CN209578294U - NC cutting tool with curved surface milling cutter - Google Patents
NC cutting tool with curved surface milling cutter Download PDFInfo
- Publication number
- CN209578294U CN209578294U CN201822223260.1U CN201822223260U CN209578294U CN 209578294 U CN209578294 U CN 209578294U CN 201822223260 U CN201822223260 U CN 201822223260U CN 209578294 U CN209578294 U CN 209578294U
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- China
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- end surface
- curved surface
- operative end
- cutting tool
- milling cutter
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Abstract
The utility model discloses a kind of NC cutting tool with curved surface milling cutter, including knife bar and it is mounted on the cutter hub of knife bar end, the diagonal angle of the operative end surface of this cutter hub has the milling portion convexed to form, milling portion side is provided with cutting edge, this cutting edge is opened on the edge of operative end surface side, and it is provided with chip pocket on the rake face on rear side of the cutting edge, this chip pocket extends along the diagonal line of operative end surface to operative end surface center, and chip breaking boss is between this chip pocket and adjacent operative end surface.The utility model not only has good heat-sinking capability, also has good chip breaking, chip removal ability.
Description
Technical field
The utility model relates to a kind of NC cutting tools with curved surface milling cutter, belong to digital cuttings technical field.
Background technique
Currently, can not only be improved processed when using the blade workpieces processing of the cermet material of NC cutting tool
The finish of workpiece surface, moreover it is possible to promote the service life of digital cuttings；But the numerical control of part metals ceramic material on the market
When processing the workpiece, due to the defect of groove design, heat dissipation, chip breaking and chip removal ability still have deficiency to blade, it would be highly desirable to improve.
Summary of the invention
The purpose of the utility model is to provide a kind of NC cutting tools with curved surface milling cutter, should be with the numerical control of curved surface milling cutter
Cutter is used for finishing, the semifinishing of workpiece, not only has good heat-sinking capability, also has good chip breaking, chip removal energy
Power.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of NC cutting tool with curved surface milling cutter,
Including knife bar and it is mounted on the cutter hub of knife bar end, the diagonal angle of the operative end surface of this cutter hub has the milling portion convexed to form,
Milling portion side is provided with cutting edge, this cutting edge is opened in the rake face on the edge of operative end surface side, and on rear side of the cutting edge
On be provided with chip pocket, this chip pocket extends along the diagonal line of operative end surface to operative end surface center, and this chip pocket and adjacent
Operative end surface is interregional to be with chip breaking boss.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, the flank of the cutter hub is obliquely installed.
2. in above scheme, the cutting edge is rounded down in the end of operative end surface diagonal angle, value R0.65.
3. in above scheme, the operative end surface of milling portion side is equipped with direction signs hole point
4. in above scheme, being provided with mounting hole at the cutter hub center.
5. in above scheme, the mounting hole is provided with resigning annular groove away from one end of operative end surface.
6. in above scheme, the knife bar end protrusion is equipped with the mounting groove with fixation hole, it is inserted in the mounting hole
The fixed screw being threadedly connected in fixation hole.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1, the utility model has the NC cutting tool of curved surface milling cutter, is opened up by oblique in the milling portion convexed to form
Chip pocket, the metal fillings that milling at cutting edge is generated is discharged, and is surrounded using chip pocket and the lower operative end surface region of side
The reasonable chip breaking of chip breaking boss, and drain chip breaking in time, be not only avoided that metal fillings accumulates in milling portion, influence workpiece to be machined
The finish on surface, moreover it is possible to cooperate the curved surface rapid cooling at milling portion, avoid heat from accumulating in milling portion, cause milling portion hard
Degree reduces and influences Milling Process.
2, the utility model facilitates staff to distinguish with the NC cutting tool of curved surface milling cutter by direction signs hole point
Cutter hub use direction, to replace different milling portions.
Detailed description of the invention
Attached drawing 1 is the overall structure diagram of NC cutting tool of the utility model with curved surface milling cutter；
Attached drawing 2 is the top view of the blade of NC cutting tool of the utility model with curved surface milling cutter；
Attached drawing 3 is the side view of the blade of NC cutting tool of the utility model with curved surface milling cutter；
Attached drawing 4 is the partial sectional view of the blade of NC cutting tool of the utility model with curved surface milling cutter, for showing peace
Fill structure at hole.
In the figures above: 1, cutter hub；11, operative end surface；12, flank；13, mounting hole；2, milling portion；21, cutting edge；
22, rake face；23, chip pocket；3, chip breaking boss；4, direction signs hole point；5, resigning annular groove；6, knife bar；61, mounting groove；62,
Fixed screw.
Specific embodiment
Embodiment 1: a kind of NC cutting tool with curved surface milling cutter referring to attached drawing 1-4, including knife bar 6 and is mounted on knife bar 6
The cutter hub 1 of end, the diagonal angle of the operative end surface 11 of this cutter hub 1 have the milling portion 2 convexed to form, 2 side of milling portion
It is provided with cutting edge 21, this cutting edge 21 is opened to be opened on the rake face 22 on the edge of 11 side of operative end surface, and on rear side of the cutting edge 21
Have chip pocket 23, this chip pocket 23 along operative end surface 11 diagonal line to 11 center of operative end surface extend, and this chip pocket 23 with
Adjacent operative end surface 11 is interregional to be with chip breaking boss 3.
