the rear end tooth is provided with a first end tooth radial relief angle and a first end tooth axial relief angle;
the angle of the radial back angle of the rear end tooth is 20 degrees, and the angle of the axial back angle of the rear end tooth is 7 degrees;
a chip pocket and a front end tooth are arranged on the axial front grinding surface of the double-edge cutting structure;
the front end teeth are provided with an axial front angle, a first axial rear angle and a second axial rear angle;
a cross blade is arranged on the axial front grinding surface of the double-blade cutting structure;
the angle of the axial front angle of the first front end tooth is 5 +/-1 degrees;
the angle of the axial rear angle of the first front end tooth is 10 +/-1 degrees;
the angle of the axial rear angle of the second front end tooth is 22 +/-2 degrees;
the double-edge cutting structure is radially provided with a grinding circumferential surface, and circumferential teeth are arranged on the grinding circumferential surface;
the peripheral teeth are provided with a first peripheral tooth front angle, a first peripheral tooth rear angle and a second peripheral tooth rear angle;
the angle of the front angle of the first circumferential teeth is 27 +/-1 degrees;
the angle of the back angle of the first peripheral tooth is 15 +/-1 degrees;
the angle of the second peripheral tooth relief angle is 30 +/-2 degrees.
2. A double-edged chip-removal T-knife as claimed in claim 1, wherein the angle of the chisel edge is 105 °.
3. The double-edged chip-removal T-shaped knife as claimed in claim 1, wherein a back chipping structure is arranged between the double-edged cutting structure and the tail end of the knife handle, and the R angle of the back chipping structure is less than 0.1.
4. The double-edged chip-removal T-knife as claimed in claim 1, wherein the double-edged cutting structure is of tungsten steel alloy.
5. A double-edged chip-removal T-knife as claimed in claim 1, wherein the angle of the chip flute is 25 °.
6. A double-edged chip-removal T-knife as claimed in claim 1, wherein the helix angle of the front grinding face is 20 °.
7. The double-edged chip-removal T-knife as claimed in claim 1, wherein the double-edged chip-removal T-knife is integrally formed.
8. The double-edged chip-removal-on-T-knife as claimed in claim 1, wherein the distal end of the shank is beveled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576033.0U CN217433959U (en) | 2022-03-16 | 2022-03-16 | Double-edge upper chip removal T-shaped cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576033.0U CN217433959U (en) | 2022-03-16 | 2022-03-16 | Double-edge upper chip removal T-shaped cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217433959U true CN217433959U (en) | 2022-09-16 |
Family
ID=83215308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220576033.0U Active CN217433959U (en) | 2022-03-16 | 2022-03-16 | Double-edge upper chip removal T-shaped cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217433959U (en) |
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2022
- 2022-03-16 CN CN202220576033.0U patent/CN217433959U/en active Active
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