CN1597206A - Milling cutter capable of transposition - Google Patents
Milling cutter capable of transposition Download PDFInfo
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- CN1597206A CN1597206A CN 200410046727 CN200410046727A CN1597206A CN 1597206 A CN1597206 A CN 1597206A CN 200410046727 CN200410046727 CN 200410046727 CN 200410046727 A CN200410046727 A CN 200410046727A CN 1597206 A CN1597206 A CN 1597206A
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- cutting edge
- main cutting
- knife face
- face
- milling
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Abstract
A rotary milling blade installed to cylindrical milling cutter for milling 90-deg step or slot is disclosed. When it is installed to a facing cutter by a positive axial rake angle and a negative radial rake angle, the all dots on its main cutting edge are positioned no a cylindrical envelope surface, the main cutting edge is a curve on the first back cutter surface, the sleeking edge is inclined inward, and the included angle between the projection of main cuttnig edge and sleeking edge is 0-3 deg.
Description
Technical field
The present invention relates to a kind of basic configuration is square Indexable milling insert, and it is a kind of being installed on the cylindrical milling cutter, is used on workpiece the cutter blade of the profiles such as shoulder, groove of 90 ° of processing.
Background technology
The cutter blade of profiles such as the common shoulder that is used for 90 ° of milling workpiece, groove be shaped as rectangle, triangle or square, obviously square blade has four main cutting edges and four wiper edges, has obviously improved the economy and the stock-removing efficiency of machining.As publication number is the Chinese patent application (application number 93118988.8 of CN1088864A, July 6 1994 applying date) blade shown in, during cutting, the vertical side surface of 90 ° shoulder, groove is by main cutting edge machine-shaping, wiper edges plays the smoothing effect of bottom surface, and main cutting edge is a spatially spiral curve; The blade side locating surface be clipped in the back knife face two projectioies between facet.And for example publication number is the United States Patent (USP) (patent No. 5 of US005718540A, 718,540, day for announcing Feb.17,1998) blade shown in, the relative main cutting edge of its wiper edges couples together by angle cutting edge and main cutting edge to outer process, main cutting edge also is a spatially spiral curve, and the blade side locating surface also is the facet between two projectioies that are clipped in the back knife face.The pressed compact of these blades is in compacting, in the sintering process, cutting edge and side-locating face inevitably can produce distortion, and deflection and deformation tendency are difficult to control, so the shape the when cutting edge shape of final finished blade and design has very big difference, the side-locating face distortion causes locating inaccuracy, and the spatially spiral curve shape of blade cut sword and be clipped in this structure of side-locating face between two projectioies of back knife face, make that blade is difficult to carry out the grinding correction to being out of shape back cutting edge and locating surface, so when milling, locate inaccurate, shape, positional precision is low, unavailable desirable 90 ° of shoulders or groove, and surface roughness is relatively poor.
Summary of the invention
The present invention is directed to above-mentioned deficiency, provide a kind of and be installed on the cylindrical milling cutter, basic configuration is square Indexable milling insert, fully guarantee the cutting edge shape of blade and the shape and the positional precision of side-locating face, make the 90 ° of shoulders or the groove of milling have higher shape, positional precision, and surface roughness is little.
Another object of the present invention is also to make that milling is brisk, chip removal is smooth.
