CN209363632U - One kind being used for steel flange turning insert - Google Patents
One kind being used for steel flange turning insert Download PDFInfo
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- CN209363632U CN209363632U CN201822042386.9U CN201822042386U CN209363632U CN 209363632 U CN209363632 U CN 209363632U CN 201822042386 U CN201822042386 U CN 201822042386U CN 209363632 U CN209363632 U CN 209363632U
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Abstract
The utility model relates to metal cutting process technical fields, are used for steel flange turning insert more particularly, to one kind.Including the blade body with polygonal body；Blade body has multiple protrusions one along positioning center hole periphery；And it is located at the protrusion two in the outside of two adjacent protrusions one；The apex angle of blade body is equipped with cutting unit, and cutting unit includes main cutting edge, arc edge, chip breaking unit.Chip breaking unit is made of the first chip breaker, major first face, the second rake face, chip-breaker baseplane, chip pocket, " semilune " lug boss.And the angle of tread and the first anterior angle at arc edge is greater than the angle of tread and the first anterior angle at main cutting edge.The turning insert of the utility model is guaranteeing cutting edge sharpness simultaneously, takes into account the intensity of cutting edge.Double chip breaker designs and the lug boss design of " semilune ", make the cutting tip all have good chip breaking effect in roughing and finishing steel flange.
Description
Technical field
The utility model relates to metal cutting process technical fields, are used for steel flange vehicle more particularly, to one kind
Paring blade.
Background technique
With visitor, the continuous speed-raising of freight train, the requirement to brake parts is also increasingly increased, and the material of past flange is logical
It is often QT450, this type material belongs to easy processing workpiece.Nowadays, the material of flange is mostly stainless steel material, and stainless steel belongs to difficulty
Rapidoprint, in machining, there are processing hardening tendencies greatly, thermal coefficient is low, tool wear is fast, chip is Nian Jie with cutter
The problems such as phenomenon is serious, chip is not easily broken.Therefore, to cutter, more stringent requirements are proposed for the processing of steel flange.
Currently, steel flange material includes 304,304L, 316,316L, 316Ti etc., and coarse-fine processing is using the same as a
Blade, this requires our cutter will have enough intensity in roughing, when finishing, can guarantee the surface of work piece
Finish.
In existing technology, the blade for steel flange turning is often used to can guarantee cutter when roughing
Enough intensity, the surface smoothness of work piece when not can guarantee finishing but；And when finishing, it tends to guarantee processing
The surface smoothness of part not can guarantee the sufficiently wear-resistant property of blade but.
Utility model content
The technical problems to be solved in the utility model is to cannot be considered in terms of roughing and finishing for blade in the prior art
Processing request deficiency, provide one kind can when guaranteeing blade roughing enough intensity, quilt when being also able to satisfy finishing
The surface smoothness of workpiece is used for steel flange turning insert.
The purpose of this utility model is achieved by the following technical programs:
One kind being used for steel flange turning insert, and the blade body is equipped with the centre of location positioned at its geometric center
Hole；The blade body is polygonal body；The blade body includes upper surface, lower surface, multiple side surfaces and is located at phase
Arc surface between adjacent two side surfaces；
The upper surface of the blade body is uniformly arranged multiple protrusions one along positioning center hole periphery；It is described adjacent
The outside of two protrusions one, and be located at both side surface and intersect at obtuse angle with the central point of upper surface junction equipped with protrusion
Two；
The blade body is provided with a no less than cutting unit；The apex angle of blade body is arranged in the cutting unit
Place；The cutting unit is made of arc edge, main cutting edge, chip breaking unit；The cutting unit is about P pairs of angular bisector
Claim distribution；The arc edge is crossed to form by arc surface and upper surface；The main cutting edge is by side surface and upper surface phase
It hands over and is formed；
The chip breaking unit is by the first chip breaker, major first face, the second rake face, chip-breaker baseplane, bottom of the chip pocket
Plane, " semilune " lug boss composition；Direction of the chip breaking unit along angular bisector P from arc edge to positioning center hole
Sequentially connected sequence is arc edge, major first face, the second rake face, chip-breaker baseplane, the first chip breaker, protrusion
Portion one；
" semilune " lug boss is arranged on the outside of chip-breaker baseplane and the intersection of the first chip breaker；Described " half
The other side of month shape " lug boss connects bottom of the chip pocket plane；
The angle of tread and the first anterior angle at the arc edge is greater than tread and the first anterior angle at main cutting edge
Angle.
