CN104162704A - Multifunctional cutting insert and tool - Google Patents
Multifunctional cutting insert and tool Download PDFInfo
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- CN104162704A CN104162704A CN201410332796.0A CN201410332796A CN104162704A CN 104162704 A CN104162704 A CN 104162704A CN 201410332796 A CN201410332796 A CN 201410332796A CN 104162704 A CN104162704 A CN 104162704A
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- cutting edge
- plane
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- cutter
- milling
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Abstract
The invention discloses a multifunctional cutting insert and a tool, the cutting insert comprises a set square-shaped cutting insert body enclosed by an upper surface, a lower surface and three side surfaces for connecting the upper surface and the lower surface, the upper surface and the lower surface have same structure, the upper surface and the lower surface are composed of a plane and front insert surfaces, three side surfaces and each front insert surface are intersected to form three pair of cutting edge groups which are uniformly distributed at the edge of the cutting insert body, the cutting edge groups are composed of a main cutting edge, an auxiliary cutting edge and an angle cutting edge for connecting the main cutting edge and the auxiliary cutting edge, an included angle alpha of a projection line of the main cutting edge and the auxiliary cutting edge on a plane is in a range of greater or equal to 85 DEG and less than or equal to 95 DEG C, the auxiliary cutting edge is a protruding arc-shaped cutting edge, and the main cutting edge and the auxiliary cutting edge are intersected with the plane. The tool comprises a tool body, at least one tool groove is arranged on the tool body, and the multifunctional cutting insert is fixedly arranged in the tool groove through a fastener. The multifunctional cutting insert and the tool can be used for processing a step surface with 90 DEG and can be used for rapid feeding processing.
Description
Technical field
The present invention relates to milling cutting insert and cutter, relate in particular to a kind of Multifunction milling paring blade and cutter.
Background technology
In Milling Processes, when the processing plane ledge structure vertical with side basal plane, interfere for fear of cutter and side, require the main cutting edge of the flank of tool and the front cutting edge of end face substantially vertical, such cutting tip with 90 ° of bight working abilities is widely used in fluting, the step surface processing of workpiece.
In Milling Processes, in order to improve stock-removing efficiency, require blade to have higher cutting speed or cutting feeding or cutting depth, owing to improving cutting speed by the fast reducing cutting tip life-span, application is subject to larger constraint; Although the raising stock-removing efficiency that full depth can be larger, but large cutting-in is in process, machine tool chief axis radially bears larger radial cutting force, when lathe rigidity is not enough, thereby the easy line that quivers of cutting reduces machined surface quality, simultaneously, along with manufacturing development, the surplus of parts reduces gradually, dwindles by the range of application that adds the stock-removing efficiency that full depth improves; Roughing feed cutting, because Tool in Cutting sword tool cutting edge angle is less, cutting force mainly concentrates on the axis direction of cutter, is difficult for producing the line that quivers when cutting, meanwhile, even if cutting depth not quite still can keep higher stock-removing efficiency.Because big-feed milling has as above feature, be widely used in the processing of die industry.
Because the cutting of 90 ° of step milling cutters and roughing feed milling cutter has larger difference, the cutting tip of this two classes milling cutter generally can not be general.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, provides one both to can be applicable to 90 ° of step surface processing, can be applicable to again Multifunction milling paring blade and the cutter of fast feed processing.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of Multifunction milling paring blade, comprise by upper, in lower surface and connection, the set square shape blade body that three sides of lower surface surround, upper surface is identical with lower surface configuration, on described, lower surface is by plane and rake face composition, three pairs of the crossing formation of described three sides and each rake face are distributed on the cutting edge groups at blade body edge, described cutting edge group is by main cutting edge, the angle cutting edge composition of front cutting edge and connection main cutting edge and front cutting edge, the angle of described main cutting edge and front cutting edge projection line is in the plane α, 85 °≤α≤95 °, described front cutting edge is a dome arc milling sword, described main cutting edge and front cutting edge are all and Plane intersects.
Further improvement as technique scheme:
In each cutting edge group, main cutting edge and front cutting edge are positioned at the both sides of corresponding plane.
