KR102571881B1 - 피복 절삭 공구 그리고 그 제조 방법 및 화학 증착 장치 - Google Patents
피복 절삭 공구 그리고 그 제조 방법 및 화학 증착 장치 Download PDFInfo
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- KR102571881B1 KR102571881B1 KR1020207000897A KR20207000897A KR102571881B1 KR 102571881 B1 KR102571881 B1 KR 102571881B1 KR 1020207000897 A KR1020207000897 A KR 1020207000897A KR 20207000897 A KR20207000897 A KR 20207000897A KR 102571881 B1 KR102571881 B1 KR 102571881B1
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- 238000005229 chemical vapour deposition Methods 0.000 title claims abstract description 34
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Images
Classifications
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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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- 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
- C23C16/02—Pretreatment of the material to be coated
- C23C16/0272—Deposition of sub-layers, e.g. to promote the adhesion of the main coating
-
- 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
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- C23C16/45508—Radial flow
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Abstract
Description
도 1b 는, 도 1a 의 도면 대용 사진에 대한 개략 모식 선도이다.
도 1c 는, 도 1a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 2a 는, 실시예 1 의 경질 피막의 투과형 전자 현미경 (TEM) 의 화상의 도면 대용 사진 (배율 200,000 배) 이다.
도 2b 는, 도 2a 의 도면 대용 사진에 대한 개략 모식 선도이다.
도 2c 는, 도 2a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 3a 는, 도 2 의 A 부를 확대한 TEM 화상의 도면 대용 사진 (배율 2,000,000 배) 이다.
도 3b 는, 도 3a 의 도면 대용 사진에 대한 개략 모식 선도이다.
도 3c 는, 도 3a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 4a 는, 도 3a 의 도면 대용 사진의 B 부에 있어서의 나노 빔 회절 패턴을 나타내는 도면 대용 사진이다.
도 4b 는, 도 4a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 5a 는, 도 3a 의 도면 대용 사진의 C 부를 확대한 TEM 화상의 도면 대용 사진 (배율 4,000,000 배) 이다.
도 5b 는, 도 5a 의 도면 대용 사진에 대한 개략 모식 선도이다.
도 5c 는, 도 5a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 6a 는, 도 5a 의 도면 대용 사진의 D 부에 있어서의 나노 빔 회절 패턴을 나타내는 도면 대용 사진이다.
도 6b 는, 도 6a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 7a 는, 도 5a 의 도면 대용 사진의 E 부에 있어서의 나노 빔 회절 패턴을 나타내는 도면 대용 사진이다.
도 7b 는, 도 7a 의 도면 대용 사진을 디더링 처리한 도면 대용 사진이다.
도 8 은, 실시예 1 의 X 선 회절 패턴을 나타내는 도면이다.
도 9a 는, 실시예의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로 (爐)) 의 개략 모식도이다.
도 9b 는, 실시예의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 주요부를 확대한 개략 모식도이다.
도 9c 는, 실시예의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 가스 분출구의 개략 단면도이다.
도 10a 는, 비교예 2 의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 개략 모식도이다.
도 10b 는, 비교예 2 의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 가스 분출구의 개략 단면도이다.
도 11a 는, 비교예 3 및 4 의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 모식도이다.
도 11b 는, 비교예 3 및 4 의 경질 피막의 피복에 사용한 화학 증착 장치 (CVD 로) 의 가스 분출구의 개략 단면도이다.
