CN109304507A - PCD milling cutter for processing carbon fiber composite material - Google Patents
PCD milling cutter for processing carbon fiber composite material Download PDFInfo
- Publication number
- CN109304507A CN109304507A CN201811222174.7A CN201811222174A CN109304507A CN 109304507 A CN109304507 A CN 109304507A CN 201811222174 A CN201811222174 A CN 201811222174A CN 109304507 A CN109304507 A CN 109304507A
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- 238000003801 milling Methods 0.000 title claims abstract description 185
- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 229920000049 Carbon (fiber) Polymers 0.000 title abstract description 10
- 239000004917 carbon fiber Substances 0.000 title abstract description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title abstract description 10
- 238000005520 cutting process Methods 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 3
- 210000003041 ligament Anatomy 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000000956 alloy Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/02—Milling-cutters characterised by the shape of the cutter
- B23C5/10—Shank-type cutters, i.e. with an integral shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/28—Angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/32—Chip breaking or chip evacuation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2226/00—Materials of tools or workpieces not comprising a metal
- B23C2226/27—Composites, e.g. fibre reinforced composites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2226/00—Materials of tools or workpieces not comprising a metal
- B23C2226/31—Diamond
- B23C2226/315—Diamond polycrystalline [PCD]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a PCD milling cutter for processing carbon fiber composite materials, which comprises a blade and a cutter bar, wherein the cutter bar is made of hard alloy materials, the blade is provided with a double-edge chip breaking tooth milling edge, the double-edge chip breaking tooth milling edge comprises a milling edge front end, a milling edge main body consisting of a plurality of milling edge units and a milling edge rear end, one milling edge unit comprises a double-edge chip breaking tooth and a chip breaking groove, the double-edge chip breaking tooth comprises a first milling edge and a second milling edge, and the spiral angle β 1 of the first milling edge and the spiral angle β 2 of the second milling edge are opposite in rotation direction.
Description
Technical field
The present invention relates to cutting-tool engineering fields, more particularly to one kind for carbon fibre composite processing PCD milling cutter.
Background technique
Polycrystalline diamond (Polycrystalline diamond, abbreviation PCD) has hardness height, compression strength high, thermally conductive
The characteristics such as property and wearability are good, can obtain very high machining accuracy and processing efficiency, polycrystalline diamond is wide in high-speed cutting
It is general to be applied in cutter field.Traditional carbon fibres answer material processing and are easy to answer carbon fiber on material in actual use with PCD milling cutter
Lower surface generates burr, influences workpiece quality.This is primarily due to conventional milling tools and generallys use right-hand design, in milling
Cheng Zhonghui is generated along the axial biggish milling component towards one side of knife handle of cutter, carbon fibre material toughness with higher, it is difficult to
Cutting, so easily generating a large amount of burrs on the surface of the workpiece.Design left-handed milling tool again on this basis, however also
It is the burr of opposite direction to be generated on workpiece, therefore produce a kind of straight trough straight sword milling cutter, the axis of such cutter again
It is effectively reduced to Milling Force component, burr phenomena can be mitigated, but cutter radial power increases with it, and generates bigger processing vibration,
Burr can not thus be completely removed.It is compound to processing carbon fiber as carbon fibre composite application in recent years is increasingly extensive
The efficient milling cutter demand of material is increasing, and conventional tool has been unable to satisfy actual processing production requirement, new and effective carbon fiber
Tieing up composite material milling cutter becomes the popular demand in market instantly.
Summary of the invention
It is an object of the invention to overcome the deficiency of the prior art, provides a kind of for carbon fibre composite processing use
PCD milling cutter can be realized the high-efficient milling to carbon fibre composite, and the generation of burr, lifting workpieces processing can be effectively suppressed
Surface quality, also can through the invention provided by cutter, carry out the processing of other difficult-to-machine materials.
