CN204818216U - Milling tool - Google Patents
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- CN204818216U CN204818216U CN201520432536.0U CN201520432536U CN204818216U CN 204818216 U CN204818216 U CN 204818216U CN 201520432536 U CN201520432536 U CN 201520432536U CN 204818216 U CN204818216 U CN 204818216U
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Abstract
The utility model provides a milling tool, its includes at least one cutting edge, this at least one cutting edge of forms first rotatory orbit when milling tool's axis is rotatory, and this first rotatory orbit forms two first round profiles with arbitrary plane intersection of axis through this milling tool, and each this first round profile includes 6 sections curve segments of 7 somes shares. Through the point coordinates parameter of control first round profile, the profile precision of control cutting edge realizes processing the work piece of specific profile outward appearance demand.
Description
Technical field
The utility model relates to a kind of milling cutter, particularly relates to a kind of milling cutter being applied to machining.
Background technology
In machining, such as, in CNC processing, milling cutter, because of advantages such as its stable cutting, is comparatively usually used in cutting metal, workpiece that plastic or other material is made.But it is special that the face shaping of some product requires, when product contour curve is comparatively complicated, common milling cutter can not meet process requirements.
Utility model content
In view of above-mentioned condition, be necessary the milling cutter that a kind of applicable processing contoured is provided.
A kind of milling cutter, it comprises at least one cutting edge, this at least one cutting edge comprises the first blade, this first blade forms the first rotational trajectory when the axis of milling cutter rotates, this first rotational trajectory formation crossing with any plane of the axis by this milling cutter two first round profiles, this first round profile each comprises 6 sections of curved sections that 7 points are divided into, and is set to two-dimensional coordinate initial point (0 with a point in these 7 points, 0), the coordinate points of other 6 points is selected from following 8 groups:
1st group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.088 ± 0.04,1.137 ± 0.04), (2.574 ± 0.04,1.665 ± 0.04), (4.149 ± 0.04,1.553 ± 0.04), (5.534 ± 0.04,0.801 ± 0.04), (6.409 ± 0.04,-0.507 ± 0.04), (6.672 ± 0.04 ,-2.068 ± 0.04);
2nd group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.208 ± 0.04,1.209 ± 0.04), (2.854 ± 0.04,1.69 ± 0.04), (4.547 ± 0.04,1.413 ± 0.04), (5.916 ± 0.04,0.386 ± 0.04), (6.584 ± 0.04,-1.191 ± 0.04), (6.697 ± 0.04 ,-2.879 ± 0.04);
3rd group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.182 ± 0.04,1.194 ± 0.04), (2.791 ± 0.04,1.69 ± 0.04), (4.46 ± 0.04,1.445 ± 0.04), (5.841 ± 0.04,0.497 ± 0.04), (6.562 ± 0.04,-1.022 ± 0.04), (6.702 ± 0.04 ,-2.712 ± 0.04);
4th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.181 ± 0.04,1.193 ± 0.04), (2.791 ± 0.04,1.687 ± 0.04), (4.459 ± 0.04,1.45 ± 0.04), (5.837 ± 0.04,0.488 ± 0.04), (6.556 ± 0.04,-1.031 ± 0.04), (6.707 ± 0.04 ,-2.721 ± 0.04);
5th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (0.806 ± 0.04,0.957 ± 0.04), (1.912 ± 0.04,1.546 ± 0.04), (3.153 ± 0.04,1.733 ± 0.04), (4.389 ± 0.04,1.516 ± 0.04), (5.479 ± 0.04,0.898 ± 0.04), (6.407 ± 0.04,0.046 ± 0.04);
6th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.271 ± 0.04,1.187 ± 0.04), (2.92 ± 0.04,1.713 ± 0.04), (4.64 ± 0.04,1.49 ± 0.04), (6.071 ± 0.04,0.52 ± 0.04), (6.822 ± 0.04,-1.037 ± 0.04), (6.99 ± 0.04 ,-2.773 ± 0.04);
7th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.147 ± 0.04,1.139 ± 0.04), (2.626 ± 0.04,1.769 ± 0.04), (4.235 ± 0.04,1.75 ± 0.04), (5.696 ± 0.04,1.081 ± 0.04), (6.688 ± 0.04,-0.178 ± 0.04), (7.088 ± 0.04 ,-1.743 ± 0.04);
8th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (0.939 ± 0.04,1.024 ± 0.04), (2.211 ± 0.04,1.591 ± 0.04), (3.603 ± 0.04,1.671 ± 0.04), (4.936 ± 0.04,1.267 ± 0.04), (6.041 ± 0.04,0.414 ± 0.04), (7.074 ± 0.04 ,-0.532 ± 0.04).