2 : 챔버
3 : 히터
4 : 인서트 설치판
5 : 반응 용기
5a : 반응 용기의 개구부
6 : 예열 챔버 (예열부)
61 : 예열실
62 : 염화 Cr 가스 발생실
63 : 혼합실
7 : 파이프 (가스 방출부)
83a, 83b, 91a, 91b, 92a, 93a : 노즐공 (가스 분출구)
81 : 혼합 가스 a2 의 가스 유로
82 : 혼합 가스 a1 이 되는 혼합 가스의 가스 유로
84 : 혼합 가스의 가스 유로
91 : 혼합 가스 B 의 가스 유로
92 : 혼합 가스의 가스 유로
93 : 혼합 가스의 가스 유로
10 : 배기 파이프
11 : 접속 유로
12 : 성막 중 회전부
13a : 예열 챔버 내의 혼합 가스 B 의 가스 유로
13b : 접속 유로 내의 혼합 가스 B 의 가스 유로 (세로 방향)
13c : 접속 유로 내의 혼합 가스 B 의 가스 유로 (회전축 방향)
20 : 인서트 기재
30 : 경질 피막 (AlCrN 피막)
31 : 적층 부분
32 : 단층 부분
40 : TEM 관찰시의 수지
Claims (11)
- 기재의 표면에 경질 피막을 갖는 피복 절삭 공구로서,
상기 경질 피막은, 반금속을 포함하는 금속 원소의 총량에 대해, Al 을 60 원자% 이상, Cr 을 10 원자% 이상 함유하고, Al 과 Cr 의 합계의 함유 비율이 90 원자% 이상인 질화물이고,
상기 경질 피막은, X 선 회절에 있어서 fcc 구조에서 기인하는 (111) 면, (200) 면, (220) 면, (311) 면, (222) 면, (400) 면, (331) 면, (420) 면 및 (422) 면의 9 면의 피크 강도 중 어느 하나가 최대 강도를 나타내는 fcc 구조가 주체인 결정 구조를 가지며,
상기 기재의 표면에 대해 막 두께 방향으로 성장한 기둥상 입자의 집합으로 구성되고,
상기 경질 피막은,
TC(hkl)={I(hkl)/IO(hkl)}/[Σ{I(hkl)/IO(hkl)}/8]
에 의해 정의되는 (hkl) 면에서의 X 선 회절 강도비 TC (hkl) 로서, 상기 (hkl) 면이 (311) 면에서의 X 선 회절 강도비 TC (311) 의 값이 1.30 이상인 것을 특징으로 하는 피복 절삭 공구.
(단, I(hkl) : 실측한 상기 경질 피막의 (hkl) 면의 X 선 회절 강도이며,
IO(hkl):ICDD (International Center for Diffraction Data) 파일 번호 00-025-1495 에 기재된 질화알루미늄의 (hkl) 면의 표준 X 선 회절 강도로,
∑ 는 다음 8 면인 (hkl) 면 = (111) 면, (200) 면, (220) 면, (311) 면, (222) 면, (400) 면, (331) 면 및 (420) 면의 I(hkl)/IO(hkl)의 합이다) - 제 1 항에 있어서,
상기 X 선 회절 강도비 TC (311) 이 2.00 이상인 것을 특징으로 하는 피복 절삭 공구. - 제 1 항에 있어서,
상기 X 선 회절 강도비 TC (311) 이, X 선 회절 강도비 TC (hkl) (단, (hkl) 면은, (111) 면, (200) 면, (220) 면, (311) 면, (222) 면, (400) 면, (331) 면 및 (420) 면) 보다 큰 것을 특징으로 하는 피복 절삭 공구. - 제 1 항에 있어서,
상기 X 선 회절 강도비 TC (420) 및 TC (200) 의 값이 1.00 미만인 것을 특징으로 하는 피복 절삭 공구. - 제 1 항에 있어서,
