CN206343644U - A kind of polygon double-sided indexable cutting tip - Google Patents
A kind of polygon double-sided indexable cutting tip Download PDFInfo
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- CN206343644U CN206343644U CN201621375658.1U CN201621375658U CN206343644U CN 206343644 U CN206343644 U CN 206343644U CN 201621375658 U CN201621375658 U CN 201621375658U CN 206343644 U CN206343644 U CN 206343644U
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- chip
- breaker
- cutting tip
- indexable cutting
- chip breaker
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Abstract
The utility model provides a kind of polygon double-sided indexable cutting tip, including with polygonal blade body, blade body is provided with positioned at the blade positioning hole of its geometric center, blade body includes upper surface, lower surface, at least three sides and the arc surface of each side of connection, the highest plane of the blade positioning hole periphery protrusion of upper surface or lower surface is flat support face, upper surface and lower surface all have three drift angles, each drift angle is both provided with a cutting unit, and cutting unit includes arc edge, cutting edge and chip-breaker.The cutting tip has taken into account cutting edge sharpness and cutting edge strength, and big chip space and double chip breakers design, be conducive to chip can well being guided, crimped and be fractureed in big cutting-in roughing feed and the small feeding of small cutting-in.
Description
Technical field
The utility model belongs to metal cutting process field, more particularly to a kind of be used to take into account work piece surface
The double-sided indexable cutting tip of finish and blade life.
Background technology
In the prior art, indexable two-sided groove profile cutting tip is conventional cutting tip, as user is to being processed
The requirement of the surface quality of part, the requirement to the wearability of indexable insert tip, throw away tip, and to blade consumption and the control of management cost
All more and more highers.This requires the same a blade that we provide to meet user and add for removing the thick of big remaining materials
Work, and meet user and have the finishing requirements of strict demand to work piece surface quality.To solve this problem, China is special
Sharp CN104057111 discloses double chip breaker structures of the width less than the first chest surface width of second chest surface,
The structure can not be crimped and fracture to cutting well in the case where cutting-in, feeding are increased.
During due to roughing, cutting depth and the amount of feeding are big, and cutting depth and the amount of feeding are all relatively small during finishing, are
Chip can well be guided, crimped and be fractureed in roughing and finishing, so that user's request is met, this
Us are accomplished by reasonably to design inserts groove structure.
The content of the invention
In view of the above-mentioned problems, the utility model provides a kind of polygon double-sided indexable cutting tip, the cutting tip
With can effectively control the curling of chip in the small feeding of small cutting-in and big cutting-in roughing feed and fracture, and can smoothly it arrange
Bits；And the cutting edge sharpness and intensity of indexable insert tip, throw away tip are taken into account, user can be met to work piece surface quality and blade longevity
The requirement of life.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of polygon double-sided indexable cutting tip is provided, the blade body is polygonal body, the blade body
It is provided with positioned at the blade positioning hole of its geometric center, the blade body includes：
The arc surface of upper surface, lower surface, at least three sides and each side of connection, the upper surface or lower surface
The highest plane of blade positioning hole periphery protrusion is flat support face, and upper surface and lower surface all have three drift angles；
Each drift angle is both provided with a cutting unit, and cutting unit includes arc edge, cutting edge and chip-breaker, institute
State arc edge to be crossed to form with upper surface or lower surface by arc surface, the cutting edge is by side and upper surface or lower surface
Be crossed to form, the chip-breaker is arranged on upper surface or lower surface close to the position of arc edge, the flat support face and
The chip pocket to lower recess is provided between blade edge；
Chip-breaker from the arc edge along drift angle to the blade positioning hole along drift angle angular bisector direction successively
Land, major first face, the second rake face, chip-breaker gullet, the first chip breaker and the second chip breaker composition of setting.
Preferably, the land is the plane parallel with lower surface with upper surface.
Preferably, the angle between major first face and land is that the first anterior angle is α, and α is 1 ° ~ 10 °；Second rake face
Angle between land is angle beta before second, and β is 12 ° ~ 30 °.
It is further preferred that the α is 3 ° ~ 8 °, β is 15 ° ~ 25 °.
Preferably, the first chip breaker and the second chip breaker are that circular projection is C-shape across the knife before chip pocket and second
On face, first chip breaker is symmetrical with respect to drift angle angular bisector, and second chip breaker is symmetrical with respect to drift angle angular bisector.
Preferably, first chip breaker and the second rake face pass through the smooth connection of chip-breaker gullet.
