WO2013150603A1 - 切削工具用硬質被膜及び硬質被膜被覆切削工具 - Google Patents
切削工具用硬質被膜及び硬質被膜被覆切削工具 Download PDFInfo
- Publication number
- WO2013150603A1 WO2013150603A1 PCT/JP2012/059012 JP2012059012W WO2013150603A1 WO 2013150603 A1 WO2013150603 A1 WO 2013150603A1 JP 2012059012 W JP2012059012 W JP 2012059012W WO 2013150603 A1 WO2013150603 A1 WO 2013150603A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- phase
- hard coating
- hard
- cutting tool
- coating film
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
- C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- 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
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
- C23C14/0036—Reactive sputtering
- C23C14/0057—Reactive sputtering using reactive gases other than O2, H2O, N2, NH3 or CH4
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0635—Carbides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/083—Oxides of refractory metals or yttrium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
- C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3464—Sputtering using more than one target
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2224/00—Materials of tools or workpieces composed of a compound including a metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2224/00—Materials of tools or workpieces composed of a compound including a metal
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/256—Heavy metal or aluminum or compound thereof
- Y10T428/257—Iron oxide or aluminum oxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/259—Silicic material
Definitions
- the present invention relates to a hard coating for a cutting tool provided on the surface of a cutting tool and a hard coating coated cutting tool provided with the hard coating, and in particular, an improvement for improving both wear resistance and welding resistance. About.
- Cutting tools such as drills and taps are provided with a hard coating to improve wear resistance.
- a hard coating for cutting tools TiN-based, TiCN-based, TiAlN-based, and AlCrN-based coatings are widely used, and improvements are made to further improve the performance.
- the wear-resistant member described in Patent Document 1 is this.
- the welding resistance may be insufficient depending on the type of the work material and the cutting conditions. That is, the tool life may be shortened by welding of the work material or the like, and there is room for improvement. For this reason, the development of a hard coating for a cutting tool and a hard coating coated cutting tool having both excellent wear resistance and welding resistance has been demanded.
- the present invention has been made in the background of the above circumstances, and its object is to provide a hard coating for a cutting tool and a hard coating-coated cutting tool having excellent wear resistance and welding resistance. There is.
- the subject matter of the first invention is a hard coating for a cutting tool provided on the surface of a cutting tool, which comprises a group IVa element, a group Va element, a group VIa element. , Al, and Si, a hard phase that is a nitride phase, oxide phase, carbide phase, carbonitride phase, or boride phase containing at least one element, and at least one of Au, Ag, and Cu And a composite phase in which the hard phase and the binder phase are three-dimensionally arranged.
- a hard phase that is a physical phase or a boride phase and a binder phase that is a phase containing at least one element of Au, Ag, and Cu, and the hard phase and the binder phase are three-dimensional Therefore, the hard phase can be reduced by the friction coefficient and cutting resistance by adopting a structure in which the hard phase is bonded by Au, Ag, or Cu.
- a film having excellent properties and high hardness can be obtained. That is, it is possible to provide a hard coating for a cutting tool that has both excellent wear resistance and welding resistance.
- the gist of the second invention subordinate to the first invention is that the average particle size of the particles constituting the hard phase is in the range of 1 nm to 100 nm.
- the friction coefficient and cutting resistance can be further reduced by adopting a so-called nanocomposite structure in which the nano-level hard phase is bonded with Au, Ag, or Cu. And a high-hardness film can be obtained.
- the gist of the third invention subordinate to the first invention to the second invention is that the hard coating-coated cutting tool provided with the hard coating for a cutting tool of the first invention to the second invention coated on the surface. It is.
- the friction coefficient and cutting resistance can be reduced by adopting a structure in which the hard phase is bonded by Au, Ag, or Cu, and it is excellent in lubricity and welding resistance and has a high hardness. Is obtained. That is, it is possible to provide a hard coating coated cutting tool having both excellent wear resistance and welding resistance.
- the hard coating for a cutting tool of the present invention is a surface coating of various cutting tools such as a rotating cutting tool such as an end mill, a drill, a face mill, a total mill, a reamer, a tap, and a non-rotating cutting tool such as a bite. It is preferably applied to.