Further, this at least one cutting edge comprises second blade be connected with this first blade further, and this second blade is end sword.
Further, this second blade forms the second rotational trajectory when the axis of this milling cutter rotates, this second rotational trajectory formation crossing with any plane of the axis by this milling cutter two the second outline lines, this second outline line each comprises the first straightway, the second straightway and connects the circular arc line segment of this first straightway and this second straightway, this first straightway and the first corresponding contours connection.
Further, the length range of this first straightway is 0.1mm ~ 6mm, and the angle of the axis of this first straightway and this milling cutter is 0 ° ± 45 °.
Further, the length range of this first straightway is the axis being parallel of 0.1mm ~ 6mm, this first straightway and this milling cutter.
Further, the length range of this second straightway is 1mm ~ 10mm, and the angle of the axis of this second straightway and this milling cutter is 90 ° ± 45 °.
Further, the length range of this second straightway is the axes normal of 1mm ~ 10mm, this second straightway and this milling cutter.
Further, this second blade forms the second rotational trajectory when the axis of this milling cutter rotates, this second rotational trajectory formation crossing with any plane of the axis by this milling cutter two the second outline lines, this second outline line each comprises the first straightway, the second straightway, circular arc line segment and the 3rd straightway that connect successively, this first straightway and the first corresponding contours connection.
Further, the length range of this first straightway is 0.1mm ~ 6mm, and the angular range of the axis of this first straightway and this milling cutter is 0 ° ± 45 °.
Further, the length range of this first straightway is the axis being parallel of 0.1mm ~ 6mm, this first straightway and this milling cutter.
Further, the length range of this second straightway is 0.1mm ~ 6mm, and the angular range of the axis of this second straightway and this milling cutter is 45 ° ± 20 °.
Further, the length range of the 3rd straightway is 1mm ~ 10mm, and the angular range of the axis of the 3rd straightway and this milling cutter is 90 ° ± 45 °.
Further, the length range of the 3rd straightway is 1mm ~ 10mm, the axis of the 3rd straightway and this milling cutter vertical.
Further, the angular range of the axial rake of this at least one cutting edge is 0 ° ~ 30 °.
Above-mentioned milling cutter, by controlling the coordinate parameters of first round profile, can control the contour accuracy of blade, realizes the workpiece of processing contoured outward appearance demand.Second blade can assist milling cutter as base point for checking cutting tool in CNC processing, and the different parts of the first blade and the second blade processing work simultaneously, reduces tool changing action, saving process time, reduces costs.
Accompanying drawing explanation
Fig. 1 is the using state schematic cross-section of milling cutter of the present utility model.
Fig. 2 is the schematic perspective view of the milling cutter of the utility model first embodiment.
Fig. 3 is the schematic side view of milling cutter shown in Fig. 2.
The side-looking enlarged diagram that Fig. 4 is another visual angle of milling cutter shown in Fig. 2.
Fig. 5 is the elevational schematic view of milling cutter shown in Fig. 2.
The using state schematic diagram that Fig. 6 is milling cutter shown in Fig. 2.
Fig. 7 is the using state schematic diagram of the milling cutter of the utility model second embodiment.
Fig. 8 is the using state schematic diagram of the milling cutter of the utility model the 3rd embodiment.
Fig. 9 is the using state schematic diagram of the milling cutter of the utility model the 4th embodiment.
Figure 10 is the using state schematic diagram of the milling cutter of the utility model the 5th embodiment.
Figure 11 is the using state schematic diagram of the milling cutter of the utility model the 6th embodiment.