The technical solution adopted by the present invention to solve the technical problems is: one kind is used for carbon fibre composite processing
PCD milling cutter, including blade and knife bar；Knife bar is made for cemented carbide material；It is installed equipped with blade one end of the knife bar
The other end of seat, knife bar is equipped with shank；It is also provided at least one circumferentially distributed according to center line in the blade mounting base and holds bits
Slot；The blade is fixed in the chip pocket；The blade has twolip chip breaking tooth milling edge, the twolip chip breaking tooth milling
Sword includes milling edge front end, the milling edge main body being made of several milling edge units and milling edge rear end, wherein a milling edge
Unit includes a twolip chip breaking tooth and a chip-breaker, and one twolip chip breaking tooth includes first milling edge and one
Second milling edge, and the helixangleβ 1 of the first milling edge and the helixangleβ 2 of the second milling edge are oppositely oriented.
The blade includes the base layer that the cutting lay that PCD material is made and cemented carbide material are made；
The cutting lay is compounded in the base layer, and the blade mounting base of the knife bar is weldingly fixed on by the base layer
In；The milling edge front end includes shear blade and part Zhou Ren；The milling edge main body and milling edge rear end are on Zhou Ren.
The helixangleβ 1 of first milling edge be it is left-handed, the helixangleβ 2 of the second milling edge is dextrorotation, and helixangleβ 1
Range be 20 °~90 °, the range of helixangleβ 2 is -20 °~70 °；Two twolip chip breaking teeth of adjacent milling edge unit it
Between separated by chip-breaker so that the first of the second milling edge of each milling edge unit and adjacent milling edge unit
Milling edge causes chip formed in cutting process not connect at discrete state, with the discontinuity using milling edge main body
It is continuous, so that chip is become tiny, is conducive to chip breaking.
The length of the first milling edge on the twolip chip breaking tooth is La, and the length of the second milling edge is Lb, twolip chip breaking
The length of cut L of tooth be the first milling edge length La axial projector distance and the second milling edge length Lb in axial direction
The sum of projector distance, formulae express are L=La × cos β 1+Lb × cos β 2.
The first milling edge on the twolip chip breaking tooth is in one side that twolip chip breaking tooth connects with chip-breaker, the twolip
The second milling edge on chip breaking tooth is in the one side connected between two adjacent chip-breakers；The length b1 and twolip of chip-breaker are disconnected
The relationship for considering the length La of the first milling edge of tooth to be worth doing meets following formula: La=b1 × cos β 2/cos β 1.
The chip-breaker slots to be formed by included angle α, and the included angle α of chip-breaker meets following formula: α=β 1+ β
2。
The cutting layer thickness of the blade is h1, and the matrix ligament thickness of blade is h2, the thickness of the cutting lay of the blade
The length b1 of h1 and chip-breaker should meet following relationship: b1≤h1 × cos β 1cos α/cos β 2.
The chip pocket includes welding surface and chip face, and welding surface has anterior angle γ 1, and all cutleries of the blade have anterior angle
γ 2, centripetal angle corresponding to the blade be γ 3, then the anterior angle γ 1 of welding surface, the anterior angle γ 2 of the Zhou Ren of blade and blade
Centripetal angle is that γ 3 should meet following relationship: γ 1=γ 2+ γ 3.
The blade mounting base of one end of the knife bar is provided with multiple chip pockets, and each chip pocket is corresponding to assemble a blade,
In the milling edge front end of each blade, cutting lay length is LD, and base layer length is Ld, and LD > Ld；Each blade
Cutting lay length LD is not identical, and base layer length Ld is not also identical；In each blade, the maximum value and minimum of cutting lay length LD
Difference between value is not less than chip breaking a slot length b1, as LDmax-LDmin >=b1.
Compared with prior art, the beneficial effects of the present invention are:
The present invention, as cutting edge, under conditions of guaranteeing cutting edge strength, is further passed through only using high intensity material PCD
The twolip chip breaking tooth milling edge structure of wound designs, and increases twolip chip breaking tooth and chipbreaker structures, improves tool sharpening carbon fiber
The chip-breaking performance of multiple material greatly reduces the generation of burr, and is designed by the twolip double helix angle structure of twolip chip breaking tooth,
The axial thrust load in milling process is reduced, and then inhibits edge of work burr flange phenomenon.It is double relative to traditional milling cutter
All sword actual cut length of sword chip breaking tooth milling edge increased, therefore in the case where other operating conditions are constant, unit length
The pressure that is undertaken of all swords decrease, be conducive to improve cutter life；It, can be with also, by the control to double helix angle
Axial milling component effectively in control milling process, it is existing to facilitate solution workpiece made of carbon fiber composite burrs on edges flange
As；Finally, twolip chip breaking tooth has certain wedging action with workpiece in milling process, cutter flutter amplitude is advantageously reduced.
