CN106392111A - Turning tool and turning tool blade - Google Patents
Turning tool and turning tool blade Download PDFInfo
- Publication number
- CN106392111A CN106392111A CN201510457273.3A CN201510457273A CN106392111A CN 106392111 A CN106392111 A CN 106392111A CN 201510457273 A CN201510457273 A CN 201510457273A CN 106392111 A CN106392111 A CN 106392111A
- Authority
- CN
- China
- Prior art keywords
- chip
- breaking
- corner
- filings
- chip breaking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/22—Cutting tools with chip-breaking equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/32—Chip breaking or chip evacuation
- B23B2200/321—Chip breaking or chip evacuation by chip breaking projections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
A turning tool blade comprises an upper wall, a lower wall and a side wall used for connecting the upper wall and the lower wall. The side wall comprises a corner part and two side faces located on the two sides of the corner part. A main cutting edge is formed at the junction of the corner part and the upper wall. A chip breaker groove is concavely formed in the portion, adjacent to the main cutting edge, of the upper wall. A chip breaking face and chip breaking protrusions are convexly arranged inside the chip breaking groove. The chip breaking face faces the side wall. The chip breaking protrusions are convexly arranged between the edge of the chip breaking groove and the chip breaking face. The invention further provides a turning tool provided with the turning tool blade. By adoption of the turning tool blade and the turning tool, winding of cutting chips can be avoided, and accordingly the machining quality of the surface of a workpiece is improved.
Description
Technical field
The present invention relates to the cutter of machining, more particularly, to a kind of turning insert.
Background technology
To the workpiece being made up of preferable flexible metal material, such as aluminium workpiece, when carrying out turning operation, it is difficult nature chip breaking, easily occur cutting swarf to be wound around the phenomenon of lathe tool in leading to process, reduce processing quality.
Content of the invention
In view of above-mentioned condition, a kind of present invention turning insert of the processing quality that can improve surface of the work of offer.
The present invention also provides a kind of lathe tool using this turning insert.
A kind of turning insert, including upper wall, lower wall and the side wall connecting this upper wall and this lower wall, the two sides that this side wall includes corner and is located at this corner both sides, this corner is formed with main cutting edge with the intersection of this upper wall, on this upper wall, this main cutting edge neighbouring is arranged with chip-breaker, it is convexly equipped with filings-breaking surface in this chip-breaker and chip breaking is raised, towards this side wall setting, this chip breaking projection projection is between the edge of this chip-breaker and this filings-breaking surface for this filings-breaking surface.
A kind of lathe tool, including cutter hub and be installed in the turning insert on this cutter hub, the side wall that this turning insert includes upper wall, lower wall and connects this upper wall and this lower wall, the two sides that this side wall includes corner and is located at this corner both sides, this lower wall is connected with this cutter hub, this corner is formed with main cutting edge with the intersection of this upper wall, on this upper wall, this main cutting edge neighbouring is arranged with chip-breaker, it is convexly equipped with filings-breaking surface in this chip-breaker and chip breaking is raised,, towards this side wall setting, this chip breaking projection projection is between the edge of this chip-breaker and this filings-breaking surface for this filings-breaking surface.
The turning insert of the present invention and lathe tool are convexly equipped with filings-breaking surface in chip-breaker, and it is raised to be provided with chip breaking around filings-breaking surface, so that produced different-thickness, the chip of length are subject to multidirectional extruding force to fracture in the course of processing, it is prevented effectively from chip and is wound around and affects workpiece surface quality.
Brief description
Fig. 1 is the schematic perspective view of the lathe tool of embodiment of the present invention.
Fig. 2 is the enlarged diagram of the turning insert of lathe tool shown in Fig. 1.
Fig. 3 is the cross-sectional schematic along III-III line for the lathe tool shown in Fig. 2.
Main element symbol description
Lathe tool 100
Cutter hub 20
Installing hole 23
Turning insert 60
Upper wall 62
Lower wall 64
Side wall 66
Corner 662
Side 664,665
Main cutting edge 67
Chip-breaker 68
Bottom surface 682
Boss 684
Top surface 6842
Filings-breaking surface 6843
End angle 6845
Extended surface 6847
Chip breaking projection 69
Basal plane 691
First chip breaking projection 692
Second chip breaking projection 694,696
Wiper edges 63
Rake face 65
Following specific embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, broadly fall into the scope of protection of the invention.