Figure 12 is the using state schematic diagram of the milling cutter of the utility model the 7th embodiment.
Figure 13 is the using state schematic diagram of the milling cutter of the utility model the 8th embodiment.
Figure 14 is the using state schematic diagram of the milling cutter of the utility model the 9th embodiment.
Main element symbol description
| Milling cutter | 100 |
| Axis | 110 |
| First workpiece | 201 |
| Second workpiece | 202 |
| First machined surface | 204 |
| Second machined surface | 205 |
| Knife bar | 10 |
| Cutting edge support portion | 30 |
| Groove | 301 |
| Chip area | 31 |
| First cutting edge | 50 |
| Second cutting edge | 70 |
| First blade | 51 |
| First rotational trajectory | 510 |
| Second blade | 53 |
| Second rotational trajectory | 530 |
| First round profile | 511、512、513、514、515、516、517、518 |
| Second outline line | 531、541 |
| First straightway | 533、543 |
| Second straightway | 535、545 |
| Circular arc line segment | 537、547 |
| 3rd straightway | 549 |
Following detailed description of the invention will further illustrate the utility model in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that, when an assembly is considered to " connection " another assembly, it can be directly connected to another assembly or may there is the assembly arranged placed in the middle simultaneously.When an assembly is considered to " being arranged at " another assembly, it can be set directly on another assembly or may exist simultaneously the assembly arranged placed in the middle.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in description of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Please refer to Fig. 1, milling cutter of the present utility model, it, by miscellaneous part driven rotary, such as, by the main shaft driven rotary of lathe, realizes milling workpiece.Milling cutter is a cutter dual-purpose type, can be used in cutting first workpiece 201 and second workpiece 202, and first machined surface 204 of milling cutter to the first workpiece 201 carries out machining, and also can carry out machining to the second machined surface 205 of second workpiece 202.Be appreciated that milling cutter of the present utility model is not limited to two different work pieces process, can process the different parts of same workpiece.
Please refer to Fig. 2, milling cutter 100 in the utility model first embodiment is for having the milling cutter of four blades, and milling cutter 100 comprises knife bar 10, is arranged at least one cutting edge support portion 30 of knife bar 10 one end and is arranged at least one cutting edge 50(70 on cutting edge support portion 30).In present embodiment, the quantity of at least one cutting edge is four, is respectively two the first cutting edges 50 and two the second cutting edges 70.Accordingly, the quantity for the cutting edge support portion 30 supporting cutting edge is similarly four.
Knife bar 10 is roughly in column, and it is for being arranged on board.
Cutting edge support portion 30 is disposed on one end of knife bar 10 along the circumferencial direction of the axis around knife bar 10.Form groove 301 between adjacent two cutting edge support portions 30, the perisporium of each cutting edge support portion 30 is recessed to form the chip area 31 of arc.
Two the first cutting edges 50 are corresponding to be respectively arranged on the sidewall of the cutting edge support portion 30 that two are oppositely arranged, two the second cutting edges 70 are corresponding to be respectively arranged on the sidewall of the cutting edge support portion 30 that two other is oppositely arranged, and two the first cutting edges 50 and two the second cutting edge 70 partial receipt are in the groove 301 of correspondence.Therefore, two the first cutting edges 50 and two the second cutting edges 70 interval that interlocks is arranged, and namely each first cutting edge 50 is arranged between two adjacent second cutting edges 70, and is oppositely arranged with another first cutting edge 50; Each second cutting edge 70 is arranged between two adjacent first cutting edges 50, and is oppositely arranged with another second cutting edge 70.
Please refer to Fig. 3 to Fig. 5, the axial rake β of each the first cutting edge 50
1angular range be 0 ° ~ 30 °, the axial rake β of each the second cutting edge 70
2angular range be 0 ° ~ 30 °, the angle β between the second cutting edge 70 that the first cutting edge 50 is adjacent
3angular range be 20 ° ~ 100 °.The scope of the eccentric throw d1 of two the first cutting edges 50 is 1.0mm ± 5mm.The scope of the eccentric throw d2 of two the second cutting edges 70 is 1.7mm ± 5mm.In the present embodiment, β
1angle be 20 °, β
2angle be 15 °, β
3angle be 85 °, the eccentric throw of two the first cutting edges 50 is 1.0mm, and the eccentric throw of two the second cutting edges 70 is 1.7mm.