- Cemented carbide or high-speed tool steel is preferably used as the material of the tool base, that is, the member on which the hard coating is provided, but other materials may be used, such as cermet, ceramics, polycrystalline diamond, single crystal diamond,
- the hard coating for cutting tools of the present invention is widely applied to cutting tools composed of various materials such as crystal CBN and single crystal CBN.
- the hard coating for a cutting tool of the present invention is provided so as to cover a part or all of the surface of the cutting tool, and is preferably provided on a blade part involved in cutting in the cutting tool. More preferably, it is provided so as to cover at least the cutting edge or rake face of the blade portion.
- the hard phase is a nitride, oxide, carbide, carbonitride, or boride containing at least one element selected from group IVa elements, group Va elements, group VIa elements, Al, and Si, or a mutual combination thereof. Consists of a solid solution. Specifically, it is a phase composed of TiN, TiAlN, TiAlCrVSiB, ZrVO, HfCrCN, NbN, CrN, MoSiC, AlN, SiN and the like.
- the hard coating for a cutting tool according to the present invention is a PVD method such as an arc ion plating method, an ion beam evaporation method, a sputtering method, a PLD (Pulse Laser Deposition) method, or an IBAD (Ion Beam Assisted Deposition) method.
- PVD arc ion plating method
- ion beam evaporation method ion beam evaporation method
- a sputtering method a PLD (Pulse Laser Deposition) method
- IBAD Ion Beam Assisted Deposition
- other film forming methods such as a plating method, a liquid quenching method, and a gas agglomeration method can also be employed.
- FIG. 1 is a view showing a drill 10 which is an embodiment of a hard film-coated cutting tool of the present invention, and is a front view seen from a direction perpendicular to an axis O.
- FIG. FIG. 2 is an enlarged bottom view of the drill 10 shown in FIG. 1 as viewed from the tip side where the cutting edge 12 is provided (that is, in the direction indicated by the arrow II).
- the drill 10 of this embodiment shown in FIGS. 1 and 2 is a two-blade twist drill, and is integrally provided with a shank 14 and a body 16 in the direction of the axis O. In the body 16, a pair of grooves 18 twisted clockwise around the axis O are formed.
- a pair of cutting edges 12 are provided at the tip of the body 16 corresponding to the pair of grooves 18, and the drill 10 is driven to rotate clockwise around the axis O as viewed from the shank 14 side. Accordingly, a hole is cut in the work material by the cutting edge 12, and chips generated when the hole is cut are discharged through the groove 18 to the shank 14 side. .
- FIG. 3 is an enlarged sectional view of the vicinity of the surface of the body 16 of the drill 10 and illustrates the configuration of the hard coating 22 which is an embodiment of the hard coating for a cutting tool of the present invention.
- FIG. 4 is a diagram schematically showing the structure of the hard coating 22 taken by a TEM (Transmission Electron Microscope).
- the drill 10 is configured by coating the hard coating 22 on the surface of a tool base material (tool base material) 20 made of, for example, high-speed tool steel (high speed).
- the thickness of the hard coating 22 is preferably about 2.5 to 6.0 ⁇ m.
- FIG. 1 Tool base material
- the hard coating 22 has a structure in which a plurality of particles (granular elements) constituting the hard phase 24 are bonded to each other by a bonding phase 26 provided in the gap.
- a planar micrograph is illustrated, but the hard coating 22 has a planar direction (a direction parallel to the surface) and a thickness direction (a direction perpendicular to the surface).
- the hard phase 24 and the binder phase 26 are combined with each other. That is, the hard coating 22 has a composite structure in which the hard phase 24 and the binder phase 26 are arranged three-dimensionally (three-dimensionally).
- the binder phase 26 is a phase made of Au, Ag, or Cu containing inevitable impurities, or a mutual solid solution thereof.
- the hard phase 24 is a nitride, oxide, carbide, carbonitride, or boride containing at least one element selected from the group consisting of group IVa elements, group Va elements, group VIa elements, Al, and Si, or these. They are mutual solid solutions and contain inevitable impurities. That is, the hard phase 24 is specifically a phase (dispersed phase) made of TiN, TiAlN, TiAlCrVSiB, ZrVO, HfCrCN, NbN, CrN, MoSiC, AlN, SiN, or the like.