First chip breaker and the second chip breaker are provided in round projection, can be by rubbing between chip and each chip breaker
Wipe power to minimize, and prevent chip from melting and combining on chip breaker surface, in addition, according to the shape of the circular projection, breaking
The surface of bits platform is maximized, therefore can make to be transferred to the heat maximization of chip, thus be transferred to the heat of cutting tip can be by most
Smallization.Further, since the style characteristic of circular projection, no matter chip is directed to any direction, first chip breaker 13 and the
Two chip breakers 14 still play a role as expected, and circular sliding slopes serve good guiding function to chip.
Preferably, the radius of first chip breaker and the second chip breaker is respectively R1, R2, and R1 is 0.15 ~ 1mm, and R2 is
0.5~2mm。
It is further preferred that the R1 is 0.3 ~ 0.8mm, R2 is 0.5 ~ 1mm.
Preferably, the width of first chip breaker and the second chip breaker is b1, b2 respectively, b1 >=3/5b2, b1 is 0.5 ~
1.5mm, b2 are 1 ~ 2.5mm.
It is further preferred that the b1 is 0.8 ~ 1.3mm, b2 is 1.3 ~ 2mm.
Preferably, first chip breaker and the second chip breaker be along drift angle angular bisector direction, with drift angle angular bisector and
The distance between intersection point of arc edge is respectively d1, d2, and d1 is 0.4 ~ 1mm, and d2 is 1 ~ 2.5mm.
It is further preferred that d1 is 0.5 ~ 1mm, d2 is 1.5 ~ 2mm.
Preferably, the height of first chip breaker is higher than the height of land, and difference in height h1 is 0.01 ~ 0.1mm；It is described
The height of second chip breaker is higher than the height of land, and difference in height h2 is 0.05 ~ 0.15mm.
It is further preferred that h1 is 0.03 ~ 0.08mm；H2 is 0.08 ~ 0.12mm.
Preferably, the chip pocket is set around flat support face, and symmetrical on drift angle angular bisector, above-mentioned setting
There can be larger chip space.
The beneficial effects of the utility model are：
According to the cutting tip of the present utility model with 26S Proteasome Structure and Function as described above can in low cutting depth and
Chip is controlled under conditions of high cutting depth, and workpiece can be processed with low cutting force；Cutting tip of the present utility model has double
Preceding corner structure, both ensure that the sharpness of blade cutting edge, and the intensity and crushing resistance of cutting tip are improved again, reduce tipping with
Abrasion, improves blade life；Chip breaking groove bottom uses the smooth connection of circular arc, and good guiding function is served to chip, is had
Effectively fractureed when being crimped beneficial to chip by the radius of curvature being pre-designed, and then encountering chip breaker, formed c-type bits or
The short bits shape of person's spiral；Big chip space is conducive to the smooth discharge of chip, so as to fully meet the use requirement of client.
Brief description of the drawings
Fig. 1 is the stereogram of this practical Indexable cutting inserts.
Fig. 2 is the front view of this practical Indexable cutting inserts.
Fig. 3 is the zoomed-in view in the J portions of cutting tip shown in Fig. 1.
Fig. 4 is sectional view of the cutting tip shown in Fig. 1 along K-K lines.
Fig. 5 is sectional view of the cutting tip shown in Fig. 1 along P-P lines.
Fig. 6 is sectional view of the cutting tip shown in Fig. 1 along N-N lines.
In figure：1-upper surface, 2-lower surface, 3-side, 4-arc surface, 5-arc edge, 6-cutting edge,
7-land, 9-major first face, 11-cutting unit, 12-chip-breaker gullet, the 13-the first chip breaker, 14-
Second chip breaker, 15-flat support surface, the 17-the second rake face, 18-chip pocket, 21-positioning hole, 22-chip-breaker,
A-drift angle.
Embodiment
The utility model embodiment accompanying drawing being given for example only property explanation, it is impossible to be interpreted as to limitation of the present utility model.For
More preferable explanation the present embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；It is right
For those skilled in the art, some known features and its explanation may be omitted and will be understood by accompanying drawing.With reference to
Drawings and examples are described further to the technical solution of the utility model.