Further, the height of described " semilune " lug boss is higher than chip-breaker baseplane and bottom of the chip pocket plane, and low
In upper surface.
Further, the shape of first chip breaker is male type sphere；First chip breaker is along angular bisector P's
Front end connects chip-breaker baseplane, and rear end connects protrusion one, and left and right ends respectively connect " semilune " lug boss.
Further, the height of first chip breaker is higher than chip-breaker baseplane, and is lower than protrusion one.
Further, the range of the radius of sphericity R1 of first chip breaker is 1mm ~ 3mm.
Further, at the arc edge, the first anterior angle α range of major first face and upper surface formation is 5 °
~18°；Angle beta range is 10 ° ~ 30 ° before second rake face and the second of upper surface formation.
Further, at the main cutting edge, the first anterior angle γ range that major first face and upper surface are formed is 5 ° ~
18°；The second anterior angle θ range that second rake face and upper surface are formed is 10 ° ~ 30 °.
Further, the range of the tread L2 of the arc edge is 0.2mm ~ 0.5mm；The tread of the main cutting edge
The range of L1 is 0.2mm ~ 0.5mm；The tread L1 < tread L2.
Further, the chip-breaker baseplane (10) arrives the range of the vertical range H1 of the top plane of protrusion one (17)
For 0.1mm ~ 0.5mm；The range of the vertical range H2 of top plane of the bottom of the chip pocket plane (13) to protrusion one (17) is
0.1mm~0.5mm；The H2 > H1.
Further, the junction between the lug boss of " semilune " and chip-breaker baseplane, the first chip breaker forms one
A class arc groove track downward vertically；The arc radius R2 range of the class arc groove is 2mm ~ 15mm.
Compared with prior art, the utility model has the following beneficial effects:
(1) one kind of the utility model is used for steel flange turning insert, by Circular Nose Cutting Edge and at main cutting edge
The design of tread and anterior angle has not only taken into account the sharpness of blade cutting edge, also ensures the sufficient intensity of blade.
(2) one kind of the utility model is used for steel flange turning insert, and chip breaking is using double chip breakers, double protrusions
The setting of the lug boss of portion and " semilune " is further expanded the range of the chip chip breaking of blade, make blade without
By be roughing or finishing can obtain a good chip breaking effect.
(3) one kind of the utility model is used for steel flange turning insert, and blade holds bits structure and uses big chip pocket,
Cooperate the design of chip breaking structure, is taken away so that the heat of cutter work in-process is most of with the discharge of chip, to improve knife
It ensure that the surface quality of work piece while the wearability and service life of piece.
Detailed description of the invention
Fig. 1 is a kind of perspective view for steel flange turning insert in this implementation 1；
Fig. 2 is a kind of main view for steel flange turning insert in this implementation 1；
Fig. 3 is the partial enlarged view of cutting unit A；
Fig. 4 is cross-sectional view of the blade shown in Fig. 2 along G-G line；
Fig. 5 is cross-sectional view of the blade shown in Fig. 2 along H-H line；
Fig. 6 is cross-sectional view of the blade shown in Fig. 2 along K-K line；
The direction of feed of cutter when Fig. 7 is steel flange roughing and finishing.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment 1
As shown in Figure 1, a kind of be used for steel flange turning insert, insert ontology 1, which is equipped with, to be located in its geometry
The positioning center hole 18 of the heart；The blade body 1 is polygonal body, and in the present embodiment 1, this blade body 1 is approximately equilateral
The geometry of the hexagon body of non-isogonism；Insert ontology 1 include upper surface 2, lower surface 3, multiple side surfaces 4 and
Arc surface 2 between two neighboring side surface 4；Insert ontology 1 is equipped with the positioning center hole positioned at its geometric center
18；
The upper surface 2 of blade body 1 is uniformly arranged multiple protrusions 1 along 18 periphery of positioning center hole；Adjacent
Two protrusions 1 outside, and be located at the central point that intersects at obtuse angle with 2 junction of upper surface of two side surfaces 4 and set
There is protrusion 2 19.In the present embodiment 1, upper surface 2 18 periphery of positioning center hole with setting 3 be approximately triangle
Protrusion 1, between two adjacent protrusions 1 outside, and be located at two adjacent sides 4 intersect it is blunt
It is individually approximately the protrusion 2 19 of cuboid equipped with 3 with the central point of the junction of the intersection of upper surface 2 at angle.