The second blade 53 that each first cutting edge 50 or each the second cutting edge 70 include the first blade 51 and be connected with the first blade 51.First blade 51 is for cutting the first workpiece 201, second blade 53 for cutting second workpiece 202.Second blade 53 is end sword, and it is positioned at one end that the first blade 51 deviates from knife bar 10.
Please refer to Fig. 6, the first blade 51 is inner arc sword, its axis 110(around milling cutter 100 and the axis of knife bar 10) to form the first rotational trajectory 510, first rotational trajectory 510 when rotating be ring rotation track around axis 110.First rotational trajectory 510 formation crossing with any plane of the axis 110 by milling cutter, two first round profiles 511.Article two, first round profile 511 relative axis 110 is symmetrical.
Each first round profile 511 is camber line, 6 sections of curved sections that its 7 somes A1, A2, A3, A4, A5, A6, A7 comprising starting point are divided into, the tolerance of A1, A2, A3, A4, A5, A6, A7 is ± 0.04mm, wherein, A1 is the origin of curve, using A1 as XY two-dimensional coordinate initial point, list A2, A3, A4, A5, A6, A7 as following table with two-dimensional coordinate point successively.It should be noted that, in order to drawing aesthetics, coordinate XY axle is moved on to the drawing upper right corner and represents, in fact, the origin of coordinates overlaps with A1 point.
| NO. | X-coordinate | Y-coordinate |
| A1 | 0 | 0 |
| A2 | 1.088±0.04 | 1.137±0.04 |
| A3 | 2.574±0.04 | 1.665±0.04 |
| A4 | 4.149±0.04 | 1.553±0.04 |
| A5 | 5.534±0.04 | 0.801±0.04 |
| A6 | 6.409±0.04 | -0.507±0.04 |
| A7 | 6.672±0.04 | -2.068±0.04 |
Second blade 53 is evagination sword, and forming the second rotational trajectory 530, second rotational trajectory 530 when its axis 110 around milling cutter 100 rotates is annular trace around axis 110.Second rotational trajectory 530 formation crossing with any plane of the axis 110 by milling cutter, two the second outline lines 531.Article two, the second outline line 531 relative axis 110 is symmetrical.
Second outline line 531 comprises the first straightway 533, second straightway 535 and circular arc line segment 537, and circular arc line segment 537 connects the first straightway 533 and the second straightway 535.First straightway 533 is connected with the starting point (i.e. A1 point) of first round profile 511, and the axis of parallel mill 100.In other embodiments, the length range of this first straightway 533 is 0.1mm ~ 6mm, and the first straightway 533 is 0 ° ± 45 ° with the angle of the axis of milling cutter.In the present embodiment, the length of the first straightway 533 is 4mm, and the first straightway 533 is 0 ° with the angle of the axis of milling cutter, i.e. the axis being parallel of the first straightway 533 and milling cutter.In other embodiments, the length range of this second straightway 535 is 1mm ~ 10mm, and the second straightway 535 is 90 ° ± 45 ° with the angle of the axis of milling cutter.In the present embodiment, the length of the second straightway 535 is 5mm, and the second straightway 535 is 90 ° with the angle of the axis of milling cutter, i.e. the axes normal of the second straightway 535 and milling cutter.The R angular radius magnitude range of circular arc line segment 537 is 0.2mm ~ 5mm.In the present embodiment, the R angular radius size of circular arc line segment 537 is 1mm.Separately, it should be noted that, the term " vertically " used in claims, " parallel ", not only contain the embodiment of absolute upright/parallel, also should comprise, such as: substantially vertical/almost parallel embodiment within the scope of standard deviation.