Between adjacent described cutting edge group, be provided with Transitional cut sword, described Transitional cut sword is linear pattern cutting edge.
Described main cutting edge is mutually vertical with front cutting edge projection line in the plane.
Described main cutting edge is linear pattern cutting edge.
The angle of described main cutting edge and plane is β, 3 °≤β≤25 °.
Ultimate range between part and the corresponding flat of described front cutting edge more than corresponding flat is H, and between the part of described front cutting edge below corresponding flat and corresponding flat, ultimate range is h, 0.1≤h/H≤1.
A cutter with above-mentioned Multifunction milling paring blade, comprises cutter body, and described cutter body is provided with at least one cutter groove, in described cutter groove, is mounted with above-mentioned Multifunction milling paring blade by securing member.
Compared with prior art, the invention has the advantages that:
What object of the present invention was provide a kind ofly can be applied to 90 ° of step surface work sheet masks and have the milling cutting insert of three pairs of cutting edge groups, and the cutter of milling cutting insert is housed.
What another one object of the present invention was provide, and a kind of one side that can be applied to fast feed processing has the milling cutting insert of three pairs of cutting edge groups, and the cutter that milling cutting insert is housed has anti-vibration, feature that working (machining) efficiency is high.
Multifunction milling paring blade of the present invention, the angle of main cutting edge and the front cutting edge projection line in the plane on upper and lower surface is 85 °～95 °, thereby can be applied to 90 ° of step surface processing, and have that chip-breaking performance is good, surface quality is processed high feature, front cutting edge is a dome arc milling sword, thereby in process, even if milling cutting insert is not located accurately, still can ensure that transverse plane has good surface quality; Meanwhile, main cutting edge and front cutting edge all and Plane intersects, make main cutting edge, front cutting edge have stronger chip removal, chip breaking ability, thereby this blade can be applicable to again fast feed processing, and have anti-vibration, feature that working (machining) efficiency is high.
Brief description of the drawings
Fig. 1 is the perspective view of milling cutting insert of the present invention.
Fig. 2 is the front view of milling cutting insert of the present invention.
Fig. 3 is the top view of milling cutting insert of the present invention.
Fig. 4 is the A-A cutaway view Amplified image of Fig. 2.
Fig. 5 is the B-B cutaway view Amplified image of Fig. 2.
Fig. 6 is the perspective view of cutter the first embodiment of the present invention.
Fig. 7 is the front view of cutter the first embodiment of the present invention.
Fig. 8 is the perspective view of cutter the second embodiment of the present invention.
Fig. 9 is the front view of cutter the second embodiment of the present invention.
In figure, each label represents:
1, blade body; 2, upper and lower surface; 21, plane; 22, rake face; 4, three sides; 7, cutting edge group; 71, main cutting edge; 72, front cutting edge; 73, angle cutting edge; 8, Transitional cut sword; 9, cutter body; 91, cutter groove; 10, securing member.
Detailed description of the invention
Fig. 1 to Fig. 5 shows a kind of Multifunction milling paring blade embodiment of the present invention, this milling cutting insert comprises by upper, in lower surface 2 and connection, the set square shape blade body 1 that three sides 4 of lower surface 2 surround, upper surface is identical with lower surface configuration, on, lower surface 2 forms by plane 21 and rake face 22, three sides 4 and three pairs of the crossing formation of each rake face 22 are distributed on the cutting edge groups 7 at blade body 1 edge, cutting edge group 7 is by main cutting edge 71, front cutting edge 72 and connection main cutting edge 71 form with the angle cutting edge 73 of front cutting edge 72, on, one group of main cutting edge 71 in a pair of cutting edge group 7 on lower surface 2, front cutting edge 72 is organized front cutting edge 72 with another respectively, main cutting edge 71 correspondences, the angle of main cutting edge 71 and the projection line of front cutting edge 72 in plane 21 is α, 85 °≤α≤95 °, the present embodiment α=90 °, front cutting edge 72 is a dome arc milling sword, thereby the processing that each group cutting edge group 7 can 90 ° of step surfaces of complete independently, wherein, the complete step surface transverse plane processing in 90 ° of front cutting edge 72, front cutting edge 72 is arc, thereby in process, even if milling cutting insert is not located accurately, still can ensure that transverse plane has good surface quality, main cutting edge 71 and front cutting edge 72 are all crossing with plane 21, make main cutting edge 71, front cutting edge 72 has stronger chip removal, chip breaking ability, thereby this blade can be applicable to again fast feed processing, and there is anti-vibration, the feature that working (machining) efficiency is high.
