CN106392111B - Lathe tool and its turning insert - Google Patents
Lathe tool and its turning insert Download PDFInfo
- Publication number
- CN106392111B CN106392111B CN201510457273.3A CN201510457273A CN106392111B CN 106392111 B CN106392111 B CN 106392111B CN 201510457273 A CN201510457273 A CN 201510457273A CN 106392111 B CN106392111 B CN 106392111B
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- CN
- China
- Prior art keywords
- chip
- breaking
- corner
- filings
- protrusion
- 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.)
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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 kind of turning insert, side wall including upper wall, lower wall and connection upper wall and lower wall, side wall includes corner and the two sides positioned at corner both sides, the intersection of corner and upper wall is formed with main cutting edge, neighbouring main cutting edge is recessed with chip-breaker on upper wall, it is convexly equipped with filings-breaking surface in chip-breaker and chip breaking protrusion, the filings-breaking surface are arranged towards the side wall, the chip breaking protrusion projection is between the edge of the chip-breaker and the filings-breaking surface.The present invention also provides a kind of lathe tools using turning insert.The turning insert and lathe tool of the present invention can avoid cutting swarf from winding, and then improve the processing quality of workpiece surface.
Description
Technical field
The present invention relates to the cutter of mechanical processing more particularly to a kind of turning inserts.
Background technology
When carrying out turning operation, it is disconnected that nature is not easy such as aluminium workpiece to the workpiece made of preferable flexible metal material
Bits cause to reduce processing quality easily there is a phenomenon where cutting swarf winding lathe tool in processing.
Invention content
In view of above-mentioned condition, the present invention provide a kind of turning insert for the processing quality that can improve workpiece surface.
The present invention also provides a kind of lathe tools using the turning insert.
A kind of turning insert, including upper wall, lower wall and the upper wall and the side wall of the lower wall are connected, which includes corner and position
Two sides in the corner both sides, the corner and the intersection of the upper wall are formed with main cutting edge, and the neighbouring master cuts on the upper wall
It cuts sword and is recessed with chip-breaker, filings-breaking surface is convexly equipped in the chip-breaker and chip breaking protrusion, the filings-breaking surface are arranged towards the side wall, this is disconnected
For the raised projection of bits between the edge of the chip-breaker and the filings-breaking surface, which includes basal plane, the basal plane and the chip-breaker
Bottom surface connection, and the vertical range of the basal plane and the bottom surface is gradually reduced along the direction of the separate filings-breaking surface, the chip breaking
Face includes end angle and two extended surfaces positioned at the end angle both sides, which is arranged towards the corner, two extended surface difference
Towards the respective side in the corner, which further includes that the first chip breaking protrusion and the second chip breaking protrusion, first chip breaking are convex
It rises and extends from the end angle towards the main cutting edge, which extends from an extended surface towards corresponding side, this
The quantity of two chip breaking protrusion is multiple, and multiple second chip breaking protrusions are divided into two groups, and the second chip breaking protrusion described in every group is to corresponding
The development length of side becomes larger towards the direction far from the first chip breaking protrusion.
A kind of lathe tool, including cutter hub and the turning insert that is installed on the cutter hub, which includes upper wall, lower wall and connection
The side wall of the upper wall and the lower wall, the side wall include corner and the two sides positioned at the corner both sides, which connects with the cutter hub
It connects, the corner and the intersection of the upper wall are formed with main cutting edge, and the neighbouring main cutting edge is recessed with chip-breaker on the upper wall, should
It is convexly equipped with filings-breaking surface in chip-breaker and chip breaking protrusion, the filings-breaking surface are arranged towards the side wall, the chip breaking protrusion projection is in the chip breaking
Between the edge of slot and the filings-breaking surface, which includes basal plane, which connect with the bottom surface of the chip-breaker, and the basal plane
It is gradually reduced along the direction far from the filings-breaking surface with the vertical range of the bottom surface, which includes holding angle and positioned at the end
Two extended surfaces of angle both sides, the end angle are arranged towards the corner, and two extended surfaces are respectively facing the respective side in the corner,
The chip breaking protrusion further includes the first chip breaking protrusion and the second chip breaking protrusion, and the first chip breaking protrusion is from the end angle towards the main cutting
Sword extends, which extends from an extended surface towards corresponding side, the quantity of the second chip breaking protrusion be it is multiple,
Multiple second chip breaking protrusions are divided into two groups, development length from the second chip breaking protrusion described in every group to respective side towards far from this
The direction of one chip breaking protrusion becomes larger.