The shape of first round profile is not limited to above-mentioned shape, please refer to Fig. 7, as the shape of the first round profile 512 of the milling cutter of the utility model second embodiment is different from the shape of the first round profile 511 in the first embodiment, first round profile 512 comprises 7 some B1 of starting point, B2, B3, B4, B5, B6, B7 is divided into 6 sections of curved sections, B1, B2, B3, B4, B5, B6, the tolerance of B7 is ± 0.04mm, wherein, B1 is the origin of curve, using B1 as XY two-dimensional coordinate initial point, B2 is listed successively with two-dimensional coordinate point, B3, B4, B5, B6, B7 is as following table.
| NO. | X-coordinate | Y-coordinate |
| B1 | 0 | 0 |
| B2 | 1.208±0.04 | 1.209±0.04 |
| B3 | 2.854±0.04 | 1.69±0.04 |
| B4 | 4.547±0.04 | 1.413±0.04 |
| B5 | 5.916±0.04 | 0.386±0.04 |
| B6 | 6.584±0.04 | -1.191±0.04 |
| B7 | 6.697±0.04 | -2.879±0.04 |
Please refer to Fig. 8, the shape of first round profile 513 of the milling cutter of the utility model the 3rd embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes C1, C2, C3, C4, C5, C6, C7 that first round profile 513 comprises starting point are divided into 6 sections of curved sections, the tolerance of C1, C2, C3, C4, C5, C6, C7 is ± 0.04mm, wherein, C1 is the origin of curve, using C1 as XY two-dimensional coordinate initial point, list C2, C3, C4, C5, C6, C7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| C1 | 0 | 0 |
| C2 | 1.182±0.04 | 1.194±0.04 |
| C3 | 2.791±0.04 | 1.69±0.04 |
| C4 | 4.46±0.04 | 1.445±0.04 |
| C5 | 5.841±0.04 | 0.497±0.04 |
| C6 | 6.562±0.04 | -1.022±0.04 |
| C7 | 6.702±0.04 | -2.712±0.04 |
Please refer to Fig. 9, the shape of first round profile 514 of the milling cutter of the utility model the 4th embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes D1, D2, D3, D4, D5, D6, D7 that first round profile 514 comprises starting point are divided into 6 sections of curved sections, the tolerance of D1, D2, D3, D4, D5, D6, D7 is ± 0.04mm, wherein, D1 is the origin of curve, using D1 as XY two-dimensional coordinate initial point, list D2, D3, D4, D5, D6, D7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| D1 | 0 | 0 |
| D2 | 1.181±0.04 | 1.193±0.04 |
| D3 | 2.791±0.04 | 1.687±0.04 |
| D4 | 4.459±0.04 | 1.45±0.04 |
| D5 | 5.837±0.04 | 0.488±0.04 |
| D6 | 6.556±0.04 | -1.031±0.04 |
| D7 | 6.707±0.04 | -2.721±0.04 |
Please refer to Figure 10, the shape of first round profile 515 of the milling cutter of the utility model the 5th embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes E1, E2, E3, E4, E5, E6, E7 that first round profile 515 comprises starting point are divided into 6 sections of curved sections, the tolerance of E1, E2, E3, E4, E5, E6, E7 is ± 0.04mm, wherein, E1 is the origin of curve, using E1 as XY two-dimensional coordinate initial point, list E2, E3, E4, E5, E6, E7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| E1 | 0 | 0 |
| E2 | 0.806±0.04 | 0.957±0.04 |
| E3 | 1.912±0.04 | 1.546±0.04 |
| E4 | 3.153±0.04 | 1.733±0.04 |
| E5 | 4.389±0.04 | 1.516±0.04 |
| E6 | 5.479±0.04 | 0.898±0.04 |
| E7 | 6.407±0.04 | 0.046±0.04 |
Please refer to Figure 11, the shape of first round profile 516 of the milling cutter of the utility model the 6th embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes F1, F2, F3, F4, F5, F6, F7 that first round profile 516 comprises starting point are divided into 6 sections of curved sections, the tolerance of F1, F2, F3, F4, F5, F6, F7 is ± 0.04mm, wherein, F1 is the origin of curve, using F1 as XY two-dimensional coordinate initial point, list F2, F3, F4, F5, F6, F7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| F1 | 0 | 0 |
