CN218745091U - Roughing tool capable of improving chip removal amount - Google Patents
Roughing tool capable of improving chip removal amount Download PDFInfo
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- CN218745091U CN218745091U CN202223437929.XU CN202223437929U CN218745091U CN 218745091 U CN218745091 U CN 218745091U CN 202223437929 U CN202223437929 U CN 202223437929U CN 218745091 U CN218745091 U CN 218745091U
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- shaped surface
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- groove
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Abstract
The utility model discloses a can improve rough repair sword of chip removal volume belongs to the milling cutter field, solves the current not good problem of rough repair sword chip removal smoothness nature. This rough repair sword includes the blade disc, the outer wall of blade disc is equipped with a plurality of blades, be equipped with the chip groove on the blade disc of blade one side, the inner wall of chip groove links up by a plurality of different radial arcwall faces and constitutes. The utility model discloses a rough trimming sword can increase chip groove area, improves the chip removal smoothness nature man-hour.
Description
Technical Field
The utility model relates to a milling cutter, more specifically says, it relates to a rough repair sword that can improve the chip removal volume.
Background
The milling cutter is a rotary cutter with one or more cutter teeth for milling, is widely applied to milling of metal plates, wood and the like, and can be divided into a finish milling cutter and a rough milling cutter when processing different procedures. Among them, the roughing milling cutter is used for milling with a large feed amount, and is also called as a roughing cutter in the plate processing industry.
The existing rough trimming cutter has a large feeding amount in the milling process, so that a chip discharge groove is mostly open-type chips, and the chip discharge groove is provided with the following patent numbers: CN202122253848.3 is a rough trimming cutter, the chip grooves of which are through type, i.e. through both sides of the rough trimming cutter, so as to facilitate the chip picking during cutting. However, in the existing rough trimming cutter, the chip removal groove is of a single arc-shaped groove structure, so that the area of the chip removal groove is small, and the chip removal smoothness is still poor. Therefore, it is highly desirable to develop a rough cutting tool capable of increasing the amount of chips discharged.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to prior art's the aforesaid, provides a rough repair sword that can improve the chip removal volume, can increase chip groove area, improves the chip removal smoothness nature man-hour.
The technical scheme of the utility model is like this: the utility model provides a can improve rough repair sword of chip removal volume, includes the blade disc, the outer wall of blade disc is equipped with a plurality of blades, be equipped with the chip groove on the blade disc of blade one side, the inner wall of chip groove links up by a plurality of different radial arcwall faces and constitutes.
As further improvement, the inner wall of the chip groove comprises a first arc-shaped surface, a second arc-shaped surface, a third arc-shaped surface and a fourth arc-shaped surface, wherein the first arc-shaped surface, the second arc-shaped surface, the third arc-shaped surface and the fourth arc-shaped surface are sequentially arranged from one side of the blade far away from the blade, and the first arc-shaped surface, the second arc-shaped surface, the third arc-shaped surface and the fourth arc-shaped surface are sequentially connected.
Furthermore, the circle centers corresponding to the first arc-shaped surface, the third arc-shaped surface and the fourth arc-shaped surface are located on the outer side of the cutter head, and the circle center corresponding to the second arc-shaped surface is located on the inner side of the cutter head.
Further, the radiuses of the second arc-shaped surface, the third arc-shaped surface, the fourth arc-shaped surface and the first arc-shaped surface are reduced in sequence.
Further, the radius of the second arc-shaped surface is 20.5mm, the radius of the third arc-shaped surface is 7mm, the radius of the fourth arc-shaped surface is 5mm, and the radius of the first arc-shaped surface is 4mm.
Furthermore, two ends of the second arc-shaped surface are tangent to the first arc-shaped surface and the third arc-shaped surface respectively.
Furthermore, the inner wall of the chip groove further comprises an inclined plane, the inclined plane is located between the third arc-shaped surface and the fourth arc-shaped surface, one end of the inclined plane is connected with the fourth arc-shaped surface, and the other end of the inclined plane is tangent to the third arc-shaped surface.
Furthermore, the front angle A of the blade is 2-30 degrees, the back angle B is 3-35 degrees, and the maximum diameter of the rough trimming cutter is 20-100 mm.
Furthermore, a cylindrical hole is formed in the center of the cutter head, and a key groove is formed in the inner wall of the cylindrical hole.
Further, the center of the two sides of the cutter head is provided with a first sinking groove, the bottom of the first sinking groove on the periphery of the cylindrical hole is provided with an inwards concave step groove, and step surfaces are arranged on the two sides of the cutter head on the periphery of the first sinking groove.