- the average particle diameter of the particles constituting the hard phase 24 is in the range of 1 nm to 100 nm.
- the average particle diameter of the particles constituting the hard phase 24 is, for example, in the case of a plurality of particles (granular elements) constituting the hard phase 24 extracted at random in a photomicrograph as shown in FIG. It is calculated based on the major axis, the minor axis, or the average value of the major axis and the minor axis corresponding to the diameter. For example, the average value of the diameter dimensions of the extracted particles is calculated as the average particle diameter.
- the hard coating 22 is a nanocomposite in which the hard phase 24 that has been granulated to a size in the range of 1 nm to 100 nm is dispersed (diffused) in the binder phase 26 as a matrix.
- (Nanocomposite) structure That is, it consists of a nanostructured metal composed of multiphase nanocrystals.
- FIG. 5 is a diagram for explaining an example of the coating method of the hard film 22.
- the hard film 22 is coated on the drill 10 and the like by using a sputtering apparatus 30 as shown in FIG.
- a negative bias voltage is applied to the tool base material 20 disposed in the chamber 32 of the sputtering apparatus 30 by a bias power source 34.
- positive argon ions Ar + collide with the tool base 20 and the surface of the tool base 20 is roughened.
- the hard phase 24 in the hard coating 22 is formed.
- a negative constant bias voltage for example, about ⁇ 50 to ⁇ 60 V
- a constant bias voltage for example, about ⁇ 100 V
- the argon ions Ar + are caused to collide with the target 38, and a constituent material such as Si is knocked out.
- a reactive gas such as nitrogen gas (N 2 ) or hydrocarbon gas (CH 4 , C 2 H 2 ) is introduced into the chamber 32 at a predetermined flow rate, and the nitrogen atom N or carbon atom C is introduced.
- N 2 nitrogen gas
- CH 4 , C 2 H 2 hydrocarbon gas
- the surface of the tool base 20 has a structure as shown in FIG.
- a hard coating 22 is formed.
- the hard coating 22 is formed on the surface of the tool base 20 by forming a target corresponding to each of the hard phase 24 and the bonding layer 26 and performing sputtering synchronously using the plurality of targets. It may be formed.
- a molten alloy obtained by melting the metal constituting the hard coating 22 is crystallized.
- Liquid quenching method in which an amorphous alloy is obtained by cooling it more rapidly than the rate at which nucleation occurs, and nanoparticles aggregated by evaporating the metal constituting the hard coating 22 in He gas are cooled by liquid nitrogen or the like
- a gas agglomeration method or the like that solidifies and forms the nano fine powder deposited on the substrate and scraped off from the substrate is preferably used.
- FIG. 6 is a diagram showing the film structure of the product of the present invention and the test product used in this test and the respective test results (number of processed holes and determination).
- the inventors of the present invention coated the hard drill with a coating diameter and film thickness shown in FIG. 6 on a carbide drill with a tool diameter of 8.3 mm ⁇ to produce the inventive products 1 to 10 and test samples 1 to 9 as samples. Then, a cutting test was performed on each test product under the following cutting conditions. Among the samples shown in FIG.
- products 1 to 10 of the present invention correspond to products of the present invention to which the hard coating 22 of the present example is applied, and test products 1 to 9 do not satisfy the requirements of the present invention (claims) Corresponds to a non-invention product to which a hard coating is applied.
- the hard phase particle diameter in FIG. 6 is an average value of diameter dimensions of a plurality of hard phase constituent particles randomly extracted in a micrograph or the like of a film in each sample.
- the number of machining holes shown in FIG. 6 is the number of holes when the flank wear width is 0.2 mm, and the acceptance criterion is that the number of machining holes when the flank wear width is 0.2 mm is 20 or more. .
- each of the products 1 to 10 of the present invention has a nitride phase or an oxide phase containing at least one element selected from the group consisting of IVa group elements, Va group elements, VIa group elements, Al, and Si.
- a hard phase 24 that is a carbide phase, a carbonitride phase, or a boride phase, and a binder phase 26 that is a phase containing at least one element of Au, Ag, and Cu.
- the binder phase 26 has a composite structure arranged three-dimensionally. Furthermore, the average particle diameter of the particles constituting the hard phase 24 is in the range of 1 nm to 100 nm.