| F2 | 1.271±0.04 | 1.187±0.04 |
| F3 | 2.92±0.04 | 1.713±0.04 |
| F4 | 4.64±0.04 | 1.49±0.04 |
| F5 | 6.071±0.04 | 0.52±0.04 |
| F6 | 6.822±0.04 | -1.037±0.04 |
| F7 | 6.99±0.04 | -2.773±0.04 |
Please refer to Figure 12, the shape of first round profile 517 of the milling cutter of the utility model the 7th embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes G1, G2, G3, G4, G5, G6, G7 that first round profile 517 comprises starting point are divided into 6 sections of curved sections, the tolerance of G1, G2, G3, G4, G5, G6, G7 is ± 0.04mm, wherein, G1 is the origin of curve, using G1 as XY two-dimensional coordinate initial point, list G2, G3, G4, G5, G6, G7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| G1 | 0 | 0 |
| G2 | 1.147±0.04 | 1.139±0.04 |
| G3 | 2.626±0.04 | 1.769±0.04 |
| G4 | 4.235±0.04 | 1.75±0.04 |
| G5 | 5.696±0.04 | 1.081±0.04 |
| G6 | 6.688±0.04 | -0.178±0.04 |
| G7 | 7.088±0.04 | -1.743±0.04 |
Please refer to Figure 13, the shape of first round profile 518 of the milling cutter of the utility model the 8th embodiment is different from the shape of the first round profile 511 in the first embodiment, 7 somes H1, H2, H3, H4, H5, H6, H7 that first round profile 518 comprises starting point are divided into 6 sections of curved sections, the tolerance of H1, H2, H3, H4, H5, H6, H7 is ± 0.04mm, wherein, H1 is the origin of curve, using H1 as XY two-dimensional coordinate initial point, list H2, H3, H4, H5, H6, H7 as following table with two-dimensional coordinate point successively.
| NO. | X-coordinate | Y-coordinate |
| H1 | 0 | 0 |
| H2 | 0.939±0.04 | 1.024±0.04 |
| H3 | 2.211±0.04 | 1.591±0.04 |
| H4 | 3.603±0.04 | 1.671±0.04 |
| H5 | 4.936±0.04 | 1.267±0.04 |
| H6 | 6.041±0.04 | 0.414±0.04 |
| H7 | 7.074±0.04 | -0.532±0.04 |
The shape of the second outline line of milling cutter is also not limited to the shape in embodiment one, please refer to Figure 14, as not identical with the shape of the second outline line 531 in the first embodiment in the shape of the second outline line 541 of the milling cutter of the utility model the 9th embodiment, second outline line 541 comprises the first straightway 543, second straightway 545, circular arc line segment 547 and the 3rd straightway 549 that connect successively, and wherein the first straightway 543 is connected with the starting point of first round profile.In other embodiments, the length range of the first straightway 543 is 0.1mm ~ 6mm, first straightway 543 is 0 ° ± 45 ° with the angular range of the axis of milling cutter, the length range of the second straightway 545 is 0.1mm ~ 6mm, second straightway 545 is 45 ° ± 20 ° with the angular range of the axis of milling cutter, the R angular radius magnitude range of circular arc line segment 547 is 0.2mm ~ 5mm, the length range of the 3rd straightway 549 is 1mm ~ 10mm, and the 3rd straightway 549 is 90 ° ± 45 ° with the angular range of the axis of milling cutter.In the present embodiment, the length of the first straightway 543 is 4mm, and the first straightway 543 is 0 ° with the angle of the axis of milling cutter, i.e. the axis being parallel of the first straightway 543 and milling cutter.The length of the second straightway 545 is 3mm, and the second straightway 545 is 45 ° with the angle of the axis of milling cutter.The R angular radius of circular arc line segment 547 is 1mm.The length of the 3rd straightway 549 is 4mm, and the 3rd straightway 549 is 90 ° with the angle of the axis of milling cutter, i.e. the axes normal of the 3rd straightway 549 and milling cutter.
Be appreciated that in other embodiments, the quantity of blade can be other, and the quantity of such as blade is one, two, three, more than five or five.