The turning insert and lathe tool of the present invention is convexly equipped with filings-breaking surface in chip-breaker, and convex equipped with chip breaking around filings-breaking surface
It rises, to make the chip of generated different-thickness in process, length be fractureed by multidirectional extruding force, effectively keeps away
Exempt from chip winding and influences workpiece surface quality.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram 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 schematic cross-sectional view of the lathe tool shown in Fig. 2 along III-III lines.
Main element symbol description
Lathe tool 100
Cutter hub 20
Mounting 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
Hold angle 6845
Extended surface 6847
Chip breaking protrusion 69
Basal plane 691
First chip breaking protrusion 692
Second chip breaking protrusion 694,696
Wiper edges 63
Rake face 65
Following specific implementation mode will be further illustrated the present invention in conjunction with above-mentioned attached drawing.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
Referring to Fig. 1, the lathe tool 100 of embodiment of the present invention, including the cutter hub 20 that substantially assumes diamond in shape and it is installed in cutter hub
Turning insert 60 on 20 one of end angles.
The approximate centre position of cutter hub 20 is equipped with mounting hole 23, and lathe tool 100 is fixed on a knife rest with when in use, and (figure is not
Show) on.In the present embodiment, turning insert 60 is PCD Turning Tool piece, is installed on the end angle of cutter hub 20.Turning insert 60
Side wall 66 including upper wall 62, lower wall 64 and connection upper wall 62 and lower wall 64.Upper wall 62 and lower wall 64 are roughly triangular, lower wall
64 are installed on cutter hub 20, so that turning insert 60 is connect with cutter hub 20.Please referring also to Fig. 2 and Fig. 3, side wall 66 include corner
662 and two sides 664,665 positioned at 662 both sides of corner.Corner 662 and the intersection of upper wall 62 are formed with main cutting edge
67.In the present embodiment, the angle between two sides 664,665 is 80 ± 0.2 °.Upper wall 62 is recessed with chip-breaker 68.
In the present embodiment, upward convex in chip-breaker 68 to be equipped with boss 684 and chip breaking protrusion 69.Boss 684 is substantially in three
It is angular, and be symmetrical arranged along the angular bisector a in corner 662.It is appreciated that boss 684 can also be designed as U according to actual needs
The other shapes such as type, circle.Boss 684 includes top surface 6842 and filings-breaking surface 6843.Top surface 6842 is plane, and filings-breaking surface 6843 connects
Connect top surface 6842 and the bottom surface 682 of chip-breaker 68.Filings-breaking surface 6843 is arranged towards side wall 66 comprising holds angle 6845 and positioned at end
Two extended surfaces 6847 of 6845 both sides of angle.Angle 6845 is held to be arranged towards corner 662, two extended surfaces 6847 are respectively facing corner
662 respective side 664,665.In the present embodiment, the angle between two extended surfaces 6847 is 50 ± 1 °.Further, break
Bits face 6843 is concave curved surface, further to crimp cutting swarf so that cutting swarf is broken.
Chip breaking 69 projections of protrusion are between the edge of chip-breaker 68 and filings-breaking surface 6843 comprising basal plane 691.Basal plane 691
It is connect with bottom surface 682, and basal plane 691 and the vertical range of bottom surface 682 are gradually reduced along the direction far from filings-breaking surface 6843.
In the present embodiment, chip breaking protrusion 69 includes the first chip breaking protrusion 692 and the second chip breaking protrusion 694,696.First chip breaking protrusion
692 are extended from end angle 6845 to the direction of main cutting edge 67.Second chip breaking protrusion 694 is by 6847 court of one of extended surface
Extend to side 664.Second chip breaking protrusion 696 is extended by another extended surface 6847 towards side 665.Each second chip breaking is convex
The angle α risen between 694,696 extending direction and the angular bisector a in corner 662 is acute angle.Please referring also to Fig. 3, chip-breaker
68 bottom surface 682 is tilted by its periphery along the direction towards filings-breaking surface 6843 gradually downward.