It should be noted that when assembly is referred to as " being fixed on " another assembly, it can be directly on another assembly or can also there is assembly placed in the middle.When an assembly is considered as " connection " another assembly, it can be directly to another assembly or may be simultaneously present assembly placed in the middle.When an assembly is considered as " being arranged at " another assembly, it can be to be set directly on another assembly or may be simultaneously present assembly placed in the middle.Term as used herein " vertical ", " level ", "left", "right" and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term being used in the description of the invention herein is intended merely to describe the purpose of specific embodiment it is not intended that in limiting the present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more related Listed Items.
Refer to Fig. 1, the lathe tool 100 of embodiment of the present invention, including the cutter hub 20 substantially assuming diamond in shape and be installed in the turning insert 60 on cutter hub 20 one of end angle.
The approximate centre position of cutter hub 20 is provided with installing hole 23, lathe tool 100 is fixed on a knife rest when using（Not shown）On.In the present embodiment, turning insert 60 is PCD Turning Tool piece, and it is installed on the end angle of cutter hub 20.Turning insert 60 includes upper wall 62, lower wall 64 and the side wall 66 connecting upper wall 62 and lower wall 64.Upper wall 62 and lower wall 64 are roughly triangular, and lower wall 64 is installed on cutter hub 20, so that turning insert 60 is connected with cutter hub 20.Please referring also to Fig. 2 and Fig. 3, two sides 664,665 that side wall 66 includes corner 662 and is located at corner 662 both sides.Corner 662 is formed with main cutting edge 67 with the intersection of upper wall 62.In the present embodiment, the angle between two sides 664,665 is 80 ± 0.2 °.Upper wall 62 is arranged with chip-breaker 68.
In the present embodiment, convex in chip-breaker 68 it is provided with boss 684 and chip breaking projection 69.Boss 684 is roughly triangular, and the angular bisector a along corner 662 is symmetrical arranged.It is appreciated that boss 684 can also be designed as the other shapes such as U-shaped, circular according to being actually needed.Boss 684 includes top surface 6842 and filings-breaking surface 6843.Top surface 6842 is plane, and filings-breaking surface 6843 connects the bottom surface 682 of top surface 6842 and chip-breaker 68.Filings-breaking surface 6843 is arranged towards side wall 66, and it includes two extended surfaces 6847 held angle 6845 and be located at end angle 6845 both sides.End angle 6845 is arranged towards corner 662, and two extended surfaces 6847 are respectively facing the respective side 664,665 in corner 662.In the present embodiment, the angle between two extended surfaces 6847 is 50 ± 1 °.Further, filings-breaking surface 6843 is concave curved surface, to crimp cutting swarf further so that cutting swarf ruptures.
Between the edge of chip-breaker 68 and filings-breaking surface 6843, it includes basal plane 691 for chip breaking projection 69 projections.Basal plane 691 is connected with bottom surface 682, and basal plane 691 is gradually reduced along the place direction away from filings-breaking surface 6843 with the vertical dimension of bottom surface 682.In the present embodiment, chip breaking projection 69 includes the first chip breaking raised 692 and the second chip breaking projection 694,696.First chip breaking projection 692 is extended from end angle 6845 to the place direction of main cutting edge 67.Second chip breaking projection 694 is extended towards side 664 by one of extended surface 6847.Second chip breaking projection 696 is extended towards side 665 by another extended surface 6847.Angle α between the angular bisector a in the bearing of trend of each the second chip breaking projection 694,696 and corner 662 is acute angle.Please referring also to Fig. 3, the bottom surface 682 of chip-breaker 68 is tilted towards the place direction of filings-breaking surface 6843 gradually downward by its periphery edge.
In the present embodiment, the angular bisector at end angle 6845 is overlapped with the angular bisector in corner 662.First chip breaking projection 692 is symmetrical arranged along the angular bisector in corner 662.The quantity of the quantity of the second chip breaking projection 694 and the second chip breaking projection 696 is three.Three the second chip breaking raised 694 and three the second chip breaking projections 696 are symmetricly set on the both sides of the angular bisector a in corner 662.Three the second chip breaking projections 694,696 are equidistantly spaced, in the present embodiment, substantially 0.07 millimeter of the distance between two often adjacent second chip breaking projections 694,696.Three the second chip breaking projections 694,696 become larger to the development length of respective side 664,665 along the direction away from the first chip breaking projection 692.