Indexable milling insert of the present invention is that foursquare upper surface, lower surface and the side surface that connects upper and lower surface are formed by basic configuration; Side surface intersects four cutting edges that link to each other of formation with upper surface; Cutting edge is made up of the main cutting edge that is linked in sequence, wiper edges and angle cutting edge, and main cutting edge and wiper edges project into certain angle on lower surface; When milling cutting insert is installed in when carrying out machining on the facing cutter with certain positive axial rake γ, negative radial rake δ, the each point on the main cutting edge is positioned at the facing cutter axis and is rotating shaft and is on the cylindrical envelope face of radius with the radius of clean-up R of milling cutter; Described side surface comprises knife face after main back knife face and the wiper edges, behind the main cutting edge knife face by the major first flank that is connected with upper surface be connected with lower surface and form as the second back knife face of cutter positioning face; Knife face is made up of with the second back knife face that is connected with lower surface the major first flank that is connected with upper surface after the wiper edges; It is characterized in that: described main cutting edge major first flank is the plane, and main cutting edge is a curve that is positioned on the main cutting edge major first flank; Main cutting edge second back knife face and the wiper edges second back knife face are two planes that join, and knife face joins the back towards the blade inner inclination behind wiper edges second back knife face and the main cutting edge second; The angle α of main cutting edge and the wiper edges projection on lower surface be＞0 ° and≤3 °.
As optimization, the angle α of main cutting edge of the present invention and the wiper edges projection on lower surface is 1.3 °～1.5 °.
The height H of the second back knife face of main cutting edge of the present invention
1Be 3/5～9/10 of blade overall height H, be preferably 7/8.
Be rake face with the main cutting edge joint on the upper surface of the present invention, rake face is an anterior angle with the interplanar angle that is parallel to lower surface, and along the variation of going forward one by one of the anterior angle of main cutting edge each point, excursion is between 15 °～25 °.
Because main cutting edge is the curve that is positioned on this plane of main cutting edge major first flank, design and processing are simple, its distortion in compacting, sintering process mainly occurs in the main cutting edge major first flank, the distortion of all the other directions can be ignored, thereby can eliminate compacting, sintering warpage by follow-up attrition process; And the main cutting edge second back knife face is the plane, join with the wiper edges second back knife face, and knife face and locating surface join the back towards the blade inner inclination after the wiper edges, and the therefore distortion of the main cutting edge second back knife face in compacting, sintering process also can be eliminated by follow-up attrition process like a cork; Work as milling cutting insert simultaneously with certain positive axial rake γ, negative radial rake δ is installed in and carries out machining on the facing cutter, the angle α of main cutting edge and the wiper edges projection on lower surface be＞0 ° and≤3 ° the time, guaranteed that it is rotating shaft that the each point on the main cutting edge is positioned at the facing cutter axis, and the radius of clean-up R with milling cutter is on the cylindrical envelope face of radius, and wiper edges is parallel to the baseplane of workpiece to be machined, finish 90 ° shoulder by main cutting edge this moment, the vertical side Surface Machining of groove, wiper edges play the smoothing effect of bottom surface and not with shoulder, the vertical side surface of groove interferes; The cutting edge shape of blade, positional precision and blade are installed the positioning accuracy height and are able to abundant assurance like this, thereby make 90 ° of shoulders of milling or groove have higher shape, positional precision, and surface roughness is little.The height H 1 of the main cutting edge second back knife face is less than 3/5 of blade overall height H, then locating surface is too small, it is unreliable to locate, and greater than 9/10 o'clock, wiper edges is too short and small, do not have smoothing effect well, so the height H 1 of main cutting edge second back knife face is 3/5 of blade overall height H～9/10 o'clock, locatees very reliable.
The design of 15 °～25 ° big anterior angle has effectively reduced the cutting force in the working angles, makes working angles more brisk, the longer service life of blade; Become the design of anterior angle, make curling, flow to and discharge and being controlled effectively the chip removal smoothness of the smear metal that produces in the working angles again.