Embodiment
Referring to Fig. 1 to Fig. 6, the present embodiment provides a kind of polygon double-sided indexable cutting tip, and blade body is polygon
Body, blade body is provided with positioned at the blade positioning hole 21 of its geometric center, and blade body includes：Upper surface 1, lower surface 2,
The periphery of blade positioning hole 21 protrusion of at least three sides 3 and the arc surface 4 of each side 3 of connection, upper surface 1 or lower surface 2
Highest plane be flat support face 15, upper surface 1 and lower surface 2 all have three drift angle A；Each drift angle A is both provided with one
Individual cutting unit 11, cutting unit 11 includes arc edge 5, cutting edge 6 and chip-breaker 22, and arc edge 5 is by arc surface 4
It is crossed to form with upper surface 1 or lower surface 2, cutting edge 6 is crossed to form by side 3 with upper surface 1 or lower surface 2, chip-breaker 22
Upper surface 1 or lower surface 2 is arranged on to be provided between the position of arc edge 5, flat support face 15 and blade edge
To the chip pocket 18 of lower recess；
Chip-breaker 22 from along drift angle A arc edge 5 to blade positioning hole 21 along drift angle angular bisector direction according to
Land 7, major first face 9, the second rake face 17, chip-breaker gullet 12, the first chip breaker 13 and second of secondary setting
Chip breaker 14 is constituted；
Land 7 is the plane parallel with lower surface 2 with upper surface 1, and the first chip breaker 13 and the second chip breaker 14 are circle
Shape projection is C-shape across on the rake face 17 of chip pocket 18 and second, and the first chip breaker 13 is with respect to drift angle angular bisector pair
Claim, the relative drift angle angular bisector of the second chip breaker 14 is symmetrical, and the first chip breaker 13 and the second rake face 17 pass through chip-breaker bottom land
The smooth connection of circular arc 12.Chip pocket 9 is set around flat support face 15, and is symmetrical arranged on drift angle angular bisector.
The set chip breaker 14 of first chip breaker 13 and second is circular projection, can by chip and each chip breaker it
Between minimum friction forces, and prevent chip melt and combine on chip breaker surface, in addition, according to the shape of the circular projection
Shape, the surface of chip breaker is maximized, therefore can make to be transferred to the heat maximization of chip, thus be transferred to the heat of cutting tip can
It is minimized.Further, since the style characteristic of circular projection, no matter chip is directed to any direction, first chip breaker 13
Still played a role as expected with the second chip breaker 14.
Angle between major first face 9 and land 7 is that the first anterior angle is α, and α is 1 ° ~ 10 °, preferably 3 ° ~ 8 °, sheet
α is 3 ° in embodiment；Angle between second rake face 17 and land 7 is angle beta before second, and β is 12 ° ~ 30 °, preferably 15 °
~ 25 °, β is 15 ° in the present embodiment.Cutting tip with above groove profile parameter has hook angle structure, both ensure that blade
The sharpness of mouth, improves the intensity and crushing resistance of cutting tip again, reduces tipping and abrasion, improves blade life.
The radius of first chip breaker 13 and the second chip breaker 14 is respectively R1, R2, and R1 is 0.15 ~ 1mm, preferably 0.3 ~
In 0.8mm, the present embodiment, R1 is 0.5mm；R2 is 0.5 ~ 2mm, preferably 0.5 ~ 1mm, in the present embodiment, and R2 is 0.75mm.
The width of first chip breaker 13 and the second chip breaker 14 is b1, b2 respectively, and b1 >=3/5b2, b1 is 0.5 ~ 1.5mm, preferably 0.8
In ~ 1.3mm, the present embodiment, b1 is 1.3mm；B2 is 1 ~ 2.5mm, preferably 1.3 ~ 2mm, in the present embodiment, and b2 is 1.6mm.The
One chip breaker 13 and the second chip breaker 14 are along drift angle angular bisector direction, with drift angle angular bisector and the intersection point of arc edge 5
The distance between be respectively d1, d2, d1 is 0.4 ~ 1mm, preferably 0.5 ~ 1mm, in the present embodiment, and d1 is 0.85mm；D2 be 1 ~
In 2.5mm, preferably 1.5 ~ 2mm, the present embodiment, d2 is 1.7mm.The height of first chip breaker 13 is higher than the height of land 7,
H1 is 0.01 ~ 0.1mm, preferably 0.03 ~ 0.08mm, in the present embodiment, and h1 is 0.03mm.The height of second chip breaker 14 is higher than
The height of land 7, h2 is 0.05 ~ 0.15mm, preferably 0.08 ~ 0.12mm, in the present embodiment, and h2 is 0.08mm.With upper
The first chip breaker 13 for stating situation produces larger stress in cutting, it is easier to control chip.