Invention is further described in detail with reference to the accompanying drawings and embodiments；But one kind of the invention is used for carbon fiber
Composite processing is not limited to the embodiment with PCD milling cutter.
Detailed description of the invention
Fig. 1 is tool assembly figure.
Fig. 2 is twolip chip breaking tooth milling edge main view.
Fig. 3 is local twolip chip breaking tooth schematic diagram.
Fig. 4 is twolip chip breaking toothing analysis chart.
Fig. 5 is twolip chip breaking tooth milling edge top view.
Fig. 6 is twolip chip breaking tooth milling edge shear blade schematic diagram.
Fig. 7 is the main view for the blade mounting base that blade is installed on knife bar.
Fig. 8 is the left view for the blade mounting base that blade is installed on knife bar.
Fig. 9 is milling edge front end partial schematic diagram.
In figure, 10: blade；1: twolip chip breaking tooth milling edge；2: knife bar；3: milling edge front end；4: twolip chip breaking tooth；5: milling
Cut sword unit；6: chip-breaker；7: milling edge rear end；8: blade mounting base；9: chip pocket；20: shank；11: chip face；12: weldering
Junction；1a: cutting lay；1b: base layer；1c: flank；2a: milling cutter center line；3a: shear blade；3b: fillet；3c: Zhou Ren.4a:
First milling edge；4b: the second milling edge；5a: milling edge main body.
Specific embodiment
Embodiment
As shown in Figures 1 to 9, one kind of the invention is for carbon fibre composite processing PCD milling cutter, including blade 10
With knife bar 2；Knife bar 2 is made for cemented carbide material；One end of the knife bar 2 be equipped with blade mounting base 8, knife bar it is another
End is equipped with shank 20；Four chip pockets 9 circumferentially distributed according to center line are also provided in the blade mounting base 8；The blade 10
It is fixed in the chip pocket 9；The blade 10 has twolip chip breaking tooth milling edge 1, and the twolip chip breaking tooth milling edge 1 includes
Milling edge front end 3, the milling edge main body 5a being made of 11 milling edge units 5 and milling edge rear end 7, wherein a milling edge
Unit 5 includes a twolip chip breaking tooth 4 and a chip-breaker 6, and one twolip chip breaking tooth 4 includes a first milling edge 4a
With a second milling edge 4b, and the helixangleβ 1 of the first milling edge 4a and the helixangleβ 2 of the second milling edge 4b are oppositely oriented.
Helixangleβ 1 and helixangleβ 2 are oppositely oriented, and axial milling component energy partial offset, the first milling edge 4a increase in milling process
The length for having added practical milling edge is effectively reduced the pressure on unit length milling edge, helps to improve cutter life.
The blade 10 includes the matrix that the cutting lay 1a that PCD material is made and cemented carbide material are made
Layer 1b；The cutting lay 1a is compounded on the base layer 1b, and is weldingly fixed on the knife bar by the base layer 1b
In blade mounting base；The milling edge front end 3 includes week sword 3c and shear blade 3a；The milling edge main body 5a and milling edge rear end 7
It is on Zhou Ren.
The helixangleβ 1 of the first milling edge 4a be it is left-handed, the helixangleβ 2 of the second milling edge 4b is dextrorotation, this implementation
In example, helixangleβ 1 is 45 °, and helixangleβ 2 is 0 °；By chip breaking between two twolip chip breaking teeth 4 of adjacent milling edge unit
Slot 6 is separated, so that the first milling of the second milling edge 4b of each milling edge unit 5 and adjacent milling edge unit 5
Sword 4a causes chip formed in cutting process not connect at discrete state, with the discontinuity using milling edge main body 5a
It is continuous, so that chip is become tiny, be conducive to chip breaking, due to the discontinuity of milling edge main body, the chip generated is caused also to become many
Mostly tiny chip can effectively improve the chip-breaking performance of cutter.
