JP6955707B2 - 被覆切削工具 - Google Patents
被覆切削工具 Download PDFInfo
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- JP6955707B2 JP6955707B2 JP2018547523A JP2018547523A JP6955707B2 JP 6955707 B2 JP6955707 B2 JP 6955707B2 JP 2018547523 A JP2018547523 A JP 2018547523A JP 2018547523 A JP2018547523 A JP 2018547523A JP 6955707 B2 JP6955707 B2 JP 6955707B2
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- 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
- B23B27/148—Composition of the cutting inserts
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
-
- 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
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- 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
-
- 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
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
-
- 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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
- C23C16/403—Oxides of aluminium, magnesium or beryllium
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/042—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material including a refractory ceramic layer, e.g. refractory metal oxides, ZrO2, rare earth oxides
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/044—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
-
- 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
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/16—Cermet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/28—Details of hard metal, i.e. cemented carbide
-
- 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
- B23B2226/12—Boron nitride
- B23B2226/125—Boron nitride cubic [CBN]
-
- 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
- B23B2226/18—Ceramic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/08—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner applied by physical vapour deposition [PVD]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/10—Coatings
- B23B2228/105—Coatings with specified thickness
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Chemical Vapour Deposition (AREA)
- Drilling Tools (AREA)
Description
[1]
基材と、該基材の表面に形成された被覆層とを備える被覆切削工具であって、
前記被覆層が、少なくとも1層のα型酸化アルミニウム層を含み、
前記α型酸化アルミニウム層において、下記式(1)で表される(0,0,12)面の組織係数TC(0,0,12)が、4.0以上8.4以下であり、下記式(2)で表される(1,2,11)面の組織係数TC(1,2,11)が、0.5以上3.0以下である、被覆切削工具。
[2]
前記α型酸化アルミニウム層において、前記組織係数TC(0,0,12)が、5.0以上8.2以下である、[1]の被覆切削工具。
[3]
前記α型酸化アルミニウム層において、前記組織係数TC(1,2,11)が、1.0以上2.5以下である、[1]又は[2]の被覆切削工具。
[4]
前記α型酸化アルミニウム層の(1,1,6)面における残留応力値が、少なくとも一部において、−300MPa以上300MPa以下である、[1]〜[3]のいずれかの被覆切削工具。
[5]
前記α型酸化アルミニウム層の平均粒径が、0.1μm以上3.0μm以下である、[1]〜[4]のいずれかの被覆切削工具。
[6]
前記α型酸化アルミニウム層の平均厚さが、1.0μm以上15.0μm以下である、[1]〜[5]のいずれかの被覆切削工具。
[7]
前記被覆層が、前記基材と前記α型酸化アルミニウム層との間に、Tiと、C、N、O及びBからなる群より選ばれる少なくとも1種以上の元素とのTi化合物からなるTi化合物層を備える、[1]〜[6]のいずれかの被覆切削工具。
[8]
前記Ti化合物層が、少なくとも1層のTiCN層を含み、前記TiCN層のX線回折における(2,2,0)面のピーク強度I220に対する、前記TiCN層のX線回折における(3,1,1)面のピーク折強度I311の比I311/I220が、1.5以上20.0以下である、[7]の被覆切削工具。
[9]
前記TiCN層の平均厚さが、2.0μm以上20.0μm以下である、[7]又は[8]の被覆切削工具。
[10]
前記被覆層の平均厚さが、3.0μm以上30.0μm以下である、[1]〜[9]のいずれかの被覆切削工具。
[11]
前記基材が、超硬合金、サーメット、セラミックス及び立方晶窒化硼素焼結体のいずれかである、[1]〜[10]のいずれかの被覆切削工具。
被削材:S50Cの丸棒、
切削速度:310m/min、
送り:0.30mm/rev、
切り込み:1.8mm、
クーラント:有り、
評価項目:試料が欠損又は最大逃げ面摩耗幅が0.2mmに至ったときを工具寿命とし、工具寿命までの加工時間を測定した。
被削材:S50Cの長さ方向に等間隔で2本の溝入り丸棒、
切削速度:260m/min、
送り:0.35mm/rev、
切り込み:1.5mm、
クーラント:有り、
評価項目:試料が欠損に至ったときを工具寿命とし、工具寿命までの衝撃回数を測定した。衝撃回数は、試料と被削材とが接触した回数とし、接触回数が最大で20000回に到達した時点で試験を終了した。なお、各試料について、5個のインサートを用意し、それぞれ衝撃回数を測定し、それらの衝撃回数の値から平均値を求め、工具寿命とした。
Claims (11)
- 基材と、該基材の表面に形成された被覆層とを備える被覆切削工具であって、
前記被覆層が、少なくとも1層のα型酸化アルミニウム層を含み、
前記α型酸化アルミニウム層において、下記式(1)で表される(0,0,12)面の組織係数TC(0,0,12)が、4.0以上8.4以下であり、下記式(2)で表される(1,2,11)面の組織係数TC(1,2,11)が、0.5以上3.0以下であり、前記組織係数TC(0,0,12)及び前記組織係数TC(1,2,11)の合計が、7.1以上である、被覆切削工具。
- 前記α型酸化アルミニウム層において、前記組織係数TC(0,0,12)が、5.0以上8.2以下である、請求項1に記載の被覆切削工具。
