JP2019506301A - 切削工具 - Google Patents
切削工具 Download PDFInfo
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- JP2019506301A JP2019506301A JP2018532755A JP2018532755A JP2019506301A JP 2019506301 A JP2019506301 A JP 2019506301A JP 2018532755 A JP2018532755 A JP 2018532755A JP 2018532755 A JP2018532755 A JP 2018532755A JP 2019506301 A JP2019506301 A JP 2019506301A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
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- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
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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
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
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- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/067—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds comprising a particular metallic binder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
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- 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
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- 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
- B23B2224/04—Aluminium oxide
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- 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
- B23B2224/28—Titanium carbide
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- 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
- B23B2224/36—Titanium nitride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23C2222/28—Details of hard metal, i.e. cemented carbide
-
- 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
- B23C2224/04—Aluminium oxide
-
- 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
- B23C2224/28—Titanium carbide
-
- 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
- B23C2224/36—Titanium nitride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23C2228/04—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner applied by chemical vapour deposition [CVD]
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- 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
- C23C16/32—Carbides
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- 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
- C23C16/34—Nitrides
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- 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
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- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Drilling Tools (AREA)
Abstract
【選択図】図1
Description
− 硬質成分を形成する粉末を用意する工程
− Co、Fe、及びNiから選択される結合相を形成する粉末を用意する工程
− フライス切削液(milling liquid)を用意する工程
− 粉末を、フライス切削し、乾燥させ、加圧し、焼結して超硬合金にする工程
を含み、W、W2C、Mo、又はMo2Cの一又は複数が、焼結超硬合金の炭素含有量が対理論値不足値で−0.30重量%から−0.16重量%の間であるような量で添加される。
図1は、焼結体の対理論値炭素含有量不足値−0.17重量%を有する、本発明による超硬合金のLOM画像を示す図である。
図2は、特許請求の範囲よりも少ない炭素含有量、対理論値炭素含有量不足値−0.35重量%を有する粉末から製造された超硬合金のLOM画像を示す図である。
図3は、焼結体の対理論値炭素含有量不足値−0.15重量%、すなわち特許請求の範囲よりも多い炭素含有量を有する超硬合金のLOM画像を示す図である。
図4は、対理論値炭素含有量不足値−0.13重量%を有する粉末から製造された、結合剤としてNiを有する、本発明による超硬合金のLOM画像を示す図である。
図5は、焼結体の対理論値炭素含有量不足値が−0.14重量%の勾配を形成する浸炭熱処理を施した超硬合金のLOM画像を示す図である。
図6は、ピークの番号付けが1=WC、2=M6C、3=M12C、4=Coである、CVDコーティング前(A)及びCVDコーティング後(B)のXRD回折を示す図である。
超硬合金インサートを、表1に記載の原料から製造する。
表1
表2
超硬合金は、コバルトがNi 6重量%で置き換えられ、且つ焼結前の粉末の対理論値炭素含有量不足値が−0.13重量%であったことを除いて、実施例1に記載されたのと同様に製造された。
超硬合金インサートは、実施例1と同様に製造され、発明1と同じ組成を有する。