Description of drawings
Fig. 1 is the schematic perspective view of Indexable cutting inserts of the present invention;
Fig. 2 is the side-looking enlarged diagram of Fig. 1;
Fig. 3 is the enlarged diagram of overlooking of Fig. 1;
Fig. 4 is an A-A cutaway view among Fig. 3;
Fig. 5 is equipped with the partial schematic diagram that Indexable cutting inserts of the present invention adds man-hour;
Fig. 6 is for installing the vertical view of the facing cutter of Indexable cutting inserts of the present invention by negative radial rake δ;
Fig. 7 is for installing the front view of the facing cutter of Indexable cutting inserts of the present invention by positive axial rake γ.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As Fig. 1～shown in Figure 3, Indexable milling insert 1 of the present invention is that foursquare upper surface 2, lower surface 3 and the side surface 4 that connects upper and lower surface are formed by basic configuration; Side surface 4 intersects four cutting edges that link to each other 5 of formation with upper surface 2; Cutting edge 5 is made up of main cutting edge 5a, wiper edges 5b and angle cutting edge 5c again, the angle α of main cutting edge 5a, the wiper edges 5b projection on lower surface 3 be＞0 ° and≤3 °, best when α is 1 .3 °～1.5 °.
Side surface 4 comprises behind the main cutting edge knife face 7 behind the knife face 6 and wiper edges again, behind the main cutting edge knife face 6 by the major first flank 6a that is connected with upper surface 2 be connected with lower surface 3 and form as the second back knife face 6b of locating surface; Main cutting edge major first flank 6a is the plane, and main cutting edge 5a is positioned on this face 6a, is a plane curve; Main cutting edge second back knife face 6b and the wiper edges second back knife face 7b are two planes that join, and wiper edges second back knife face 7b and the main cutting edge second back knife face 6b join the back towards blade 1 inner inclination, are convenient to the final attrition process of the main cutting edge second back knife face 6b as side-locating face.As shown in Figure 4 as the height H of the main cutting edge second back knife face 6b of locating surface
1Be 3/5～9/10 of blade overall height H, preferably 7/8, the location is more reliable like this, and the length of wiper edges is also comparatively suitable.
As shown in Figure 3, Figure 4, be rake face 5d with main cutting edge 5a joint on the upper surface 2, rake face 5d is anterior angle λ with the interplanar angle that is parallel to lower surface 3, and along the anterior angle λ of the main cutting edge 5a each point variation of going forward one by one, excursion is between 15 °～25 °.Big anterior angle and progressive change anterior angle design have effectively reduced the cutting force in the working angles, make working angles more brisk, and curling, flow to and discharging of smear metal is controlled effectively, and prolonged the service life of blade.
As shown in Figure 5, when milling cutting insert 1 is installed in when carrying out machining on the facing cutter with certain positive axial rake γ, negative radial rake δ, the each point on the main cutting edge 5a is positioned at the facing cutter axis and is rotating shaft and is on the cylindrical envelope face of radius with the radius of clean-up of milling cutter; At main cutting edge 5a workpiece sidewall C is added man-hour like this, wiper edges 5b is to workpiece bottom D smoothing, guaranteed that 90 ° of shoulders of milling or groove have higher shape, positional precision, and machined surface is highly polished.
Claims (5)
1, a kind of Indexable milling insert (1) is that foursquare upper surface (2), lower surface (3) and the side surface (4) that connects upper and lower surface are formed by basic configuration; Side surface (4) intersects formation four cutting edges that link to each other (5) with upper surface (2); Cutting edge (5) is made up of the main cutting edge that is linked in sequence (5a), wiper edges (5b) and angle cutting edge (5c), and main cutting edge (5a) and wiper edges (5b) project into certain angle α on lower surface (3); When milling cutting insert (1) is installed in when carrying out machining on the facing cutter with certain positive axial rake γ, negative radial rake δ, the each point on the main cutting edge (5a) is positioned at the facing cutter axis and is rotating shaft and is on the cylindrical envelope face of radius with the radius of clean-up R of milling cutter; Described side surface (4) comprises behind the main cutting edge knife face (7) behind the knife face (6) and wiper edges, knife face behind the described main cutting edge (6) by the major first flank (6a) that is connected with upper surface (2) be connected with lower surface (3) and form as the second back knife face (6b) of cutter positioning face; Knife face after the described wiper edges (7) is made up of with the second back knife face (7b) that is connected with lower surface (3) the major first flank (7a) that is connected with upper surface (2); It is characterized in that: described main cutting edge major first flank (6a) is the plane, and described main cutting edge (5a) is a curve that is positioned on the main cutting edge major first flank (6a); Main cutting edge second back knife face (6b) and the wiper edges second back knife face (7b) are two planes that join, and the wiper edges second back knife face (7b) joins the back towards blade (1) inner inclination with the main cutting edge second back knife face (6b); The angle α of described main cutting edge (5a) and the projection of wiper edges (5b) on lower surface (3) be＞0 ° and≤3 °.