- 前記α型酸化アルミニウム層において、前記組織係数TC(1,2,11)が、1.0以上2.5以下である、請求項1又は2に記載の被覆切削工具。
- 前記α型酸化アルミニウム層の(1,1,6)面における残留応力値が、少なくとも一部において、−300MPa以上300MPa以下である、請求項1〜3のいずれか1項に記載の被覆切削工具。
- 前記α型酸化アルミニウム層の平均粒径が、0.1μm以上3.0μm以下である、請求項1〜4のいずれか1項に記載の被覆切削工具。
- 前記α型酸化アルミニウム層の平均厚さが、1.0μm以上15.0μm以下である、請求項1〜5のいずれか1項に記載の被覆切削工具。
- 前記被覆層が、前記基材と前記α型酸化アルミニウム層との間に、Tiと、C、N、O及びBからなる群より選ばれる少なくとも1種以上の元素とのTi化合物からなるTi化合物層を備える、請求項1〜6のいずれか1項に記載の被覆切削工具。
- 前記Ti化合物層が、少なくとも1層のTiCN層を含み、前記TiCN層のX線回折における(2,2,0)面のピーク強度I220に対する、前記TiCN層のX線回折における(3,1,1)面のピーク折強度I311の比I311/I220が、1.5以上20.0以下である、請求項7に記載の被覆切削工具。
- 前記TiCN層の平均厚さが、2.0μm以上20.0μm以下である、請求項7又は8に記載の被覆切削工具。
- 前記被覆層の平均厚さが、3.0μm以上30.0μm以下である、請求項1〜9のいずれか1項に記載の被覆切削工具。
- 前記基材が、超硬合金、サーメット、セラミックス及び立方晶窒化硼素焼結体のいずれかである、請求項1〜10のいずれか1項に記載の被覆切削工具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2016208559 | 2016-10-25 | ||
JP2016208559 | 2016-10-25 | ||
PCT/JP2017/036421 WO2018079229A1 (ja) | 2016-10-25 | 2017-10-06 | 被覆切削工具 |
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JPWO2018079229A1 JPWO2018079229A1 (ja) | 2019-07-04 |
JP6955707B2 true JP6955707B2 (ja) | 2021-10-27 |
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US (1) | US10946453B2 (ja) |
EP (1) | EP3533544B1 (ja) |
JP (1) | JP6955707B2 (ja) |
CN (1) | CN110023011B (ja) |
WO (1) | WO2018079229A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US11014165B2 (en) | 2019-02-26 | 2021-05-25 | Sumitomo Electric Hardmetal Corp. | Cutting tool |
WO2020174755A1 (ja) * | 2019-02-26 | 2020-09-03 | 住友電工ハードメタル株式会社 | 切削工具 |
WO2020174754A1 (ja) * | 2019-02-26 | 2020-09-03 | 住友電工ハードメタル株式会社 | 切削工具 |
EP3848485A1 (en) * | 2020-01-10 | 2021-07-14 | Sakari Ruppi | Improved alpha alumina layer deposited with controlled textures |
JP7302617B2 (ja) * | 2021-02-26 | 2023-07-04 | 株式会社タンガロイ | 被覆切削工具 |
WO2022201229A1 (ja) * | 2021-03-22 | 2022-09-29 | 住友電工ハードメタル株式会社 | 切削工具 |
CN115397586A (zh) * | 2021-03-22 | 2022-11-25 | 住友电工硬质合金株式会社 | 切削工具 |
Family Cites Families (21)
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JPH11335870A (ja) * | 1998-05-25 | 1999-12-07 | Hitachi Metals Ltd | 炭窒化チタン・酸化アルミニウム被覆工具 |
SE526602C2 (sv) * | 2003-10-27 | 2005-10-18 | Seco Tools Ab | Belagt skär för grovsvarvning |
JP4946333B2 (ja) * | 2006-10-10 | 2012-06-06 | 三菱マテリアル株式会社 | 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 |
DE102011053705A1 (de) | 2011-09-16 | 2013-03-21 | Walter Ag | Schneideinsatz und Verfahren zu dessen Herstellung |
EP2570510B2 (en) * | 2011-09-16 | 2019-02-13 | Walter AG | Sulfur containing alpha-alumina coated cutting tool |
ES2570537T3 (es) * | 2013-06-27 | 2016-05-18 | Sandvik Intellectual Property | Herramienta de corte revestida |
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JP6898361B2 (ja) | 2016-06-21 | 2021-07-07 | サンドビック インテレクチュアル プロパティー アクティエボラーグ | Cvdコーティング切削工具 |
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JP6229912B1 (ja) * | 2016-10-21 | 2017-11-15 | 株式会社タンガロイ | 被覆切削工具 |
JP6210347B1 (ja) * | 2016-11-04 | 2017-10-11 | 株式会社タンガロイ | 被覆切削工具 |
JP6973026B2 (ja) * | 2017-02-20 | 2021-11-24 | 株式会社タンガロイ | 被覆切削工具 |
-
2017
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- 2017-10-06 CN CN201780066026.8A patent/CN110023011B/zh active Active
- 2017-10-06 US US16/344,032 patent/US10946453B2/en active Active
- 2017-10-06 WO PCT/JP2017/036421 patent/WO2018079229A1/ja unknown
- 2017-10-06 JP JP2018547523A patent/JP6955707B2/ja active Active
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EP3533544A4 (en) | 2020-04-01 |
CN110023011B (zh) | 2021-02-05 |
EP3533544B1 (en) | 2023-08-09 |
WO2018079229A1 (ja) | 2018-05-03 |
JPWO2018079229A1 (ja) | 2019-07-04 |
CN110023011A (zh) | 2019-07-16 |
US20200038964A1 (en) | 2020-02-06 |
US10946453B2 (en) | 2021-03-16 |
EP3533544A1 (en) | 2019-09-04 |
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