The flank 12 of above-mentioned cutter hub 1 is obliquely installed；The upper cutting edge 21 has in the end of 11 diagonal angle of operative end surface
Fillet, value R0.65；The operative end surface 11 of above-mentioned 2 side of milling portion is equipped with direction signs hole point 4；In above-mentioned cutter hub 1
Mounting hole 13 is provided at the heart；Above-mentioned mounting hole 13 is provided with resigning annular groove 5 away from one end of operative end surface 11；6 end of knife bar
Equipped with the mounting groove 61 for having fixation hole, the fixed screw 62 being threadedly connected in fixation hole is inserted in the mounting hole 13.
Embodiment 2: a kind of NC cutting tool with curved surface milling cutter referring to attached drawing 1-4, including knife bar 6 and is mounted on knife bar 6
The cutter hub 1 of end, the diagonal angle of the operative end surface 11 of this cutter hub 1 have the milling portion 2 convexed to form, 2 side of milling portion
It is provided with cutting edge 21, this cutting edge 21 is opened to be opened on the rake face 22 on the edge of 11 side of operative end surface, and on rear side of the cutting edge 21
Have chip pocket 23, this chip pocket 23 along operative end surface 11 diagonal line to 11 center of operative end surface extend, and this chip pocket 23 with
Adjacent operative end surface 11 is interregional to be with chip breaking boss 3.
The flank 12 of above-mentioned cutter hub 1 is obliquely installed；The upper cutting edge 21 has in the end of 11 diagonal angle of operative end surface
Fillet, value R0.65；The operative end surface 11 of above-mentioned 2 side of milling portion is equipped with direction signs hole point 4；6 end of knife bar
Portion is equipped with the mounting groove 61 with fixation hole, is inserted with the fixed screw 62 being threadedly connected in fixation hole in the mounting hole 13.
When using the above-mentioned NC cutting tool with curved surface milling cutter, appearance is opened up by oblique in the milling portion convexed to form
Consider slot to be worth doing, the metal fillings that milling at cutting edge is generated is discharged, and surrounded using chip pocket and the lower operative end surface region of side
The reasonable chip breaking of chip breaking boss, and drain chip breaking in time, it is not only avoided that metal fillings accumulates in milling portion, influences workpiece to be machined table
The finish in face, moreover it is possible to cooperate the curved surface rapid cooling at milling portion, avoid heat from accumulating in milling portion, lead to milling portion hardness
It reduces and influences Milling Process.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (7)
1. a kind of NC cutting tool with curved surface milling cutter, it is characterised in that: including knife bar (6) and be mounted on knife bar (6) end
Cutter hub (1), the diagonal angle of the operative end surface (11) of this cutter hub (1) have the milling portion (2) convexed to form, the milling portion (2)
Side is provided with cutting edge (21), this cutting edge (21) is opened on the edge of operative end surface (11) side, and on rear side of the cutting edge (21)
Chip pocket (23) are provided on rake face (22), this chip pocket (23) along operative end surface (11) diagonal line in operative end surface (11)
The heart extends, and this chip pocket (23) with adjacent operative end surface (11) is interregional is with chip breaking boss (3).
2. the NC cutting tool according to claim 1 with curved surface milling cutter, it is characterised in that: the rear knife of the cutter hub (1)
Face (12) is obliquely installed.
3. the NC cutting tool according to claim 1 with curved surface milling cutter, it is characterised in that: the cutting edge (21) is in work
The end of end face (11) diagonal angle is rounded down, value R0.65.
4. the NC cutting tool according to claim 1 with curved surface milling cutter, it is characterised in that: milling portion (2) side
Operative end surface (11) be equipped with direction signs hole point (4).
5. the NC cutting tool according to claim 1 with curved surface milling cutter, it is characterised in that: at cutter hub (1) center
It is provided with mounting hole (13).
6. the NC cutting tool according to claim 5 with curved surface milling cutter, it is characterised in that: the mounting hole deviates from work
One end of end face (11) is provided with resigning annular groove (5).
7. the NC cutting tool according to claim 5 with curved surface milling cutter, it is characterised in that: knife bar (6) end is set
There is the mounting groove (61) with fixation hole, is inserted with the fixed screw being threadedly connected in fixation hole in the mounting hole (13)
(62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223260.1U CN209578294U (en) | 2018-12-27 | 2018-12-27 | NC cutting tool with curved surface milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223260.1U CN209578294U (en) | 2018-12-27 | 2018-12-27 | NC cutting tool with curved surface milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209578294U true CN209578294U (en) | 2019-11-05 |
Family
ID=68379488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822223260.1U Active CN209578294U (en) | 2018-12-27 | 2018-12-27 | NC cutting tool with curved surface milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209578294U (en) |
-
2018
- 2018-12-27 CN CN201822223260.1U patent/CN209578294U/en active Active
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| GR01 | Patent grant |