In the present embodiment, in each cutting edge group 7, main cutting edge 71 and front cutting edge 72 are positioned at the both sides of corresponding plane 21.Between adjacent cutting edge group 7, be provided with Transitional cut sword 8, in order to ensure that milling cutting insert is when big-feed milling, the slope milling, finished surface has compared with good quality, and Transitional cut sword 8 is linear pattern cutting edge; In order to reduce the load of main cutting edge 71, main cutting edge 71 is linear pattern cutting edge.
In the present embodiment, main cutting edge 71 is β with the angle of plane 21, and in order to optimize the intensity of main cutting edge 71 and the distribution of cutting edge cutting load, angle β should meet: 3 °≤β≤25 °, and the present embodiment β=6 °.
In the present embodiment, for ensure blade body 1 intensity and and upper and lower surperficial 2 chip removal, chip breaking ability, at corresponding flat, the ultimate range between more than 21 parts and corresponding flat 21 is H to front cutting edge 72, front cutting edge 72 at corresponding flat between the part below 21 and corresponding flat 21 ultimate range be h, h/H should meet: 0.1≤h/H≤1, the present embodiment h/H=0.2.
Fig. 6 and Fig. 7 show the first cutter embodiment of the present invention, this cutter comprises cutter body 9, cutter body 9 is provided with at least one cutter groove 91, in cutter groove 91, be mounted with the Multifunction milling paring blade shown in above-described embodiment by securing member 10, mounting means shown in figure is applied to 90 ° of step surfaces of processing, single cutting edge group 7 participates in Milling Process completely, wherein, main cutting edge 71 and processed parallel sided, for 90 ° of sides are processed, front cutting edge 72 is parallel with processed transverse plane, be used for the processing of transverse plane, angle cutting edge 73 completes side, transverse plane intersects the clean-up machining of sheet.
Fig. 8 and Fig. 9 show the second cutter embodiment of the present invention, the present embodiment and the first cutter embodiment are basic identical, difference is only that the mounting means shown in figure is applied to roughing feed processing, Transitional cut sword 8 is positioned at lowermost end, add man-hour, cutting edge group 7 does not participate in Milling Process completely, and wherein main cutting edge 71 does not participate in cutting, front cutting edge 72 completes main cutting, the fine finishining of Transitional cut sword 8 finished surfaces.
Although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention.Any those of ordinary skill in the art, in the situation that not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solution of the present invention,, all should drop in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the technology of the present invention essence.
Claims (8)
1. a Multifunction milling paring blade, comprise by upper, in lower surface (2) and connection, the set square shape blade body (1) that three sides (4) of lower surface (2) surround, upper surface is identical with lower surface configuration, on described, lower surface (2) is by plane (21) and rake face (22) composition, three pairs of the crossing formation of described three sides (4) and each rake face (22) are distributed on the cutting edge groups (7) at blade body (1) edge, described cutting edge group (7) is by main cutting edge (71), front cutting edge (72) and connection main cutting edge (71) form with the angle cutting edge (73) of front cutting edge (72), it is characterized in that: the angle of described main cutting edge (71) and the projection line of front cutting edge (72) in plane (21) is α, 85 °≤α≤95 °, described front cutting edge (72) is a dome arc milling sword, described main cutting edge (71) and front cutting edge (72) are all crossing with plane (21).
2. Multifunction milling paring blade according to claim 1, is characterized in that: in each cutting edge group (7), main cutting edge (71) and front cutting edge (72) are positioned at the both sides of corresponding plane (21).