超硬合金インサートは、表1の発明1と同じ原料で製造されたが、粉末の対理論値炭素不足値は−0.11重量%であった。インサートは、粉末を、蒸発皿乾燥ではなく噴霧乾燥させたことを除いて、実施例1と同様に製造された。次いで、インサートの一つに、第1の薄いTiN層を含むCVDコーティングでコーティングし、次いでTi(C,N)層2.7μmを885℃で蒸着し、次いでα−Al2O3層2.7μm及び最外部のTiN層1.2μmを両方1000℃で蒸着した。4時間+4時間(全体で約8.5時間)。
表3
(実施例)
この試験、正面フライス試験において、本発明によるコーティングされた超硬合金を、全て同じ寸法の、先行技術による3種のインサートと比較した。試験は、ねずみ鋳鉄において、以下の切削パラメータで、湿潤条件の下実施された。
Vc:220
Fz:0.35
Ap:3
Ae:60+60mm
表4
Claims (13)
- WCと、Co、Fe、及びNiの一又は複数を含む結合相とを含む超硬合金基材を備える切削工具であって、超硬合金は、Me12C炭化物及び/又はMe6C炭化物を含むη相も含み、Meは、W、Mo、及び結合相金属から選択される一又は複数の金属であり、超硬合金の対理論値炭素含有量不足値は−0.30重量%から−0.16重量%の間である、切削工具。
- 超硬合金の対理論値炭素含有量不足値が、−0.28重量%から−0.17重量%の間である、請求項1に記載の切削工具。
- 超硬合金のη相の量が2から10体積%の間である、請求項1又は2に記載の切削工具。
- η相が、0.1から10μmの粒径を有する、請求項1から3の何れか一項に記載の切削工具。
- 結合相含有量が2から20重量%である、請求項1から4の何れか一項に記載の切削工具。
- 結合相がコバルトである、請求項1から5の何れか一項に記載の切削工具。
- η相分布が、超硬合金基材全体にわたって同じである、請求項1から6の何れか一項に記載の切削工具。
- 超硬合金基材に、耐摩耗性CVDコーティングが施されている、請求項1から7の何れか一項に記載の切削工具。
- 超硬合金基材に、少なくともTi(C,N)層及びAl2O3層を含むCVDコーティングが施されている、請求項1から8の何れか一項に記載の切削工具。
- 超硬合金基材を備える切削工具を製造する方法であって、
− WC粉末を含む硬質成分を形成する粉末を用意すること、
− Co、Fe、及びNiから選択される結合相を形成する粉末を用意すること、
− フライス切削液を用意すること、
− 粉末を、フライス切削し、乾燥させ、加圧し、焼結して、超硬合金にすること、
とを含み、
W、W2C、Mo、又はMo2Cの一又は複数が、焼結超硬合金の炭素含有量対理論値不足値で−0.30重量%から−0.16重量%の間であるような量で添加される、方法。 - 超硬合金の対理論値炭素含有量不足値が−0.28重量%から−0.17重量%の間である、請求項10に記載の方法。
- W又はW2Cが添加される、請求項10又は11に記載の方法。
- 超硬合金基材に、耐摩耗性CVDコーティングが施される、請求項10から12の何れか一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP15201543.4 | 2015-12-21 | ||
EP15201543 | 2015-12-21 | ||
PCT/EP2016/081424 WO2017108610A1 (en) | 2015-12-21 | 2016-12-16 | Cutting tool |
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JP2019506301A true JP2019506301A (ja) | 2019-03-07 |
JP7104626B2 JP7104626B2 (ja) | 2022-07-21 |
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US (1) | US11162161B2 (ja) |
EP (1) | EP3393703B1 (ja) |
JP (1) | JP7104626B2 (ja) |
KR (1) | KR102619746B1 (ja) |
CN (1) | CN108367357B (ja) |
RU (1) | RU2726161C2 (ja) |
WO (1) | WO2017108610A1 (ja) |
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RU2726135C1 (ru) * | 2016-12-20 | 2020-07-09 | Сандвик Интеллекчуал Проперти Аб | Режущий инструмент |
JP7114619B2 (ja) * | 2017-03-09 | 2022-08-08 | 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 | コーティングされた切削工具 |
KR20210023861A (ko) * | 2018-06-29 | 2021-03-04 | 에이비 산드빅 코로만트 | 절삭 공구의 처리 방법 및 절삭 공구 |
JP6696664B1 (ja) * | 2018-10-04 | 2020-05-20 | 住友電工ハードメタル株式会社 | 超硬合金、それを含む切削工具および超硬合金の製造方法 |
JP2022514459A (ja) * | 2018-12-13 | 2022-02-14 | シンク サージカル,インク. | ニッケル・マトリックスにおける微細粒状タングステンカーバイドから形成された外科用物品 |
JP2023512751A (ja) * | 2019-12-19 | 2023-03-29 | エービー サンドビック コロマント | 代替的な結合剤を有する傾斜超硬合金 |
WO2021122970A1 (en) * | 2019-12-20 | 2021-06-24 | Ab Sandvik Coromant | A cutting tool |
KR102551898B1 (ko) | 2020-07-10 | 2023-07-05 | 베스트알 주식회사 | 초경합금용 금속 바인더, 이의 제조방법 및 이를 이용하여 제조된 초경합금 |
TW202403065A (zh) * | 2022-06-09 | 2024-01-16 | 瑞典商瑞典合銳材料科技有限公司 | 用於中子屏蔽應用之低黏合劑高密度燒結碳化物 |
CN115896577B (zh) * | 2022-09-23 | 2024-02-23 | 山东大学 | 一种多尺度梯度硬质合金材料及其制备方法与应用 |
EP4389321A1 (en) * | 2022-12-21 | 2024-06-26 | Walter Ag | A coated cutting tool |
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RU2018126789A (ru) | 2020-01-23 |
KR20180095909A (ko) | 2018-08-28 |
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US11162161B2 (en) | 2021-11-02 |
CN108367357A (zh) | 2018-08-03 |
WO2017108610A1 (en) | 2017-06-29 |
KR102619746B1 (ko) | 2023-12-29 |
RU2018126789A3 (ja) | 2020-02-19 |
JP7104626B2 (ja) | 2022-07-21 |
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RU2726161C2 (ru) | 2020-07-09 |
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