Advantageous effects
Compared with the prior art, the utility model, have following advantage:
the utility model discloses a rough trimming cutter sets up to constitute by linking up a plurality of different radial arcwall faces through the inner wall with the chip groove, can increase the chip groove area, in the processing cutting process, the sweeps that gets off by the blade cutting falls in the chip groove to lead under the direction of a plurality of arcwall faces and flow away, effectively improve the chip removal smoothness nature man-hour, improve the chip removal performance of rough trimming cutter, satisfy the large feed processing of panel processing, can guarantee the machining precision simultaneously, make the machined surface level and smooth, the smooth finish is good.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
fig. 3 is a schematic side view of the present invention.
Wherein: 1-cutter head, 2-cutter blade, 3-chip groove, 4-cylindrical hole, 5-key groove, 6-sink groove, 7-step groove, 8-step surface, 31-first arc surface, 32-second arc surface, 33-third arc surface, 34-fourth arc surface and 35-inclined surface.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-3, for the utility model provides a can improve rough repair sword of chip removal volume, including blade disc 1, be equipped with a plurality of blades 2 at the outer wall of blade disc 1, it is concrete, blade 2 can be fixed at blade disc 1 outer wall through the welded mode, blade 2 sets up six altogether, six blade 2 evenly distributed are equipped with chip groove 3 on blade disc 1 of blade 2 one side, and chip groove 3 runs through the both sides of blade disc 1, and for the open bits structure of clapping, this chip groove 3's inner wall links up by the arcwall face of a plurality of different radiuses and constitutes. Specifically, the inner wall of the chip groove 3 includes a first arc-shaped surface 31, a second arc-shaped surface 32, a third arc-shaped surface 33 and a fourth arc-shaped surface 34, wherein the first arc-shaped surface 31, the second arc-shaped surface 32, the third arc-shaped surface 33 and the fourth arc-shaped surface 34 are sequentially arranged from one side of the blade 2 to the side far away from the blade 2, and the first arc-shaped surface 31, the second arc-shaped surface 32, the third arc-shaped surface 33 and the fourth arc-shaped surface 34 are sequentially connected.
The utility model discloses a rough trimming cutter, through setting up chip groove 3's inner wall to link up to constitute by a plurality of different radial arcwall faces, can increase chip groove 3 area, in the course of the processing cutting, the sweeps that gets off by the blade cutting falls in the chip groove, and lead under the direction of a plurality of arcwall faces and flow and go, effectively improve chip removal smoothness nature man-hour, improve the chip removal performance of rough trimming cutter, satisfy the heavy feed processing of panel processing, can guarantee the machining precision simultaneously, make the machined surface level and smooth, smooth finish is good.
Preferably, the circle centers corresponding to the first arc-shaped surface 31, the third arc-shaped surface 33 and the fourth arc-shaped surface 34 are located outside the cutter head 1, and the circle center corresponding to the second arc-shaped surface 32 is located inside the cutter head 1, so that the area of the chip groove 3 can be further increased. Further, the radiuses of the second arc-shaped surface 32, the third arc-shaped surface 33, the fourth arc-shaped surface 34 and the first arc-shaped surface 31 are reduced in sequence, so that transition among the four arc-shaped surfaces is smooth. Furthermore, the radius of the second arc-shaped surface 32 is 20.5mm, the radius of the third arc-shaped surface 33 is 7mm, the radius of the fourth arc-shaped surface 34 is 5mm, and the radius of the first arc-shaped surface 31 is 4mm, so that the waste chip can flow smoothly by optimizing the radii of the four arc-shaped surfaces, and meanwhile, the area of the chip discharge groove 3 can be further ensured to be large enough.
Preferably, both ends of the second arc-shaped surface 32 are tangent to the first arc-shaped surface 31 and the third arc-shaped surface 33 respectively, so that the waste scraps can smoothly transit between the two arc-shaped surfaces, and the resistance is reduced. Further, the inner wall of the chip discharge groove 3 further comprises an inclined surface 35, the inclined surface 35 is located between the third arc-shaped surface 33 and the fourth arc-shaped surface 34, one end of the inclined surface 35 is connected with the fourth arc-shaped surface 34, the other end of the inclined surface is tangent to the third arc-shaped surface 33, chip beating resistance between the third arc-shaped surface 33 and the fourth arc-shaped surface can be reduced through the arrangement of the inclined surface 35, and meanwhile the area of the chip discharge groove is further enlarged.
Preferably, the front angle A of the blade 2 is 2-30 degrees, the back angle B is 3-35 degrees, and the angle of the front angle and the back angle of the blade 2 is limited, so that the cutter is more durable, and the smoothness of the cut plate is better; the maximum diameter of the rough trimming cutter in the embodiment is 20 mm-100 mm, namely the diameter of a circle corresponding to the outer edge of the blade 2 is 20 mm-100 mm, the linear speed of the large-diameter cutter is high, and the processed smooth surface is good.