2, according to the described Indexable milling insert of claim 1, it is characterized in that: the angle α of described main cutting edge (5a) and the projection of wiper edges (5b) on lower surface (3) is 1.3 °～1.5 °.
3, according to the described milling cutting insert of claim 1, it is characterized in that: the height H of the described main cutting edge second back knife face (6b)
1It is 3/5～9/10 of blade overall height H.
4, according to the described milling cutting insert of claim 3, it is characterized in that: the height H of the described main cutting edge second back knife face (6b)
1It is 7/8 of blade overall height H.
5, according to the described milling cutting insert of claim 1, it is characterized in that: described upper surface (2) is gone up and main cutting edge (5a) joint is rake face (5d), rake face (5d) is anterior angle λ with the interplanar angle that is parallel to lower surface (3), along the anterior angle λ of main cutting edge (5a) the each point variation of going forward one by one, excursion is between 15 °～25 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046727 CN1597206A (en) | 2004-09-01 | 2004-09-01 | Milling cutter capable of transposition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410046727 CN1597206A (en) | 2004-09-01 | 2004-09-01 | Milling cutter capable of transposition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1597206A true CN1597206A (en) | 2005-03-23 |
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ID=34665683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410046727 Pending CN1597206A (en) | 2004-09-01 | 2004-09-01 | Milling cutter capable of transposition |
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| CN (1) | CN1597206A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8419319B2 (en) | 2006-09-29 | 2013-04-16 | Kyocera Corporation | Cutting insert, cutting tool using the same, and cutting method |
| CN103384577A (en) * | 2011-02-24 | 2013-11-06 | 山高刀具公司 | Octagonal cutting insert having edge portion with variable wedge angle, and cutting tool |
| US8579558B2 (en) | 2006-09-29 | 2013-11-12 | Kyocera Corporation | Cutting insert, cutting tool using the same, and cutting method |
| CN104209563A (en) * | 2013-05-30 | 2014-12-17 | 中国石油化工股份有限公司 | Cutting blade and cutting tool |
| CN104507610A (en) * | 2012-08-07 | 2015-04-08 | 特固克有限会社 | Cutting insert and cutting tool including the same |
| CN105722626A (en) * | 2013-11-21 | 2016-06-29 | 伊斯卡有限公司 | Single-sided indexable ramping milling insert and ramping millng tool |
| CN106624099A (en) * | 2016-12-15 | 2017-05-10 | 哈尔滨理工大学 | High-strength square milling blade for titanium alloy machining |
| CN107252917A (en) * | 2017-07-12 | 2017-10-17 | 北京沃尔德金刚石工具股份有限公司 | A kind of indexable face milling insert and the facing cut cutter head using the blade |
| CN110103500A (en) * | 2019-04-28 | 2019-08-09 | 南京理工大学 | A kind of indexable unidirectional pressure setting of slotting cutter blade of ultrasonic wave added |
| CN112045228A (en) * | 2020-07-30 | 2020-12-08 | 厦门金鹭特种合金有限公司 | Central drilling blade and drilling tool thereof |
| CN112439933A (en) * | 2019-08-28 | 2021-03-05 | 株式会社泰珂洛 | Cutting insert |