As shown in Figures 2 and 3, due to the presence of chip-breaker 6, lead to the second milling edge 4b and adjacent milling edge unit 5
On the first milling edge 4a be it is discontinuous, the discontinuity of milling edge main body 5a entirety causes to cut formed in cutting process
Bits are discontinuous, and chip becomes tiny, is conducive to chip breaking.
By Fig. 1, Fig. 3 and Fig. 8 it is found that the base layer 1b bottom shape of blade 10 is identical as 12 shape of welding surface of knife bar 2,
By Fig. 2 and Fig. 6 it is found that milling edge front end 3 includes week sword 3c and shear blade 3a, milling edge unit 5 is on all sword 3c, all sword 3c tools
There are certain all edge clearance angle α 1, shear blade 3a that there is certain shear blade relief angle α 2.
As shown in Figure 3 and Figure 4, twolip chip breaking tooth 4 includes two parts the first milling edge 4a and the second milling edge 4b, because increasing
The first milling edge 4a is added, the length La+Lb of practical milling edge is opposite to be increased, and then unit length milling edge is effectively reduced
On pressure.
The length of the first milling edge 4a on the twolip chip breaking tooth 4 is La, and the length of the second milling edge 4b is Lb, twolip
The long Lb of the tooth of chip breaking tooth 4 is 2mm, and actual cut length L is the first milling edge 4a length La in axial projection and the second milling
In axial the sum of projector distance, formulae express is sword 4b length Lb
L=La × cos β 1+Lb × cos β 2=b1+Lb=2.5mm.
6 length b1 of chip-breaker and the relation formula of the first milling edge 4a length La of twolip chip breaking tooth 4 are expressed as
1 ≈ 0.7mm of La=b1 × cos β 2/cos β.
Included angle α=45 ° of chip-breaker 6 and the relation formula of helixangleβ 1 and helixangleβ 2 are expressed as
α=β 1+ β 2=β 1=45 °.
Chip-breaker 6 is to guarantee that cutting lay 1a has enough thickness hs 1, and 6 length b1 of chip-breaker should meet relationship
B1≤h1 × cos β 1cos α/cos β 2, i.e. b1≤1/2h1.
As shown in figure 4, Fig. 4 further illustrates the first milling edge 4a, the second milling edge when helixangleβ 2 is not 0 °
4b, cutting lay 1a thickness h 1, the structural relation of 6 length b1 of chip-breaker, included angle α, helixangleβ 1 and helixangleβ 2, slot angle
Spending α is fixed angle, is not changed with helixangleβ 1 and helixangleβ 2.
As shown in Figure 5, milling edge front end 3 and the milling edge rear end 7 are incomplete milling edge unit, before milling edge
End 3 includes shear blade 3a, fillet 3b and all sword 3c, chip breaker groove depth S1=0.8mm in part.Its range size of chip breaker groove depth S1 with
The intensity of milling edge main body is related, and chip breaker groove depth S1 is bigger, and milling edge main body intensity is lower.
As shown in fig. 7, one end of knife bar 2 is blade mounting base 8, the other end is shank 20, and blade mounting base 8 is provided with according to milling
Knife center line 2a circumferentially distributed chip pocket 9.
As shown in figure 8, chip pocket 9 includes chip face 11 and welding surface 12, welding surface 12 has certain anterior angle γ 1, leads to
The anterior angle γ 1 of control welding surface 12 is crossed, and then controls 1 rake angle γ 2 of twolip chip breaking tooth milling edge, corresponding to PCD blade
Centripetal angle is γ 3, in the present embodiment, meets relationship: γ 2=γ 1- γ 3=0 °.
As shown in figure 8, blade mounting base 8 controls the quantity of twolip chip breaking tooth milling edge 1 by control 9 quantity of chip pocket,
The quantity of chip pocket 9 is 4 in this example.
As shown in figure 9, milling edge front end 3 is imperfect cutting edge unit, cutting lay length is LD, base layer length
For Ld, and there are relationships: LD > Ld, and during actual cut, the one length La of milling edge is also by actual milling feed
Amount influences, to guarantee that milling is uniform, cutting lay length LD1, LD2 of circumferentially distributed each twolip chip breaking tooth milling edge,
LD3, LD4 are not exactly the same, wherein the maximum of cutting lay length LD is not less than a chip breaking slot length with the difference of minimum range
B1, formulae express are LDmax-LDmin >=b1, LDmax-LDmin=b1+Lb in this example.