Preferably, a cylindrical hole 4 is formed in the center of the cutter head 1, a key groove 5 is formed in the inner wall of the cylindrical hole 4, and the cutter head 1 is conveniently connected with a cutter shaft through the matching of the cylindrical hole 4 and the key groove 5.
Preferably, the centers of two sides of the cutter head 1 are respectively provided with a sinking groove 6, the bottom of the sinking groove 6 on the periphery of the cylindrical hole 4 is also provided with an inwards concave step groove 7, so that the material of a cutter is effectively reduced, the cost is reduced, and the two sides of the cutter head 1 on the periphery of the sinking groove 6 are also provided with step surfaces 8, so that the cutter head 1 can be conveniently clamped when the cylindrical hole 4 is machined.
The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.
Claims (10)
1. The utility model provides a can improve rough repair sword of chip removal volume, includes blade disc (1), the outer wall of blade disc (1) is equipped with a plurality of blades (2), be equipped with chip groove (3) on blade disc (1) of blade (2) one side, its characterized in that, the inner wall of chip groove (3) comprises a plurality of different radial arcwall faces links up.
2. The rough trimming cutter capable of improving the chip removal amount is characterized in that the inner wall of the chip removal groove (3) comprises a first arc-shaped surface (31), a second arc-shaped surface (32), a third arc-shaped surface (33) and a fourth arc-shaped surface (34), the first arc-shaped surface (31), the second arc-shaped surface (32), the third arc-shaped surface (33) and the fourth arc-shaped surface (34) are sequentially arranged from one side of the blade (2) to the side away from the blade (2), and the first arc-shaped surface (31), the second arc-shaped surface (32), the third arc-shaped surface (33) and the fourth arc-shaped surface (34) are sequentially connected.
3. The rough trimming cutter capable of improving the chip removal amount according to claim 2, wherein the circle centers corresponding to the first arc-shaped surface (31), the third arc-shaped surface (33) and the fourth arc-shaped surface (34) are positioned outside the cutter head (1), and the circle center corresponding to the second arc-shaped surface (32) is positioned inside the cutter head (1).
4. The roughing cutter capable of improving the chip removal according to claim 2 characterized in that the radii of the second arc-shaped surface (32), the third arc-shaped surface (33), the fourth arc-shaped surface (34) and the first arc-shaped surface (31) decrease in sequence.
5. The roughing cutter capable of improving the chip removal according to claim 4 characterized in that the radius of the second arc surface (32) is 20.5mm, the radius of the third arc surface (33) is 7mm, the radius of the fourth arc surface (34) is 5mm and the radius of the first arc surface (31) is 4mm.
6. The rough trimming cutter capable of improving the chip removal amount according to claim 2, wherein both ends of the second arc-shaped surface (32) are tangent to the first arc-shaped surface (31) and the third arc-shaped surface (33), respectively.
7. The rough trimming cutter capable of improving the chip removal amount according to claim 2, wherein the inner wall of the chip removal groove (3) further comprises a slope (35), the slope (35) is positioned between the third arc-shaped surface (33) and the fourth arc-shaped surface (34), one end of the slope (35) is connected with the fourth arc-shaped surface (34), and the other end of the slope is tangent to the third arc-shaped surface (33).
8. The roughing tool for increasing the chip removal according to claim 1 wherein the front angle a of said insert (2) is 2 ° to 30 ° and the rear angle B is 3 ° to 35 °, and the maximum diameter of said roughing tool is 20mm to 100mm.
9. The rough trimming cutter capable of improving the chip removal capacity according to any one of claims 1 to 8, wherein a cylindrical hole (4) is formed in the center of the cutter head (1), and a key groove (5) is formed in the inner wall of the cylindrical hole (4).
10. The rough trimming cutter capable of increasing the chip removal amount according to claim 9, wherein the centers of the two sides of the cutter head (1) are provided with a sinking groove (6), the bottom of the sinking groove (6) at the periphery of the cylindrical hole (4) is further provided with an inward concave step groove (7), and the two sides of the cutter head (1) at the periphery of the sinking groove (6) are further provided with step surfaces (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223437929.XU CN218745091U (en) | 2022-12-21 | 2022-12-21 | Roughing tool capable of improving chip removal amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223437929.XU CN218745091U (en) | 2022-12-21 | 2022-12-21 | Roughing tool capable of improving chip removal amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218745091U true CN218745091U (en) | 2023-03-28 |
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ID=85684674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223437929.XU Active CN218745091U (en) | 2022-12-21 | 2022-12-21 | Roughing tool capable of improving chip removal amount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218745091U (en) |
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2022
- 2022-12-21 CN CN202223437929.XU patent/CN218745091U/en active Active
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