Side 664 is provided with wiper edges 63 with the junction in corner 662, in order to the further polish of surface of the work after main cutting edge 67 processing.In the present embodiment, substantially 0.4 millimeter of the length of wiper edges 63.Angle β between wiper edges 63 and side 664 is 5 ± 0.2 °.
In the present embodiment, main cutting edge 67 and the edge of chip-breaker 68 are formed with rake face 65, and rake face 65 width is 0.06 ± 0.02 millimeter.
The turning insert 60 of the present invention is provided with filings-breaking surface 6843 on the bottom surface 682 of chip-breaker 68, and the ambient separation in filings-breaking surface 6843 is provided with multiple chip breaking projections 69, so that produced different-thickness, the chip of length are subject to multidirectional extruding force to fracture in the course of processing, it is prevented effectively from chip and is wound around and affects workpiece surface quality and processing stability.Filings-breaking surface 6843 can limit the direction that in the course of processing, detritus is discharged.In addition, filings-breaking surface 6843 is concave curved surface, the bottom surface 682 of chip-breaker 68 sets to the concave along towards the direction of filings-breaking surface 6843, so that bottom surface 682 and filings-breaking surface 6843 constitute substantially V-shaped groove, so that cutting swarf is easier to crimp, realizes chip breaking, and ensure that the chip space of chip-breaker 68.Main cutting edge 67 nearby increases wiper edges 63, with the processing quality on further lifting workpieces surface.In addition, being provided with rake face 65 between the edge of chip-breaker 68 and side wall 66, making turning insert 60 increase the intensity of cutting edge in the case of not affecting chip breaking, extending the service life of turning insert 60.
In the present embodiment, top surface 6842 and filings-breaking surface 6843 form a boss 684 it will be understood that in other embodiments, as long as projection forms filings-breaking surface 6843 in chip-breaker 68.
It is appreciated that the quantity of the second chip breaking projection 694,696 is not limited to three of the present embodiment it is also possible to be arranged as required to more than for one, two or three.
It is appreciated that wiper edges 63 can also be arranged on side 665.
In addition, those skilled in the art can also do other changes in present invention spirit, certainly, these changes done according to present invention spirit, all should be included in scope of the present invention.
Claims (10)
1. a kind of turning insert, including upper wall, lower wall and the side wall connecting this upper wall and this lower wall, this side wall include corner and be located at this corner both sides two sides it is characterised in that：This corner is formed with main cutting edge with the intersection of this upper wall, on this upper wall, this main cutting edge neighbouring is arranged with chip-breaker, it is convexly equipped with filings-breaking surface in this chip-breaker and chip breaking is raised, towards this side wall setting, this chip breaking projection projection is between the edge of this chip-breaker and this filings-breaking surface for this filings-breaking surface.
2. turning insert as claimed in claim 1 it is characterised in that：This filings-breaking surface includes two extended surfaces held angle and be located at this end angle both sides, this end angle is arranged towards this corner, this two extended surfaces are respectively facing the respective side in this corner, this chip breaking is raised to include the first chip breaking projection and the second chip breaking projection, this first chip breaking is raised to be extended from this end angle towards this main cutting edge, and this second chip breaking projection extends from an extended surface towards corresponding side.
3. turning insert as claimed in claim 2 it is characterised in that：The angular bisector at this end angle is overlapped with the angular bisector in this corner, this filings-breaking surface and this first chip breaking projection are all symmetrical arranged along the angular bisector in this corner, the raised quantity of this second chip breaking is multiple, the plurality of second chip breaking projection is divided into two groups, described two group of second chip breaking projection is symmetricly set on the both sides of the angular bisector in this corner, and the raised development length court to respective side of described every group of second chip breaking becomes larger away from the raised place direction of this first chip breaking.
4. turning insert as claimed in claim 3 it is characterised in that：The plurality of second chip breaking projection is equidistantly spaced, and the distance between two often adjacent second chip breaking projections are 0.07 millimeter.
5. turning insert as claimed in claim 2 it is characterised in that：Angle between this two sides is 80 ± 0.2 °, and the angle between this two extended surfaces is 50 ± 1 °.
6. turning insert as claimed in claim 1 it is characterised in that：This filings-breaking surface is concave curved surface.