One kind of the invention is to be used as to cut using high intensity material PCD for carbon fibre composite processing PCD milling cutter
Sword is cut, under conditions of guaranteeing cutting edge strength, further by the twolip chip breaking tooth milling edge structure design of original creation, increases twolip
6 structure of chip breaking tooth 4 and chip-breaker improves the chip-breaking performance that tool sharpening carbon fiber answers material, greatly reduces the generation of burr,
And it is designed by the twolip double helix angle structure of twolip chip breaking tooth 4, reduces the axial thrust load in milling process, and then inhibit
Edge of work burr flange phenomenon.Relative to traditional milling cutter, all sword actual cut length of twolip chip breaking tooth milling edge has
Increased, therefore in the case where other operating conditions are constant, the pressure that all swords of unit length are undertaken decreases, and is conducive to mention
High cutter life；Also, by the control to double helix angle, the axial milling component in milling process can be effectively controlled, is had
Help solve workpiece made of carbon fiber composite burrs on edges flange phenomenon；Finally, twolip chip breaking tooth in milling process with workpiece
With certain wedging action, cutter flutter amplitude is advantageously reduced.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Anyone skilled in the art is not taking off
In the case where from technical solution of the present invention range, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
Mostly possible changes and modifications, or it is revised as equivalents equivalent embodiment.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (9)
1. one kind is for carbon fibre composite processing PCD milling cutter, including blade and knife bar；It is characterized by: the knife bar
It is made for cemented carbide material；One end of the knife bar is equipped with blade mounting base, and the other end of knife bar is equipped with shank；It is described
At least one chip pocket circumferentially distributed according to center line is also provided in blade mounting base；The blade is fixed on the chip pocket
In；The blade has twolip chip breaking tooth milling edge, and the twolip chip breaking tooth milling edge includes milling edge front end, by several millings
The milling edge main body of sword unit composition and milling edge rear end, wherein a milling edge unit includes a twolip chip breaking tooth and one
A chip-breaker, one twolip chip breaking tooth include first milling edge and second milling edge, and the first milling edge
Helixangleβ 1 and the helixangleβ 2 of the second milling edge are oppositely oriented.
2. according to claim 1 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the knife
Piece includes the base layer that the cutting lay that PCD material is made and cemented carbide material are made；The cutting lay is compounded in
In the base layer, and it is weldingly fixed in the blade mounting base of the knife bar by the base layer；The milling edge front end
Including shear blade and part Zhou Ren；The milling edge main body and milling edge rear end are on Zhou Ren.
3. according to claim 2 for carbon fibre composite processing PCD milling cutter, it is characterised in that: described first
The helixangleβ 1 of milling edge be it is left-handed, the helixangleβ 2 of the second milling edge is dextrorotation, and the range of helixangleβ 1 is 20 °~90 °,
The range of helixangleβ 2 is -20 °~70 °；Between two twolip chip breaking teeth of adjacent milling edge unit by chip-breaker institute every
It opens, so that the first milling edge of the second milling edge of each milling edge unit and adjacent milling edge unit is at discontinuous shape
State causes chip formed in cutting process discontinuous, chip is made to become tiny with the discontinuity using milling edge main body,
Be conducive to chip breaking.
4. according to claim 3 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the twolip
The length of the first milling edge on chip breaking tooth is La, and the length of the second milling edge is Lb, and the length of cut L of twolip chip breaking tooth is the
The length La of one milling edge is in the projector distance of axial direction and the length Lb of the second milling edge in axial the sum of projector distance, formula
It is expressed as L=La × cos β 1+Lb × cos β 2.
5. according to claim 4 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the twolip
The first milling edge on chip breaking tooth is in one side that twolip chip breaking tooth connects with chip-breaker, the second milling on the twolip chip breaking tooth
It cuts sword and is in the one side connected between two adjacent chip-breakers；The length b1 of chip-breaker and the first milling edge of twolip chip breaking tooth
The relationship of length La meet following formula: La=b1 × cos β 2/cos β 1.
6. according to claim 5 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the chip breaking
Slot slots to be formed by included angle α, and the included angle α of chip-breaker meets following formula: α=β 1+ β 2.