상기 경질 피막은, X 선 회절에 있어서의 fcc 구조의 총 피크 강도를 TA, (422) 면에서 기인하는 피크 강도를 TB 로 한 경우, TB/TA 의 값이 0.050 이상인 것을 특징으로 하는 피복 절삭 공구. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 기둥상 입자의 표면측에 있어서의 평균 폭이 0.1 ㎛ 이상 2.0 ㎛ 이하인 것을 특징으로 하는 피복 절삭 공구. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 경질 피막은, 투과형 전자 현미경을 사용하여 관찰한 마이크로 조직에 있어서, 상대적으로 Al 의 함유 비율이 높은 단층 구조의 부분과, 상대적으로 Al 의 함유 비율이 낮은 적층 구조의 부분을 갖는 결정 입자가 분산되어 있는 것을 특징으로 하는 피복 절삭 공구. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 기재와 상기 경질 피막 사이에 중간 피막을 갖는 것을 특징으로 하는 피복 절삭 공구. - 제 1 항 내지 제 5 항 중 어느 한 항에 있어서,
상기 경질 피막 상에 상층을 갖는 것을 특징으로 하는 피복 절삭 공구. - 제 1 항 내지 제 5 항 중 어느 한 항에 기재된 피복 절삭 공구의 제조 방법으로서,
상기 기재를 수납한 노 내의 온도를 750 ℃ 이상 850 ℃ 이하로 가열하는 공정과,
HCl 가스와 H2 가스를 포함하는 가스를 도입하여, 상기 노 내의 가스 예열부에 설치된 금속 Cr 을 가스화하여, 염화 Cr 가스를 포함하는 혼합 가스 a1 을 얻는 공정과,
AlCl3 가스와 H2 가스를 포함하는 혼합 가스 a2 를 상기 예열부에 도입하여, 상기 혼합 가스 a1 과 상기 혼합 가스 a2 를 혼합하여 혼합 가스 A 를 얻어, 상기 혼합 가스 A 를 상기 노 내의 반응 용기에 도입하는 공정과,
NH3 가스와 N2 가스와 H2 가스를 포함하는 혼합 가스 B 를 상기 예열부에 도입하여, 상기 혼합 가스 B 를 상기 반응 용기에 도입하는 공정을 갖고,
상기 혼합 가스 B 에 있어서의 N2 가스와 H2 가스의 합계의 체적% 를 b1, NH3 가스의 체적% 를 b2 로 한 경우, b2/b1 의 값이 0.002 이상 0.020 이하이고,
상기 혼합 가스 A 를 상기 노 내의 상기 반응 용기에 도입하는 공정은 상기 혼합 가스 A 만을 반응 용기에 도입하고, 상기 혼합 가스 B 를 상기 노 내의 상기 반응 용기에 도입하는 공정은 상기 혼합 가스 B 만을 상기 반응 용기에 도입하고, 상기 혼합 가스 A 와 상기 혼합 가스 B 는, 상기 반응 용기에서만 혼합되고,
상기 혼합 가스 A 를 반응 용기에 도입하는 온도 TeA 는, 상기 혼합 가스 B 를 반응 용기에 도입하는 온도 TeB 보다 높은 것을 특징으로 하는 Al 과 Cr 의 복합 질화물로 이루어지는 경질 피막을 피복하는 피복 절삭 공구의 제조 방법. - 제 1 항 내지 제 5 항 중 어느 한 항에 기재된 피복 절삭 공구를 제조하기 위한 화학 증착 장치로서,
상기 화학 증착 장치는 노 내에 가스 예열부와 반응 용기에 가스를 도입하는 가스 방출부를 포함하고,
상기 가스 예열부는,
(1) 염화 Cr 가스를 생성시키기 위한 혼합 가스를 금속 Cr 에 접촉시켜 염화 Cr 가스를 포함하는 혼합 가스 a1 을 발생시키는 염화 Cr 가스 발생부,
(2) 혼합 가스 a2 를 예열하는 제 1 예열부,
(3) 혼합 가스 B 를 예열하는 제 2 예열부, 및,
(4) 상기 혼합 가스 a1 과 상기 혼합 가스 a2 를 혼합하여, 혼합 가스 A 로 하는 혼합부를 갖고,
상기 혼합 가스 a1 을 발생시키는 유로의 길이와 상기 혼합 가스 a2 의 유로의 길이의 합계 길이는, 상기 혼합 가스 B 의 유로의 길이보다 3 배 이상 길며, 또한, 상기 염화 Cr 가스 발생부, 상기 제 1 예열부, 상기 제 2 예열부의 순으로 노의 둘레벽에 형성한 히터측에 근접하여 형성되어 있고,
상기 가스 방출부는,
상기 혼합 가스 A 를 상기 반응 용기에 도입하기 위해 노즐공을 형성한 제 1 파이프와, 상기 혼합 가스 B 를 상기 반응 용기에 도입하기 위해 노즐공을 형성한 제 2 파이프를 갖고, 상기 제 1 파이프는 상기 제 2 파이프의 외측에 동심원상으로 형성되어 있는 것을 특징으로 하는 화학 증착 장치.