As shown in Figure 1, being provided with a no less than cutting unit A in blade body 1；Above-mentioned each cutting unit A setting
In the vertex of blade body 1；Cutting unit A is made of arc edge 6, main cutting edge 7, chip breaking unit B；Above-mentioned cutting list
First A is symmetrical about angular bisector P；Above-mentioned arc edge 6 is crossed to form by arc surface 5 and upper surface 2；Above-mentioned main cutting
Sword 7 is crossed to form by side surface 4 and upper surface 2；
As shown in figure 3, above-mentioned chip breaking unit B by the first chip breaker 15, the 8,11, second rake face of major first face 9,12,
Chip-breaker baseplane 10, bottom of the chip pocket plane 13, " semilune " lug boss 14 form；Chip breaking unit B is along angular bisector P by circular arc
The sequentially connected sequence in the direction of cutting edge 6 to positioning center hole 18 is arc edge 6, major first face 8, the second rake face
9, chip-breaker baseplane 10, the first chip breaker 15, protrusion 1；In the present embodiment 1, at arc edge 6, circular arc is cut
Sword 6 is cut along angular bisector P, and to the direction of positioning center hole 18, the plane that arc edge 6 is inwardly downwardly inclined is the
One rake face 8；One plane of formation that major first face 8 is inwardly downwardly inclined is the second rake face 9；Front end and the second rake face
9 minimum point connection, the horizontal plane that rear end is connect with the first chip breaker 15 are chip-breaker baseplane 10；With chip-breaker bottom
Plane 10 connects, and inward towards a upper inclined male type sphere, the rear end connection protrusion 1 of sphere is the first chip breaking
Platform 15.And the sphere height of the first chip breaker 15 is higher than chip-breaker baseplane 10, and is lower than protrusion 1.
As shown in figure 3, in chip breaking unit B, in the two sides of chip-breaker baseplane 10 and the intersection of the first chip breaker 15
" semilune " lug boss 14 is respectively arranged in outside；The other side of above-mentioned " semilune " lug boss 14 connects bottom of the chip pocket plane
13；And the height of " semilune " lug boss 14 is higher than chip-breaker baseplane 10 and bottom of the chip pocket plane 13, and is lower than upper surface
(2).
At main cutting edge 7, for main cutting edge 7 to 18 direction of positioning center hole, the plane being formed slopely inward towards under is the
One rake face 11；It is the second rake face 12 that major first face 11 is formed slopely another plane inward towards under；Knife before one end and second
The lowest part in face 12 connects, the horizontal plane that the other end is connect with the lowest part of protrusion 1, is the chip breaking at main cutting edge 7
The bottom of the chip pocket plane 13 of unit B.
The angle of tread and anterior angle at above-mentioned arc edge 6 is greater than the angle of tread and anterior angle at main cutting edge 7.
As shown in figure 4, the range of the radius R1 of the convex spherical body of above-mentioned first chip breaker 15 is 1mm ~ 3mm.In this reality
It applies in example 1, radius R1 is preferably 2mm.
As shown in figure 4, at above-mentioned arc edge 6, the first anterior angle α range of major first face 8 and the formation of upper surface 2
It is 5 ° ~ 18 °；Angle beta range is 10 ° ~ 30 ° before second rake face 9 and the second of the formation of upper surface 2；The sword of the arc edge 6
The range of wide L2 is 0.2mm ~ 0.5mm.In the present embodiment 1, the first anterior angle α is preferably 12 °, and angle beta is preferably 22 ° before second,
Tread L2 is preferably 0.35mm.
As shown in figure 5, at above-mentioned main cutting edge 7, the first anterior angle γ range of major first face 11 and the formation of upper surface 2
It is 5 ° ~ 18 °；Second rake face 12 is 10 ° ~ 30 ° with the second anterior angle θ range that upper surface 2 is formed；The tread L1 of main cutting edge 7
Range be 0.2mm ~ 0.5mm.In the present embodiment 1, the first anterior angle γ is preferably 8.5 °, and the second anterior angle θ is preferably 18.5 °,
Tread 0.3mm.
In at arc edge 6 and at main cutting edge 7, first anterior angle α the first anterior angle of > γ；Angle beta > second before second
Anterior angle θ；Tread L1 < tread L2.
As shown in figure 4, the range in the vertical range H1 of the top plane of chip-breaker baseplane 10 to protrusion 1 is
0.1mm~0.5mm.In the present embodiment 1, H1 is preferably 0.22mm.
As shown in figure 5, the range in the vertical range H2 of the top plane of bottom of the chip pocket plane 10 to protrusion 1 is
0.1mm~0.5mm.In the present embodiment 1.H2 is preferably 0.25mm.