Milling cutter in above-mentioned embodiment, chip removal is smooth and easy, and finished surface aesthetics can be made high, and the service life of milling cutter is longer.By controlling the coordinate parameters of first round profile, controlling the contour accuracy of blade, the workpiece of contoured outward appearance demand can be processed.Second blade can assist milling cutter as base point for checking cutting tool in CNC processing, and the different parts of the first blade and the second blade processing work simultaneously, reduces tool changing action, saving process time, reduces costs.
Be appreciated that the cutting edge of milling cutter also can be arranged on hilt.
In addition, those skilled in the art also can do other change in the utility model spirit, and certainly, these changes done according to the utility model spirit, all should be included in the utility model scope required for protection.
Claims (14)
1. a milling cutter, it comprises at least one cutting edge, it is characterized in that: this at least one cutting edge comprises the first blade, this first blade forms the first rotational trajectory when the axis of milling cutter rotates, this first rotational trajectory formation crossing with any plane of the axis by this milling cutter two first round profiles, this first round profile each comprises 6 sections of curved sections that 7 points are divided into, and is set to two-dimensional coordinate initial point (0 with a point in these 7 points, 0), the coordinate points of other 6 points is selected from following 8 groups:
1st group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.088 ± 0.04,1.137 ± 0.04), (2.574 ± 0.04,1.665 ± 0.04), (4.149 ± 0.04,1.553 ± 0.04), (5.534 ± 0.04,0.801 ± 0.04), (6.409 ± 0.04,-0.507 ± 0.04), (6.672 ± 0.04 ,-2.068 ± 0.04);
2nd group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.208 ± 0.04,1.209 ± 0.04), (2.854 ± 0.04,1.69 ± 0.04), (4.547 ± 0.04,1.413 ± 0.04), (5.916 ± 0.04,0.386 ± 0.04), (6.584 ± 0.04,-1.191 ± 0.04), (6.697 ± 0.04 ,-2.879 ± 0.04);
3rd group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.182 ± 0.04,1.194 ± 0.04), (2.791 ± 0.04,1.69 ± 0.04), (4.46 ± 0.04,1.445 ± 0.04), (5.841 ± 0.04,0.497 ± 0.04), (6.562 ± 0.04,-1.022 ± 0.04), (6.702 ± 0.04 ,-2.712 ± 0.04);
4th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.181 ± 0.04,1.193 ± 0.04), (2.791 ± 0.04,1.687 ± 0.04), (4.459 ± 0.04,1.45 ± 0.04), (5.837 ± 0.04,0.488 ± 0.04), (6.556 ± 0.04,-1.031 ± 0.04), (6.707 ± 0.04 ,-2.721 ± 0.04);
5th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (0.806 ± 0.04,0.957 ± 0.04), (1.912 ± 0.04,1.546 ± 0.04), (3.153 ± 0.04,1.733 ± 0.04), (4.389 ± 0.04,1.516 ± 0.04), (5.479 ± 0.04,0.898 ± 0.04), (6.407 ± 0.04,0.046 ± 0.04);
6th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.271 ± 0.04,1.187 ± 0.04), (2.92 ± 0.04,1.713 ± 0.04), (4.64 ± 0.04,1.49 ± 0.04), (6.071 ± 0.04,0.52 ± 0.04), (6.822 ± 0.04,-1.037 ± 0.04), (6.99 ± 0.04 ,-2.773 ± 0.04);
7th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (1.147 ± 0.04,1.139 ± 0.04), (2.626 ± 0.04,1.769 ± 0.04), (4.235 ± 0.04,1.75 ± 0.04), (5.696 ± 0.04,1.081 ± 0.04), (6.688 ± 0.04,-0.178 ± 0.04), (7.088 ± 0.04 ,-1.743 ± 0.04);
8th group: the two-dimensional coordinate of 6 points except two-dimensional coordinate initial point is respectively (0.939 ± 0.04,1.024 ± 0.04), (2.211 ± 0.04,1.591 ± 0.04), (3.603 ± 0.04,1.671 ± 0.04), (4.936 ± 0.04,1.267 ± 0.04), (6.041 ± 0.04,0.414 ± 0.04), (7.074 ± 0.04 ,-0.532 ± 0.04).
2. milling cutter as claimed in claim 1, is characterized in that: this at least one cutting edge comprises second blade be connected with this first blade further, and this second blade is end sword.