7. turning insert as claimed in claim 1 it is characterised in that：The junction in one of side and this corner is provided with wiper edges, and the length of this wiper edges is 0.4 millimeter, this wiper edges and be provided with this wiper edges side between angle be equal to 5 ± 0.2 °.
8. turning insert as claimed in claim 1 it is characterised in that：The bottom surface of this chip-breaker is tilted towards the place direction of this filings-breaking surface gradually downward by its periphery edge.
9. turning insert as claimed in claim 1 it is characterised in that：This main cutting edge is formed with rake face with the edge of this chip-breaker, and this rake face width is 0.06 ± 0.02 millimeter.
10. a kind of lathe tool, including cutter hub and be installed in turning insert on this cutter hub, the side wall that this turning insert includes upper wall, lower wall and connects this upper wall and this lower wall, the two sides that this side wall includes corner and is located at this corner both sides, this lower wall be connected with this cutter hub it is characterised in that：This corner is formed with main cutting edge with the intersection of this upper wall, on this upper wall, this main cutting edge neighbouring is arranged with chip-breaker, it is convexly equipped with filings-breaking surface in this chip-breaker and chip breaking is raised, towards this side wall setting, this chip breaking projection projection is between the edge of this chip-breaker and this filings-breaking surface for this filings-breaking surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510457273.3A CN106392111B (en) | 2015-07-30 | 2015-07-30 | Lathe tool and its turning insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510457273.3A CN106392111B (en) | 2015-07-30 | 2015-07-30 | Lathe tool and its turning insert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106392111A true CN106392111A (en) | 2017-02-15 |
| CN106392111B CN106392111B (en) | 2018-09-07 |
Family
ID=58008765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510457273.3A Active CN106392111B (en) | 2015-07-30 | 2015-07-30 | Lathe tool and its turning insert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106392111B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620825A (en) * | 2020-12-01 | 2021-04-09 | 浙江上优刀具有限公司 | Turbine hob capable of preventing sticky scraps from being damaged |
| CN113814430A (en) * | 2021-09-03 | 2021-12-21 | 厦门金鹭特种合金有限公司 | Diamond cutter with chip breaker groove for aluminum alloy material processing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053902A (en) * | 1990-02-07 | 1991-08-21 | 伊斯卡硬金属股份有限公司 | Aetal cutting insert |
| EP0506078A2 (en) * | 1991-03-29 | 1992-09-30 | Mitsubishi Materials Corporation | Indexable cutter insert |
| US20110070039A1 (en) * | 2007-06-26 | 2011-03-24 | Taegutec, Ltd. | Cutting Insert with Protrusions Formed at Corner Area Thereof |
| CN102741000A (en) * | 2010-02-05 | 2012-10-17 | 特固克有限会社 | Cutting insert |
-
2015
- 2015-07-30 CN CN201510457273.3A patent/CN106392111B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053902A (en) * | 1990-02-07 | 1991-08-21 | 伊斯卡硬金属股份有限公司 | Aetal cutting insert |
| EP0506078A2 (en) * | 1991-03-29 | 1992-09-30 | Mitsubishi Materials Corporation | Indexable cutter insert |
| US20110070039A1 (en) * | 2007-06-26 | 2011-03-24 | Taegutec, Ltd. | Cutting Insert with Protrusions Formed at Corner Area Thereof |
| CN102741000A (en) * | 2010-02-05 | 2012-10-17 | 特固克有限会社 | Cutting insert |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620825A (en) * | 2020-12-01 | 2021-04-09 | 浙江上优刀具有限公司 | Turbine hob capable of preventing sticky scraps from being damaged |
| CN113814430A (en) * | 2021-09-03 | 2021-12-21 | 厦门金鹭特种合金有限公司 | Diamond cutter with chip breaker groove for aluminum alloy material processing |
| CN113814430B (en) * | 2021-09-03 | 2022-12-30 | 厦门金鹭特种合金有限公司 | Diamond cutter with chip breaker groove for aluminum alloy material processing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106392111B (en) | 2018-09-07 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220906 Address after: 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 after: SHENZHEN JINGJIANG YUNCHUANG TECHNOLOGY Co.,Ltd. Address before: 516100 twelve village section of gate village group of Xia Liao village, Longxi Town, Boluo County, Huizhou, Guangdong Patentee before: JI ZHUN PRECISION INDUSTRY (HUI ZHOU) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
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. |
|
| CP03 | Change of name, title or address |