7. according to claim 2 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the blade
Cutting layer thickness be h1, the matrix ligament thickness of blade is h2, the thickness h 1 of the cutting lay of the blade and the length of chip-breaker
B1 should meet following relationship: b1≤h1 × cos β 1cos α/cos β 2.
8. according to claim 2 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the appearance bits
Slot includes welding surface and chip face, and welding surface has anterior angle γ 1, and all cutleries of the blade have anterior angle γ 2, and the blade institute is right
The centripetal angle answered is γ 3, then the centripetal angle of the anterior angle γ 1 of welding surface, the anterior angle γ 2 of the Zhou Ren of blade and blade are that γ 3 should expire
The following relationship of foot: γ 1=γ 2+ γ 3.
9. according to claim 8 for carbon fibre composite processing PCD milling cutter, it is characterised in that: the knife bar
The blade mounting base of one end be provided with multiple chip pockets, each chip pocket one blade of corresponding assembly, the milling edge of each blade
In front end, cutting lay length is LD, and base layer length is Ld, and LD > Ld；The cutting lay length LD of each blade not phase
Together, base layer length Ld is not also identical；In each blade, the difference between the maxima and minima of cutting lay length LD is not small
In chip breaking a slot length b1, as LDmax-LDmin >=b1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811222174.7A CN109304507B (en) | 2018-10-19 | 2018-10-19 | PCD milling cutter for processing carbon fiber composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811222174.7A CN109304507B (en) | 2018-10-19 | 2018-10-19 | PCD milling cutter for processing carbon fiber composite material |
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| CN109304507A true CN109304507A (en) | 2019-02-05 |
| CN109304507B CN109304507B (en) | 2024-04-05 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620760A (en) * | 2020-12-08 | 2021-04-09 | 蓝鲸科技(深圳)有限公司 | Combination milling cutter with PCD insert and micro blade |
| CN112705742A (en) * | 2020-12-22 | 2021-04-27 | 卡孚精密科技(嘉兴)有限公司 | Alloy cutter and machining process thereof |
| CN112976357A (en) * | 2021-02-23 | 2021-06-18 | 南京航空航天大学 | Milling cutter for fiber-reinforced ceramic matrix composite and manufacturing method thereof |
| CN113664233A (en) * | 2021-08-03 | 2021-11-19 | 厦门金鹭特种合金有限公司 | PCD cutter for processing composite material |
| CN113664269A (en) * | 2021-09-14 | 2021-11-19 | 国宏工具系统（无锡）股份有限公司 | Diamond coating cutter for efficiently processing composite material |
| CN113977641A (en) * | 2021-08-03 | 2022-01-28 | 厦门金鹭特种合金有限公司 | PCD cutter for processing carbon fiber composite material |
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| CN112620760A (en) * | 2020-12-08 | 2021-04-09 | 蓝鲸科技(深圳)有限公司 | Combination milling cutter with PCD insert and micro blade |
| CN112620760B (en) * | 2020-12-08 | 2023-03-14 | 蓝鲸科技(深圳)有限公司 | Combination milling cutter with PCD insert and micro blade |
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| CN112976357A (en) * | 2021-02-23 | 2021-06-18 | 南京航空航天大学 | Milling cutter for fiber-reinforced ceramic matrix composite and manufacturing method thereof |
| CN113664233A (en) * | 2021-08-03 | 2021-11-19 | 厦门金鹭特种合金有限公司 | PCD cutter for processing composite material |
| CN113977641A (en) * | 2021-08-03 | 2022-01-28 | 厦门金鹭特种合金有限公司 | PCD cutter for processing carbon fiber composite material |
| CN113664233B (en) * | 2021-08-03 | 2022-12-06 | 厦门金鹭特种合金有限公司 | PCD cutter for processing composite material |
| CN113664269A (en) * | 2021-09-14 | 2021-11-19 | 国宏工具系统（无锡）股份有限公司 | Diamond coating cutter for efficiently processing composite material |
| CN113664269B (en) * | 2021-09-14 | 2024-06-14 | 国宏工具系统（无锡）股份有限公司 | Diamond coating cutter for efficiently processing composite material |
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