Cutting tip with 26S Proteasome Structure and Function as described above can low cutting depth and high cutting depth condition
Lower control chip, and workpiece can be processed with low cutting force；Cutting tip has hook angle structure, both ensure that the cutting edge of a knife or a sword of blade cutting edge
Profit, improves the intensity and crushing resistance of cutting tip again, reduces tipping and abrasion, improves blade life；Chip-breaker bottom
Face uses the smooth connection of circular arc, and good guiding function is served to chip, is conducive to chip by the radius of curvature being pre-designed
Effectively fractureed when being crimped, and then encountering chip breaker, form c-type bits or the short bits shape of spiral；With wide chip-breaker
With big chip pocket, therefore, in machining high temperature alloy, the curling of chip can be guided very well and is fractureed, so that, making can
The wearability of transposition blade has obtained good improvement, meets the demand of client.
Obviously, above-described embodiment is only intended to clearly illustrate the technical solution of the utility model example, and simultaneously
Non- is the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give thoroughly all embodiments
Lift.All any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in this
Within the protection domain of utility model right requirement.
Claims (15)
1. a kind of polygon double-sided indexable cutting tip, it is characterised in that the blade body is polygonal body, the blade
Body is provided with positioned at the blade positioning hole (21) of its geometric center, and the blade body includes：
The arc surface (4) of upper surface (1), lower surface (2), at least three sides (3) and each side (3) of connection, the upper end
The highest plane of blade positioning hole (21) periphery protrusion of face (1) or lower surface (2) is flat support face (15), upper surface (1)
All there are three drift angles (A) with lower surface (2)；
Each drift angle (A) is both provided with a cutting unit (11), and cutting unit (11) includes arc edge (5), cutting edge
(6) and chip-breaker (22), the arc edge (5) is crossed to form by arc surface (4) with upper surface (1) or lower surface (2), institute
State cutting edge (6) to be crossed to form with upper surface (1) or lower surface (2) by side (3), the chip-breaker (22) is arranged on upper surface
(1) or lower surface (2) are close to the position of arc edge (5), the flat support face (15) is provided between blade edge
To the chip pocket (18) of lower recess；
Chip-breaker (22) is from the arc edge (5) along drift angle (A) to the blade positioning hole (21) along drift angle angle bisection
Land (7) that line direction is set gradually, major first face (9), the second rake face (17), chip-breaker gullet (12),
One chip breaker (13) and the second chip breaker (14) composition.
2. polygon double-sided indexable cutting tip according to claim 1, it is characterised in that the land (7) is
The plane parallel with lower surface (2) with upper surface (1).
3. polygon double-sided indexable cutting tip according to claim 1 or 2, it is characterised in that knife before described first
Angle between face (9) and land (7) is the first anterior angle α, and α is 1 °~10 °, the second rake face (17) and land (7) it
Between angle be angle beta before second, β is 12 °~30 °.
4. polygon double-sided indexable cutting tip according to claim 3, it is characterised in that the first anterior angle α is
3 °~8 °；Angle beta is 15 °~25 ° before described second.
5. polygon double-sided indexable cutting tip according to claim 1, it is characterised in that the first chip breaker (13) and
Second chip breaker (14) is that circular projection is C-shape across on chip pocket (18) and the second rake face (17), described first
Chip breaker (13) is symmetrical with respect to drift angle angular bisector, and second chip breaker (14) is symmetrical with respect to drift angle angular bisector.
6. polygon double-sided indexable cutting tip according to claim 1 or 5, it is characterised in that first chip breaking
Platform (13) passes through the smooth connection of chip-breaker gullet (12) with the second rake face (17).
7. polygon double-sided indexable cutting tip according to claim 1 or 5, it is characterised in that first chip breaking
Platform (13) radius is R1, and R1 is 0.15~1mm；The radius of second chip breaker (14) is R2, and R2 is 0.5~2mm.
8. polygon double-sided indexable cutting tip according to claim 7, it is characterised in that first chip breaker
(13) radius R1 is 0.3~0.8mm；The radius R2 of second chip breaker (14) is 0.5~1mm.
9. polygon double-sided indexable cutting tip according to claim 1 or 5, it is characterised in that first chip breaking
The width of platform (13) is b1, and b1 is 0.5~1.5mm；The width of second chip breaker (14) is b2, and b2 is 1~2.5mm；b1≥3/
5b2。
10. polygon double-sided indexable cutting tip according to claim 9, it is characterised in that first chip breaker
(13) width b1 is 0.8~1.3mm；The width b2 of second chip breaker (14) is 1.3~2mm.