- the products 1 to 10 of the present invention are those to which the hard coating 22 that satisfies the requirements of claims 1 and 2 of the present invention is applied.
- the flank wear width is 0.2 mm in any sample.
- the number of processed holes is 20 holes or more, which satisfies the acceptance criteria.
- the hard phase 24 composed of SiN and the binder phase 26 composed of Ag, the hard phase 24 having an average particle diameter of 22.7 nm and a film thickness of 4.1 ⁇ m, the number of processed holes of 41,
- the present invention 9 is provided with a hard phase 24 made of MoSiC and a binder phase 26 made of Ag and Au, wherein the hard phase 24 has an average particle size of 94.6 nm and a film thickness of 5.1 ⁇ m.
- the product 1 of the present invention comprising a hard phase 24 made of CrN and a binder phase 26 made of Au, the hard phase 24 having an average particle diameter of 1.0 nm and a film thickness of 2.6 ⁇ m.
- the present invention product 7 has an average particle size of 66.9 nm and a film thickness of 3.5 ⁇ m, and the number of processed holes is 31 and both have a flank wear width of 0.2 mm. It can be seen that the number of processed holes is 30 or more, and particularly shows good cutting performance.
- the test products 1 to 7 are all nitride phases, oxide phases, carbide phases, carbonitride phases containing at least one element selected from the group consisting of IVa group elements, Va group elements, VIa group elements, Al and Si. Or a hard phase 24 that is a boride phase and a binder phase 26 that is a phase containing at least one element of Au, Ag, and Cu.
- the average particle diameter deviates from the range of 1 nm to 100 nm, and none of them satisfies the requirements of claim 2 of the present invention.
- the average particle size of the particles constituting the hard phase 24 is as small as less than 1 nm, and in the test products 2, 3, and 5, the particles constituting the hard phase 24 The average particle size of is greater than 100 nm.
- the hard phase 24 is dispersed (diffused) in the binder phase 26.
- a suitable nanocomposite structure cannot be taken.
- the hard phase 24 and the binder phase 26 do not have a three-dimensionally arranged composite structure. That is, none of the test products 1 to 7 satisfies the requirement of claim 1 of the present invention.
- the test products 8 and 9 do not have the binder phase 26 that is a phase containing at least one element of Au, Ag, and Cu, and do not satisfy the requirement of claim 1 of the present invention. .
- the number of holes processed was less than 20 when the flank wear width was 0.2 mm. It turns out that it is inferior to cutting performance compared with. This is considered to be because a hard coating that does not satisfy the requirements of claims 1 and 2 of the present invention has insufficient welding resistance and reaches an early life due to welding or peeling.
- a hard phase 24 that is a phase or boride phase, and a binder phase 26 that is a phase containing at least one element of Au, Ag, and Cu, and the hard phase 24 and the binder phase 26 include Since it has a composite structure arranged three-dimensionally, the friction coefficient and cutting resistance can be reduced by adopting a structure in which the hard phase 24 is bonded by Au, Ag, or Cu, and lubrication. And a high hardness film can be obtained. That is, it is possible to provide a hard coating 22 for a cutting tool that has both excellent wear resistance and welding resistance.
- the nano-level hard phase 24 Since the average particle size of the particles constituting the hard phase 24 is in the range of 1 nm to 100 nm, the nano-level hard phase 24 has a so-called nanocomposite structure in which it is bonded with Au, Ag, or Cu. The coefficient and cutting resistance can be further reduced, and a hard coating 22 having excellent lubricity and welding resistance and high hardness can be obtained.
- the hard coating 22 is a drill 10 as a hard coating coated cutting tool provided on the surface
- the hard phase 24 is bonded by Au, Ag, or Cu.
- the friction coefficient and cutting resistance can be reduced, and a coating with high hardness and excellent lubricity and welding resistance can be obtained. That is, it is possible to provide the drill 10 having both excellent wear resistance and welding resistance.