In the present embodiment, the angular bisector at end angle 6845 is overlapped with the angular bisector in corner 662.First chip breaking protrusion
692 angular bisector along corner 662 is symmetrical arranged.The quantity of the quantity of second chip breaking protrusion 694 and the second chip breaking protrusion 696 is equal
It is three.Three the second chip breaking protrusions 694 and three the second chip breaking protrusions 696 are symmetricly set on the angular bisector a's in corner 662
Both sides.Three the second chip breaking protrusions 694,696 are equidistantly spaced, in the present embodiment, per two adjacent the second chip breaking
Substantially 0.07 millimeter of protrusion 694, the distance between 696.Three the second chip breaking protrusions 694,696 are to respective side 664,665
Development length become larger along far from the direction of the first chip breaking protrusion 692.
Side 664 and the junction in corner 662 are equipped with wiper edges 63, to the workpiece surface after the processing of main cutting edge 67
Further finishing.In the present embodiment, substantially 0.4 millimeter of the length of wiper edges 63.Folder between wiper edges 63 and side 664
Angle beta 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 65 width of rake face is
0.06 ± 0.02 millimeter.
The turning insert 60 of the present invention is equipped with filings-breaking surface 6843 on the bottom surface of chip-breaker 68 682, and in filings-breaking surface 6843
Ambient separation is equipped with multiple chip breaking protrusions 69, to make the chip of generated different-thickness, length in process by more
The extruding force in direction and fracture, effectively avoid chip wind and influence workpiece surface quality and processing stability.Filings-breaking surface 6843
The direction that detritus is discharged in process can be limited.In addition, filings-breaking surface 6843 is concave curved surface, 682 edge of bottom surface of chip-breaker 68
It sets to the concave towards the direction of filings-breaking surface 6843, so that bottom surface 682 constitutes substantially V-shaped groove with filings-breaking surface 6843, to
Make cutting swarf be easier to crimp, realizes chip breaking, and ensure that the chip space of chip-breaker 68.Main cutting edge 67 nearby increases by one
Wiper edges 63, with the processing quality on further lifting workpieces surface.In addition, being equipped with preceding knife between the edge and side wall 66 of chip-breaker 68
Face 65 makes turning insert 60 increase the intensity of cutting edge in the case where not influencing chip breaking, extends 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 implementations
In example, as long as projection forms filings-breaking surface 6843 in chip-breaker 68.
It is appreciated that three that the quantity of the second chip breaking protrusion 694,696 is not limited to the present embodiment, it can also be as needed
It is set as one, two or three or more.
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 variations in spirit of that invention, certainly, these are according to the present invention
The variation that spirit is done should be all included in scope of the present invention.
Claims (9)
1. a kind of turning insert, including upper wall, lower wall and the upper wall and the side wall of the lower wall are connected, which includes corner and be located at
The two sides of the corner both sides, it is characterised in that：The corner and the intersection of the upper wall are formed with main cutting edge, adjacent on the upper wall
The nearly main cutting edge is recessed with chip-breaker, is convexly equipped with filings-breaking surface and chip breaking protrusion in the chip-breaker, and the filings-breaking surface is towards the side wall
Setting, between the edge of the chip-breaker and the filings-breaking surface, which includes basal plane for the chip breaking protrusion projection, the basal plane with
The bottom surface of the chip-breaker connects, and the basal plane and the vertical range of the bottom surface gradually subtract along the direction far from the filings-breaking surface
Small, which includes end angle and two extended surfaces positioned at the end angle both sides, which is arranged towards the corner, two this prolong
The face of stretching is respectively facing the respective side in the corner, which further includes the first chip breaking protrusion and the second chip breaking protrusion, this
One chip breaking protrusion extends from the end angle towards the main cutting edge, which prolongs from an extended surface towards corresponding side
It stretches, the quantity of the second chip breaking protrusion is multiple, and multiple second chip breaking protrusions are divided into two groups, the second chip breaking protrusion described in every group
It is become larger to the development length of respective side towards the direction far from the first chip breaking protrusion.