In chip-breaker baseplane 10, bottom of the chip pocket plane 13 respectively to the vertical range H2 > of the top plane of protrusion 1
H1.
As shown in figure 3, " semilune " lug boss 14 is arranged on chip-breaker baseplane 10 and first in chip breaking unit B
Two outsides of the intersection of chip breaker 15, the other side connects bottom of the chip pocket plane 13；The leading portion of " semilune " lug boss 14 connects
Second rake face 9, rear end connect protrusion 1.Due to " semilune " lug boss 14 and chip-breaker baseplane 10, the first chip breaking
There are a degree of differences in height for height between platform 15, form a class arc groove track downward vertically, " semilune " is convex
Portion 14 is played along arc groove track, is extended from the second rake face 9 of arc edge 6 to protrusion 1.Above-mentioned class arc groove
Arc radius R2 range be 2mm ~ 15mm.In the present embodiment 1, radius R2 is preferably 8mm.
In blade body 1, the structure design of the affiliated area of main cutting edge 7 and arc edge 6 differs widely,
Such structure can be designed so that no matter blade can do in roughing, or finishing by utilizing different cutting edges
Row and effectively process, it is mobile to the centre bore direction of workpiece as shown in fig. 7, tool-holder holds blade when roughing,
It can use main cutting edge 7 and carry out rapid processing；When finishing, tool-holder holds blade, and cutter is from workpiece center hole to work
It is outer outside part to draw movement, arc edge 6 can be made full use of to carry out accurate processed broken chip, guarantee the precision of workpiece, Yi Jibiao
The finish in face.
One kind of the utility model is used for steel flange turning insert, is cut by the way that double rake faces and circular arc are arranged
The angle of tread and the first anterior angle 8 at sword is greater than the angle of tread and the first anterior angle 11 at main cutting edge.Pass through this knot
Structure design, can be under the premise of fully ensuring that cutting edge sharpness, while ensure that the intensity of cutting edge.Simultaneously to a certain extent
It ensure that the shock resistance of cutting edge.
One kind of the utility model is used for steel flange turning insert, and the chip breaking of blade is using double chip breakers, double prominent
The setting of the lug boss of the portion of rising and " semilune ", above-mentioned double chip breakers are the side wall of the first chip breaker 15 and protrusion 1
16.It, only need to be using the first chip breaker 15 as main chip breaking component, i.e., when carrying out the processing of medium cutting-in when chip breaking
The needs of workpiece chip breaking can be met.When carrying out the processing of big cutting-in, for blade when chip breaking, workpiece is first subjected to the first chip breaking
The chip breaking effect of platform 15, but due to cutting-in depth is big, the first chip breaker 15 effectively cannot carry out chip breaking to workpiece,
At this point, blade just plays the effect of the second chip breaker using the side wall 16 of protrusion 1, also have when reaching the processing of big cutting-in
Good chip breaking effect plays the role of double chip breakers, when cutter is drawn mobile progress essence from workpiece center hole to outside outer workpiece
When processing, good chip breaking can be carried out to chip using the lug boss 17 of " semilune ", while also by the chip chip breaking of blade
Range further expanded, a good chip breaking effect can be obtained by finishing blade either roughing still
Fruit.
One kind of the utility model is provided with for steel flange turning insert in the two sides of the first chip breaker 15
The big chip pocket of large area, in the design of cooperation chip breaker structure, so that the heat of cutter work in-process is most of with chip
Discharge and take away, ensure that the surface quality of work piece while to improve the wearability and service life of blade.
Obviously, above-described embodiment is only intended to clearly illustrate the technical solution of the utility model example, and simultaneously
Non- is limitations of the embodiments of the present invention.For those of ordinary skill in the art, above explained
On the basis of can also make other variations or changes in different ways.It is made within the spirit and principle of the present invention
Any modifications, equivalent replacements, and improvements etc., should be included within the utility model scope of the claims.