- Drill hard coating coated cutting tool
- 12 Cutting edge
- 14 Shank
- 16 Body
- 18 Groove
- 20 Tool substrate
- 22 Hard coating (hard coating for cutting tool)
- 24 Hard phase
- 26 bonded phase
- 30 sputtering apparatus
- 32 chamber
- 34 bias power supply
- 36 controller
- 38 target
- 40 power supply
Abstract
Description
・工具形状:φ8.3超硬ドリル
・被削材:インコネル(登録商標)718
・切削機械:立型M/C
・切削速度:10m/min
・送り速度:0.1mm/rev
・加工深さ:33mm(止まり)
・ステップ量:ノンステップ
・切削油:油性
Claims (3)
- 切削工具の表面に被覆して設けられる切削工具用硬質被膜であって、
IVa族元素、Va族元素、VIa族元素、Al、及びSiのうち少なくとも1種類の元素を含む窒化物相、酸化物相、炭化物相、炭窒化物相、又は硼化物相である硬質相と、
Au、Ag、及びCuのうち少なくとも1種類の元素を含む相である結合相と
を、備え、
前記硬質相と前記結合相とが三次元的に配置された複合構造を有する
ことを特徴とする切削工具用硬質被膜。 - 前記硬質相を構成する粒子の平均粒径が1nm乃至100nmの範囲内である請求項1に記載の切削工具用硬質被膜。
- 請求項1又は2に記載の切削工具用硬質被膜が表面に被覆して設けられた硬質被膜被覆切削工具。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201280072030.2A CN104203466A (zh) | 2012-04-02 | 2012-04-02 | 切削工具用硬质被膜及硬质被膜被覆切削工具 |
KR20147028617A KR20140134705A (ko) | 2012-04-02 | 2012-04-02 | 절삭 공구용 경질 피막 및 경질 피막 피복 절삭 공구 |
JP2014508945A JPWO2013150603A1 (ja) | 2012-04-02 | 2012-04-02 | 切削工具用硬質被膜及び硬質被膜被覆切削工具 |
EP12873507.3A EP2835200A4 (en) | 2012-04-02 | 2012-04-02 | HARD-COATING FILM FOR CUTTING TOOL AND CUTTING TOOL COVERED WITH HARD-COATING FILM |
PCT/JP2012/059012 WO2013150603A1 (ja) | 2012-04-02 | 2012-04-02 | 切削工具用硬質被膜及び硬質被膜被覆切削工具 |
US14/389,929 US20150072135A1 (en) | 2012-04-02 | 2012-04-02 | Hard coating film for cutting tool and cutting tool coated with hard coating film |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2012/059012 WO2013150603A1 (ja) | 2012-04-02 | 2012-04-02 | 切削工具用硬質被膜及び硬質被膜被覆切削工具 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013150603A1 true WO2013150603A1 (ja) | 2013-10-10 |
Family
ID=49300130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2012/059012 WO2013150603A1 (ja) | 2012-04-02 | 2012-04-02 | 切削工具用硬質被膜及び硬質被膜被覆切削工具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20150072135A1 (ja) |
EP (1) | EP2835200A4 (ja) |
JP (1) | JPWO2013150603A1 (ja) |
KR (1) | KR20140134705A (ja) |
CN (1) | CN104203466A (ja) |
WO (1) | WO2013150603A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101626239B1 (ko) | 2012-04-09 | 2016-05-31 | 오에스지 가부시키가이샤 | 절삭 공구용 경질 피막 및 경질 피막 피복 절삭 공구 |
KR101628554B1 (ko) * | 2014-12-03 | 2016-06-08 | 현대자동차주식회사 | 대량 생산성 및 저마찰 특성이 우수한 표면처리 방법 |
JP6765361B2 (ja) * | 2017-10-18 | 2020-10-07 | ユニオンツール株式会社 | 切削工具用硬質皮膜及びドリル |
CN110482852A (zh) * | 2019-08-29 | 2019-11-22 | 中国兵器工业第五九研究所 | 玻璃模压涂层及其制备方法、应用、模具 |
CN110653432B (zh) * | 2019-10-09 | 2020-09-01 | 天津大学 | 一种自润滑挤压丝锥 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005138209A (ja) | 2003-11-05 | 2005-06-02 | Sumitomo Electric Hardmetal Corp | 耐摩耗性部材 |