3. Multifunction milling paring blade according to claim 1 and 2, is characterized in that: between adjacent described cutting edge group (7), be provided with Transitional cut sword (8), described Transitional cut sword (8) is linear pattern cutting edge.
4. Multifunction milling paring blade according to claim 1 and 2, is characterized in that: described main cutting edge (71) is mutually vertical with the projection line of front cutting edge (72) in plane (21).
5. Multifunction milling paring blade according to claim 1 and 2, is characterized in that: described main cutting edge (71) is linear pattern cutting edge.
6. Multifunction milling paring blade according to claim 5, is characterized in that: described main cutting edge (71) is β with the angle of plane (21), 3 °≤β≤25 °.
7. Multifunction milling paring blade according to claim 1 and 2, it is characterized in that: the ultimate range that described front cutting edge (72) is positioned between corresponding flat (21) above part and corresponding flat (21) is H, it is h that described front cutting edge (72) is positioned at ultimate range between the following part of corresponding flat (21) and corresponding flat (21), 0.1≤h/H≤1.
8. one kind has the cutter of Multifunction milling paring blade as described in any one in claim 1 to 7, comprise cutter body (9), described cutter body (9) is provided with at least one cutter groove (91), it is characterized in that: in described cutter groove (91), be mounted with the Multifunction milling paring blade as described in any one in claim 1 to 7 by securing member (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410332796.0A CN104162704A (en) | 2014-07-14 | 2014-07-14 | Multifunctional cutting insert and tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410332796.0A CN104162704A (en) | 2014-07-14 | 2014-07-14 | Multifunctional cutting insert and tool |
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| Publication Number | Publication Date |
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| CN104162704A true CN104162704A (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410332796.0A Pending CN104162704A (en) | 2014-07-14 | 2014-07-14 | Multifunctional cutting insert and tool |
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| CN (1) | CN104162704A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588704A (en) * | 2014-12-30 | 2015-05-06 | 株洲钻石切削刀具股份有限公司 | Cutting blade |
| CN105345119A (en) * | 2015-12-14 | 2016-02-24 | 株洲钻石切削刀具股份有限公司 | Milling blade and milling cutter |
| CN105618799A (en) * | 2016-03-02 | 2016-06-01 | 苏州勤美达精密机械有限公司 | Disposable enneagon turning insert |
| CN114042978A (en) * | 2022-01-11 | 2022-02-15 | 中北大学 | High-efficiency stepped end mill |
| CN114871482A (en) * | 2022-04-22 | 2022-08-09 | 厦门金鹭特种合金有限公司 | Combined type plane milling cutter |
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| CN102548694A (en) * | 2009-10-28 | 2012-07-04 | 京瓷株式会社 | Cutting insert and cutting tool, and cut workpiece manufacturing method using same |
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| CN101262973A (en) * | 2005-09-28 | 2008-09-10 | 山高刀具公司 | A milling insert and a milling tool |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588704A (en) * | 2014-12-30 | 2015-05-06 | 株洲钻石切削刀具股份有限公司 | Cutting blade |
| CN105345119A (en) * | 2015-12-14 | 2016-02-24 | 株洲钻石切削刀具股份有限公司 | Milling blade and milling cutter |
| CN105345119B (en) * | 2015-12-14 | 2019-02-26 | 株洲钻石切削刀具股份有限公司 | A kind of milling cutting insert and milling cutter |
| CN105618799A (en) * | 2016-03-02 | 2016-06-01 | 苏州勤美达精密机械有限公司 | Disposable enneagon turning insert |
| CN114042978A (en) * | 2022-01-11 | 2022-02-15 | 中北大学 | High-efficiency stepped end mill |
| CN114042978B (en) * | 2022-01-11 | 2022-03-29 | 中北大学 | High-efficiency stepped end mill |
| CN114871482A (en) * | 2022-04-22 | 2022-08-09 | 厦门金鹭特种合金有限公司 | Combined type plane milling cutter |
| CN114871482B (en) * | 2022-04-22 | 2024-04-26 | 厦门金鹭特种合金有限公司 | Combined type plane milling cutter |
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Application publication date: 20141126 |
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