11. polygon double-sided indexable cutting tip according to claim 1 or 5, it is characterised in that first chip breaking
Platform (13) and the second chip breaker (14) are along drift angle angular bisector direction, with drift angle angular bisector and the intersection point of arc edge (5)
The distance between be respectively d1, d2, d1 be 0.4~1mm；D2 is 1~2.5mm.
12. polygon double-sided indexable cutting tip according to claim 11, it is characterised in that the d1 is 0.5~
1mm；The d2 is 1.5~2mm.
13. polygon double-sided indexable cutting tip according to claim 1 or 5, it is characterised in that first chip breaking
The height of platform (13) is higher than the height of land (7), and its difference in height h1 is 0.01~0.1mm；Second chip breaker (14)
Highly it is higher than the height of land (7), its difference in height h2 is 0.05~0.15mm.
14. polygon double-sided indexable cutting tip according to claim 13, it is characterised in that the difference in height h1 is
0.03~0.08mm；The difference in height h2 of second chip breaker (14) is 0.08~0.12mm.
15. polygon double-sided indexable cutting tip according to claim 1, it is characterised in that the chip pocket (18)
Set around flat support face (15), and it is symmetrical on drift angle angular bisector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375658.1U CN206343644U (en) | 2016-12-15 | 2016-12-15 | A kind of polygon double-sided indexable cutting tip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375658.1U CN206343644U (en) | 2016-12-15 | 2016-12-15 | A kind of polygon double-sided indexable cutting tip |
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| Publication Number | Publication Date |
|---|---|
| CN206343644U true CN206343644U (en) | 2017-07-21 |
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ID=59321479
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621375658.1U Active CN206343644U (en) | 2016-12-15 | 2016-12-15 | A kind of polygon double-sided indexable cutting tip |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107363276A (en) * | 2017-08-31 | 2017-11-21 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of two-sided groove profile Indexable cutting inserts |
| CN107378010A (en) * | 2017-09-26 | 2017-11-24 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of Indexable cutting inserts |
| CN107414114A (en) * | 2017-09-26 | 2017-12-01 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of Double-sided, indexable turning insert for roughing high temperature alloy |
| CN109332736A (en) * | 2018-12-06 | 2019-02-15 | 株洲欧科亿数控精密刀具股份有限公司 | One kind being used for steel flange turning insert |
| CN113134632A (en) * | 2021-04-09 | 2021-07-20 | 台州学院 | CBN (cubic boron nitride) blade for laser heating auxiliary cutting of high-temperature alloy |
-
2016
- 2016-12-15 CN CN201621375658.1U patent/CN206343644U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107363276A (en) * | 2017-08-31 | 2017-11-21 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of two-sided groove profile Indexable cutting inserts |
| CN107363276B (en) * | 2017-08-31 | 2023-10-03 | 株洲欧科亿数控精密刀具股份有限公司 | Double-sided groove type indexable cutting blade |
| CN107378010A (en) * | 2017-09-26 | 2017-11-24 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of Indexable cutting inserts |
| CN107414114A (en) * | 2017-09-26 | 2017-12-01 | 株洲欧科亿数控精密刀具股份有限公司 | A kind of Double-sided, indexable turning insert for roughing high temperature alloy |
| CN107414114B (en) * | 2017-09-26 | 2023-09-08 | 株洲欧科亿数控精密刀具股份有限公司 | Double-sided indexable turning blade for rough machining of high-temperature alloy |
| CN107378010B (en) * | 2017-09-26 | 2023-10-03 | 株洲欧科亿数控精密刀具股份有限公司 | Indexable cutting insert |
| CN109332736A (en) * | 2018-12-06 | 2019-02-15 | 株洲欧科亿数控精密刀具股份有限公司 | One kind being used for steel flange turning insert |
| CN109332736B (en) * | 2018-12-06 | 2024-05-28 | 株洲欧科亿数控精密刀具股份有限公司 | Be used for stainless steel flange turning blade |
| CN113134632A (en) * | 2021-04-09 | 2021-07-20 | 台州学院 | CBN (cubic boron nitride) blade for laser heating auxiliary cutting of high-temperature alloy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 412500, Hunan County, Zhuzhou province Yanling County entrepreneurship Park entrepreneurial road Patentee after: Zhuzhou OUKE CNC precision cutting tools Limited by Share Ltd Address before: Dong Jia Duan high-tech park in Hunan province 412000 Zhuzhou city Lusong District venture four Road No. 8 Patentee before: Zhuzhou OUKE CNC precision cutting tools Co., Ltd. |
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| CP03 | Change of name, title or address |