JP2005256095A (ja) * | 2004-03-12 | 2005-09-22 | Hitachi Tool Engineering Ltd | 硬質皮膜及び被覆方法 |
JP2008100345A (ja) * | 2006-10-18 | 2008-05-01 | Sandvik Intellectual Property Ab | 被膜付き切削工具 |
WO2011002008A1 (ja) * | 2009-06-30 | 2011-01-06 | 株式会社タンガロイ | サーメットおよび被覆サーメット |
JP2011156645A (ja) * | 2010-02-03 | 2011-08-18 | Mitsubishi Materials Corp | 耐熱塑性変形性にすぐれる表面被覆wc基超硬合金製切削工具 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0623601A (ja) * | 1992-07-06 | 1994-02-01 | Kobe Steel Ltd | ダイヤモンド被覆超硬合金工具 |
SE502174C2 (sv) * | 1993-12-23 | 1995-09-04 | Sandvik Ab | Sätt och alster vid beläggning av ett skärande verktyg med ett aluminiumoxidskikt |
EP0913489B1 (en) * | 1996-12-16 | 2009-03-18 | Sumitomo Electric Industries, Limited | Cemented carbide, process for the production thereof, and cemented carbide tools |
US6138779A (en) * | 1998-01-16 | 2000-10-31 | Dresser Industries, Inc. | Hardfacing having coated ceramic particles or coated particles of other hard materials placed on a rotary cone cutter |
DE10141696A1 (de) * | 2001-08-25 | 2003-03-13 | Bosch Gmbh Robert | Verfahren zur Erzeugung einer nanostruktuierten Funktionsbeschichtung und damit herstellbare Beschichtung |
JP3996809B2 (ja) * | 2002-07-11 | 2007-10-24 | 住友電工ハードメタル株式会社 | 被覆切削工具 |
CN100584996C (zh) * | 2004-06-10 | 2010-01-27 | 国立大学法人电气通信大学 | 金刚石薄膜的涂膜法及包覆金刚石的硬质合金部件 |
KR101172925B1 (ko) * | 2005-10-04 | 2012-08-10 | 스미또모 덴꼬오 하드메탈 가부시끼가이샤 | 고품위 표면 성상 가공용 cBN 소결체 및 cBN 소결체절삭 공구 |
GB2459217B (en) * | 2007-01-08 | 2011-04-27 | Halliburton Energy Serv Inc | Drill bits and other downhole tools with hardfacing having tungsten carbide pellets and other hard materials |
JP5056949B2 (ja) * | 2008-07-14 | 2012-10-24 | 株式会社タンガロイ | 被覆部材 |
US8394507B2 (en) * | 2009-06-02 | 2013-03-12 | Integran Technologies, Inc. | Metal-clad polymer article |
KR20110055399A (ko) * | 2009-11-19 | 2011-05-25 | 한국생산기술연구원 | 다성분 합금계 스퍼터링 타겟 모물질 및 다기능성 복합코팅 박막 제조방법 |
WO2011062450A2 (ko) * | 2009-11-19 | 2011-05-26 | 한국생산기술연구원 | 다성분 단일체의 스퍼터링 타겟 및 그 제조방법, 이를 이용한 다성분 합금계 나노구조 박막 제조방법 |
KR101626239B1 (ko) * | 2012-04-09 | 2016-05-31 | 오에스지 가부시키가이샤 | 절삭 공구용 경질 피막 및 경질 피막 피복 절삭 공구 |
-
2012
- 2012-04-02 JP JP2014508945A patent/JPWO2013150603A1/ja active Pending
- 2012-04-02 EP EP12873507.3A patent/EP2835200A4/en not_active Withdrawn
- 2012-04-02 US US14/389,929 patent/US20150072135A1/en not_active Abandoned
- 2012-04-02 KR KR20147028617A patent/KR20140134705A/ko not_active Application Discontinuation
- 2012-04-02 WO PCT/JP2012/059012 patent/WO2013150603A1/ja active Application Filing
- 2012-04-02 CN CN201280072030.2A patent/CN104203466A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005138209A (ja) | 2003-11-05 | 2005-06-02 | Sumitomo Electric Hardmetal Corp | 耐摩耗性部材 |