| CN114226820A (en) * | 2022-01-12 | 2022-03-25 | 百斯图工具制造有限公司 | Milling blade and milling cutter with fast-forward and square shoulder |
| CN117444292A (en) * | 2023-12-25 | 2024-01-26 | 赣州澳克泰工具技术有限公司 | High-feeding and square shoulder milling blade with polishing function and milling cutter thereof |
-
2004
- 2004-09-01 CN CN 200410046727 patent/CN1597206A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8579558B2 (en) | 2006-09-29 | 2013-11-12 | Kyocera Corporation | Cutting insert, cutting tool using the same, and cutting method |
| US8419319B2 (en) | 2006-09-29 | 2013-04-16 | Kyocera Corporation | Cutting insert, cutting tool using the same, and cutting method |
| CN103384577B (en) * | 2011-02-24 | 2016-05-25 | 山高刀具公司 | There is octagon cutting tip and cutting tool with the knife edge part of the variable angle of wedge |
| CN103384577A (en) * | 2011-02-24 | 2013-11-06 | 山高刀具公司 | Octagonal cutting insert having edge portion with variable wedge angle, and cutting tool |
| US9731359B2 (en) | 2012-08-07 | 2017-08-15 | Taegutec Ltd. | Cutting insert and cutting tool including the same |
| CN104507610A (en) * | 2012-08-07 | 2015-04-08 | 特固克有限会社 | Cutting insert and cutting tool including the same |
| CN104507610B (en) * | 2012-08-07 | 2017-03-29 | 特固克有限会社 | Cutting insert and the cutting element including the cutting insert |
| CN104209563B (en) * | 2013-05-30 | 2017-07-07 | 中国石油化工股份有限公司 | A kind of cutting tip and cutting tool and the application in cutting aluminum alloy |
| CN104209563A (en) * | 2013-05-30 | 2014-12-17 | 中国石油化工股份有限公司 | Cutting blade and cutting tool |
| CN105722626A (en) * | 2013-11-21 | 2016-06-29 | 伊斯卡有限公司 | Single-sided indexable ramping milling insert and ramping millng tool |
| CN106624099A (en) * | 2016-12-15 | 2017-05-10 | 哈尔滨理工大学 | High-strength square milling blade for titanium alloy machining |
| CN106624099B (en) * | 2016-12-15 | 2018-10-26 | 哈尔滨理工大学 | A kind of rectangular cutter blade of titanic alloy machining high intensity |
| CN107252917A (en) * | 2017-07-12 | 2017-10-17 | 北京沃尔德金刚石工具股份有限公司 | A kind of indexable face milling insert and the facing cut cutter head using the blade |
| CN110103500A (en) * | 2019-04-28 | 2019-08-09 | 南京理工大学 | A kind of indexable unidirectional pressure setting of slotting cutter blade of ultrasonic wave added |
| CN110103500B (en) * | 2019-04-28 | 2021-05-14 | 南京理工大学 | Ultrasonic-assisted indexable end mill blade one-way pressing device |
| CN112439933A (en) * | 2019-08-28 | 2021-03-05 | 株式会社泰珂洛 | Cutting insert |
| CN112439933B (en) * | 2019-08-28 | 2023-08-08 | 株式会社泰珂洛 | Cutting insert |
| CN112045228A (en) * | 2020-07-30 | 2020-12-08 | 厦门金鹭特种合金有限公司 | Central drilling blade and drilling tool thereof |
| CN114226820A (en) * | 2022-01-12 | 2022-03-25 | 百斯图工具制造有限公司 | Milling blade and milling cutter with fast-forward and square shoulder |
| CN117444292A (en) * | 2023-12-25 | 2024-01-26 | 赣州澳克泰工具技术有限公司 | High-feeding and square shoulder milling blade with polishing function and milling cutter thereof |
| CN117444292B (en) * | 2023-12-25 | 2024-03-12 | 赣州澳克泰工具技术有限公司 | High-feeding and square shoulder milling blade with polishing function and milling cutter thereof |
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