3. milling cutter as claimed in claim 2, it is characterized in that: this second blade forms the second rotational trajectory when the axis of this milling cutter rotates, this second rotational trajectory formation crossing with any plane of the axis by this milling cutter two the second outline lines, this second outline line each comprises the first straightway, the second straightway and connects the circular arc line segment of this first straightway and this second straightway, this first straightway and the first corresponding contours connection.
4. milling cutter as claimed in claim 3, it is characterized in that: the length range of this first straightway is 0.1mm ~ 6mm, the angle of the axis of this first straightway and this milling cutter is 0 ° ± 45 °.
5. milling cutter as claimed in claim 3, is characterized in that: the length range of this first straightway is the axis being parallel of 0.1mm ~ 6mm, this first straightway and this milling cutter.
6. milling cutter as claimed in claim 3, it is characterized in that: the length range of this second straightway is 1mm ~ 10mm, the angle of the axis of this second straightway and this milling cutter is 90 ° ± 45 °.
7. milling cutter as claimed in claim 3, is characterized in that: the length range of this second straightway is the axes normal of 1mm ~ 10mm, this second straightway and this milling cutter.
8. milling cutter as claimed in claim 2, it is characterized in that: this second blade forms the second rotational trajectory when the axis of this milling cutter rotates, this second rotational trajectory formation crossing with any plane of the axis by this milling cutter two the second outline lines, this second outline line each comprises the first straightway, the second straightway, circular arc line segment and the 3rd straightway that connect successively, this first straightway and the first corresponding contours connection.
9. milling cutter as claimed in claim 8, it is characterized in that: the length range of this first straightway is 0.1mm ~ 6mm, the angular range of the axis of this first straightway and this milling cutter is 0 ° ± 45 °.
10. milling cutter as claimed in claim 8, is characterized in that: the length range of this first straightway is the axis being parallel of 0.1mm ~ 6mm, this first straightway and this milling cutter.
11. milling cutters as claimed in claim 8, is characterized in that: the length range of this second straightway is 0.1mm ~ 6mm, and the angular range of the axis of this second straightway and this milling cutter is 45 ° ± 20 °.
12. milling cutters as claimed in claim 8, is characterized in that: the length range of the 3rd straightway is 1mm ~ 10mm, and the angular range of the axis of the 3rd straightway and this milling cutter is 90 ° ± 45 °.
13. milling cutters as claimed in claim 8, is characterized in that: the length range of the 3rd straightway is 1mm ~ 10mm, the axis of the 3rd straightway and this milling cutter vertical.
14. milling cutters as claimed in claim 1, is characterized in that: the angular range of the axial rake of this at least one cutting edge is 0 ° ~ 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520432536.0U CN204818216U (en) | 2015-06-23 | 2015-06-23 | Milling tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520432536.0U CN204818216U (en) | 2015-06-23 | 2015-06-23 | Milling tool |
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| CN204818216U true CN204818216U (en) | 2015-12-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328220A (en) * | 2015-12-15 | 2016-02-17 | 常州市海力工具有限公司 | Curved surface formed tool |
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2015
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328220A (en) * | 2015-12-15 | 2016-02-17 | 常州市海力工具有限公司 | Curved surface formed tool |
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Effective date of registration: 20190813 Address after: 518109 Foxconn Science Park, No. 2 East Ring Road, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN JINGJIANG YUNCHUANG TECHNOLOGY Co.,Ltd. Address before: 516100 Guangdong County of Boluo Province town of Huizhou city dragon Xia Liao Village Gate Village Group Twelve ditch area Patentee before: JI ZHUN PRECISION INDUSTRY (HUI ZHOU) Co.,Ltd. |
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Address after: 518109, 1st Floor, Building B3, Foxconn Industrial Park, No. 2 East Ring 2nd Road, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Fulian Jingjiang Technology Co.,Ltd. Address before: 518109 Zone A and Zone 1 of Foxconn Science Park Zone D1 Plastic Mould Factory, No.2 East Ring Road, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN JINGJIANG YUNCHUANG TECHNOLOGY Co.,Ltd. |