2. turning insert as described in claim 1, it is characterised in that：The angular bisector at the end angle and the angular bisector weight in the corner
It closes, the filings-breaking surface and the first chip breaking protrusion are symmetrical arranged along the angular bisector in the corner, two group of second chip breaking protrusion
It is symmetricly set on the both sides of the angular bisector in the corner.
3. turning insert as claimed in claim 2, it is characterised in that：Multiple second chip breaking protrusions are equidistantly spaced, often
The distance between two adjacent second chip breaking protrusions are 0.07 millimeter.
4. turning insert as described in claim 1, it is characterised in that：Angle between two sides is 80 ± 0.2 °, and two should
Angle between extended surface is 50 ± 1 °.
5. turning insert as described in claim 1, it is characterised in that：The filings-breaking surface is concave curved surface.
6. turning insert as described in claim 1, it is characterised in that：The junction of one of side and the corner is equipped with smoothing
Sword, the length of the wiper edges are 0.4 millimeter, and the angle between the wiper edges and side equipped with the wiper edges is equal to 5 ± 0.2 °.
7. turning insert as described in claim 1, it is characterised in that：The bottom surface of the chip-breaker is by its periphery along towards the filings-breaking surface
Direction tilt gradually downward.
8. turning insert as described in claim 1, it is characterised in that：The edge of the main cutting edge and the chip-breaker is formed with preceding knife
Face, the rake face width are 0.06 ± 0.02 millimeter.
9. a kind of lathe tool, including cutter hub and the turning insert that is installed on the cutter hub, which includes upper wall, lower wall and connection should
The side wall of upper wall and the lower wall, the side wall include corner and the two sides positioned at the corner both sides, which connect with the cutter hub,
It is characterized in that：The corner and the intersection of the upper wall are formed with main cutting edge, and the neighbouring main cutting edge is recessed on the upper wall
Chip-breaker, filings-breaking surface is convexly equipped in the chip-breaker and chip breaking protrusion, the filings-breaking surface are arranged towards the side wall, the chip breaking protrusion projection
Between the edge of the chip-breaker and the filings-breaking surface, which includes basal plane, which connect with the bottom surface of the chip-breaker,
And the vertical range of the basal plane and the bottom surface is gradually reduced along the direction far from the filings-breaking surface, the filings-breaking surface include end angle and
Two extended surfaces positioned at the end angle both sides, the end angle are arranged towards the corner, and two extended surfaces are respectively facing the corner
Respective side, the chip breaking protrusion further include the first chip breaking protrusion and the second chip breaking protrusion, and the first chip breaking protrusion is from the end angle court
Extend to the main cutting edge, which extends from an extended surface towards corresponding side, second chip breaking protrusion
Quantity is multiple, and multiple second chip breaking protrusions are divided into two groups, and extension of the second chip breaking protrusion to respective side described in every group is grown
It spends towards the direction far from the first chip breaking protrusion and becomes larger.
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 CN106392111A (en) | 2017-02-15 |
| CN106392111B true 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) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620825B (en) * | 2020-12-01 | 2021-11-02 | 浙江上优刀具有限公司 | Worm gear hob capable of preventing sticky scraps from being damaged |
| 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 |
Citations (3)
| 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 |
| CN102741000A (en) * | 2010-02-05 | 2012-10-17 | 特固克有限会社 | Cutting insert |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009001973A1 (en) * | 2007-06-26 | 2008-12-31 | Taegutec. Ltd. | Cutting insert with protrusions formed at corner area thereof |
-
2015
- 2015-07-30 CN CN201510457273.3A patent/CN106392111B/en active Active
Patent Citations (3)
| 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 |
| CN102741000A (en) * | 2010-02-05 | 2012-10-17 | 特固克有限会社 | Cutting insert |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106392111A (en) | 2017-02-15 |
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| PB01 | Publication | ||
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| 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. |
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| CP03 | Change of name, title or address |