JP2005256095A (ja) * | 2004-03-12 | 2005-09-22 | Hitachi Tool Engineering Ltd | 硬質皮膜及び被覆方法 |
JP2008100345A (ja) * | 2006-10-18 | 2008-05-01 | Sandvik Intellectual Property Ab | 被膜付き切削工具 |
WO2011002008A1 (ja) * | 2009-06-30 | 2011-01-06 | 株式会社タンガロイ | サーメットおよび被覆サーメット |
JP2011156645A (ja) * | 2010-02-03 | 2011-08-18 | Mitsubishi Materials Corp | 耐熱塑性変形性にすぐれる表面被覆wc基超硬合金製切削工具 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2835200A4 |
Also Published As
Publication number | Publication date |
---|---|
EP2835200A1 (en) | 2015-02-11 |
JPWO2013150603A1 (ja) | 2015-12-14 |
EP2835200A4 (en) | 2015-12-23 |
KR20140134705A (ko) | 2014-11-24 |
US20150072135A1 (en) | 2015-03-12 |
CN104203466A (zh) | 2014-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5594575B2 (ja) | 硬質被覆層がすぐれた耐摩耗性を発揮する表面被覆切削工具 | |
EP1710032B1 (en) | Cutting tool made of surface-coated super hard alloy, and method for manufacture thereof | |
JP2009101491A (ja) | 高速切削加工で硬質被覆層がすぐれた潤滑性と耐摩耗性を発揮する表面被覆切削工具 | |
WO2013150603A1 (ja) | 切削工具用硬質被膜及び硬質被膜被覆切削工具 | |
JP2010094744A (ja) | 硬質被覆層がすぐれた耐摩耗性を発揮する表面被覆切削工具 | |
US9409238B2 (en) | Hard coating for cutting tool, and cutting tool coated with hard coating | |
JP5315527B2 (ja) | 表面被覆切削工具 | |
JP5315526B2 (ja) | 表面被覆切削工具 | |
JP2007152456A (ja) | 高硬度鋼の高速切削加工で硬質被覆層がすぐれた耐摩耗性を発揮する表面被覆切削工具 | |
JP2009056549A (ja) | 切削工具用硬質皮膜 | |
JP5440346B2 (ja) | 表面被覆切削工具 | |
JP6666431B2 (ja) | 硬質被膜および切削工具 | |
TWI720561B (zh) | 硬質被膜及硬質被膜被覆構件 | |
JP4438546B2 (ja) | 高速重切削で表面被覆層がすぐれた耐チッピング性を発揮する表面被覆超硬合金製切削工具 | |
JP5234332B2 (ja) | 高速高送り切削加工で硬質被覆層がすぐれた耐チッピング性を発揮する表面被覆切削工具 | |
EP2832479B1 (en) | Hard coating for cutting tool and cutting tool coated with hard coating | |
JP2008030159A (ja) | 耐熱合金の高速重切削加工で硬質被覆層がすぐれた耐チッピング性と耐摩耗性を発揮する表面被覆切削工具 | |
JP6168540B2 (ja) | 硬質潤滑被膜および硬質潤滑被膜被覆工具 | |
WO2013153640A1 (ja) | 切削工具用硬質被膜及び硬質被膜被覆切削工具 | |
JP5499862B2 (ja) | 硬質被覆層がすぐれた耐チッピング性と耐摩耗性を発揮する表面被覆切削工具 | |
JP5861983B2 (ja) | 耐酸化性と耐摩耗性にすぐれた表面被覆工具 | |
JPWO2020026392A1 (ja) | 硬質被膜および硬質被膜被覆部材 | |
JP2006026867A (ja) | 高速重切削で表面被覆層がすぐれた耐チッピング性を発揮する表面被覆超硬合金製切削工具 | |
JP2004230497A (ja) | 高速重切削加工条件で硬質被覆層がすぐれた耐チッピング性を発揮する表面被覆超硬合金製切削工具 | |
JP2008087115A (ja) | 耐熱合金の高速重切削加工で硬質被覆層がすぐれた耐チッピング性と耐摩耗性を発揮する表面被覆切削工具 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12873507 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2014508945 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14389929 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REEP | Request for entry into the european phase |
Ref document number: 2012873507 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012873507 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 20147028617 Country of ref document: KR Kind code of ref document: A |