Claims (10)
1. one kind is used for steel flange turning insert, the blade body (1) is equipped in the positioning of its geometric center
Heart hole (18)；It is characterized in that, the blade body (1) is polygonal body；The blade body (1) include upper surface (2), under
Surface (3), multiple side surfaces (4) and the arc surface (5) between two neighboring side surface (4)；
The upper surface (2) of the blade body (1) is uniformly arranged multiple protrusions one (17) along positioning center hole (18) periphery；
The outside of two adjacent protrusions one (17), and intersect positioned at both side surface (4) and connect at obtuse angle with upper surface (2)
The central point at place is equipped with protrusion two (19)；
The blade body (1) is provided with a no less than cutting unit (A)；The cutting unit (A) is arranged in blade body
(1) vertex；The cutting unit (A) is made of arc edge (6), main cutting edge (7), chip breaking unit (B)；It is described to cut
It is symmetrical about angular bisector P to cut unit (A)；The arc edge (6) intersects shape with upper surface (2) by arc surface (5)
At；The main cutting edge (7) is crossed to form by side surface (4) and upper surface (2)；
The chip breaking unit (B) is flat by the first chip breaker (15), major first face (8), the second rake face (9,12), chip-breaker bottom
Face (10), bottom of the chip pocket plane (13), " semilune " lug boss (14) composition；The chip breaking unit (B) is along angular bisector P by justifying
Arc cutting edge (6) to the sequentially connected sequence in direction of positioning center hole (18) be arc edge (6), major first face (8),
Second rake face (11), chip-breaker baseplane (10), the first chip breaker (15), protrusion one (17)；
" semilune " lug boss (14) setting is on the outside of the intersection of chip-breaker baseplane (10) and the first chip breaker (15)；
The other side of " semilune " lug boss (14) connects bottom of the chip pocket plane (13)；
Before the angle of tread and the first anterior angle at the arc edge (6) is greater than the tread and first at main cutting edge (7)
The angle at angle.
2. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that " semilune " protrusion
The height in portion (14) is higher than chip-breaker baseplane (10) and bottom of the chip pocket plane (13), and is lower than upper surface (2).
3. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that first chip breaker
(15) shape is male type sphere；First chip breaker (15) connects chip-breaker baseplane along the front end of angular bisector P
(10), rear end connection protrusion one (17), left and right ends respectively connect " semilune " lug boss (14).
4. a kind of according to claim 3 be used for steel flange turning insert, which is characterized in that first chip breaker
(15) height is higher than chip-breaker baseplane (10), and is lower than protrusion one (17).
5. a kind of according to claim 3 be used for steel flange turning insert, which is characterized in that first chip breaker
(15) range of radius of sphericity R1 is 1mm ~ 3mm.
6. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that in the arc edge
(6) at, the first anterior angle α range of major first face (8) and upper surface (2) formation is 5 ° ~ 18 °；Second rake face (9) and upper table
Angle beta range is 10 ° ~ 30 ° before the second of face (2) formation.
7. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that in the main cutting edge
(7) at, the first anterior angle γ range of major first face (11) and upper surface (2) formation is 5 ° ~ 18 °；Second rake face (12) with
The second anterior angle θ range that upper surface (2) is formed is 10 ° ~ 30 °.
8. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that the arc edge
(6) range of tread L2 is 0.2mm ~ 0.5mm；The range of the tread L1 of the main cutting edge (7) is 0.2mm ~ 0.5mm；Institute
State tread L1 < tread L2.
9. a kind of according to claim 1 be used for steel flange turning insert, which is characterized in that the chip-breaker baseplane
It (10) is 0.1mm ~ 0.5mm to the range of the vertical range H1 of the top plane of protrusion one (17)；The bottom of the chip pocket plane
It (13) is 0.1mm ~ 0.5mm to the range of the vertical range H2 of the top plane of protrusion one (17)；The H2 > H1.
10. a kind of according to claim 3 be used for steel flange turning insert, which is characterized in that " semilune "
Junction between lug boss (14) and chip-breaker baseplane (10), the first chip breaker (15) forms a class circle downward vertically
Arc grooved rail mark；The arc radius R2 range of the class arc groove is 2mm ~ 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042386.9U CN209363632U (en) | 2018-12-06 | 2018-12-06 | One kind being used for steel flange turning insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042386.9U CN209363632U (en) | 2018-12-06 | 2018-12-06 | One kind being used for steel flange turning insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209363632U true CN209363632U (en) | 2019-09-10 |
Family
ID=67831685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822042386.9U Active CN209363632U (en) | 2018-12-06 | 2018-12-06 | One kind being used for steel flange turning insert |
Country Status (1)
| Country | Link |
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| CN (1) | CN209363632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114650892A (en) * | 2019-11-13 | 2022-06-21 | 京瓷株式会社 | Cutting insert, cutting tool, and method for manufacturing cut product |
-
2018
- 2018-12-06 CN CN201822042386.9U patent/CN209363632U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114650892A (en) * | 2019-11-13 | 2022-06-21 | 京瓷株式会社 | Cutting insert, cutting tool, and method for manufacturing cut product |
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