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US11541461B2 (en) * | 2017-11-16 | 2023-01-03 | Moldino Tool Engineering, Ltd. | Coated cutting tool, and method and system for manufacturing the same by chemical vapor deposition |
JP6930446B2 (ja) * | 2018-01-31 | 2021-09-01 | 株式会社Moldino | 硬質皮膜、硬質皮膜被覆工具及びその製造方法 |
JP6798534B2 (ja) * | 2018-09-11 | 2020-12-09 | 株式会社タンガロイ | 被覆切削工具 |
JP7250243B2 (ja) * | 2019-03-25 | 2023-04-03 | 株式会社Moldino | 被覆工具 |
JP7486713B2 (ja) * | 2020-12-21 | 2024-05-20 | 株式会社Moldino | 被覆工具 |
JP7418714B2 (ja) * | 2021-07-19 | 2024-01-22 | 株式会社タンガロイ | 被覆切削工具 |
JP2023050151A (ja) * | 2021-09-29 | 2023-04-10 | エーエスエム・アイピー・ホールディング・ベー・フェー | 垂直炉用ガスインジェクタ |
CN116200726A (zh) * | 2022-12-28 | 2023-06-02 | 无锡透平叶片有限公司 | 一种镍基高温合金表面化学气相沉积AlCr涂层方法 |
WO2024185310A1 (ja) * | 2023-03-06 | 2024-09-12 | 株式会社Moldino | 被覆切削工具 |
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JP3658949B2 (ja) * | 1997-11-04 | 2005-06-15 | 住友電気工業株式会社 | 被覆超硬合金 |
JP2003266212A (ja) | 2002-03-19 | 2003-09-24 | Hitachi Tool Engineering Ltd | クロム含有膜被覆工具 |
JP2007168032A (ja) | 2005-12-22 | 2007-07-05 | Mitsubishi Materials Corp | 高速重切削条件で硬質被覆層がすぐれた耐摩耗性および耐チッピング性を発揮する表面被覆切削工具 |
EP2069553B1 (en) * | 2006-09-26 | 2023-03-08 | Oerlikon Surface Solutions AG, Pfäffikon | Workpiece with hard coating |
US7597511B2 (en) * | 2007-12-28 | 2009-10-06 | Mitsubishi Materials Corporation | Surface-coated cutting tool with hard coating layer having excellent abrasion resistance |
JP5206167B2 (ja) * | 2008-07-04 | 2013-06-12 | 日立ツール株式会社 | 硬質皮膜被覆切削工具 |
JP2013116551A (ja) | 2011-10-31 | 2013-06-13 | Mitsubishi Materials Corp | 耐酸化性と耐摩耗性にすぐれた表面被覆工具 |
JP5344204B2 (ja) * | 2012-03-05 | 2013-11-20 | 三菱マテリアル株式会社 | 表面被覆切削工具 |
JP5618429B2 (ja) | 2012-12-28 | 2014-11-05 | 住友電工ハードメタル株式会社 | 表面被覆部材およびその製造方法 |
JP2014198362A (ja) | 2013-03-29 | 2014-10-23 | 三菱マテリアル株式会社 | 表面被覆切削工具 |
US10156010B2 (en) * | 2014-03-18 | 2018-12-18 | Hitachi Metals, Ltd. | Coated cutting tool and method for producing the same |
JP6071100B1 (ja) | 2015-03-27 | 2017-02-01 | 株式会社タンガロイ | 被覆切削工具 |
JP6778413B2 (ja) * | 2015-10-30 | 2020-11-04 | 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、耐摩耗性を発揮する表面被覆切削工具 |
JP6931452B2 (ja) * | 2015-10-30 | 2021-09-08 | 三菱マテリアル株式会社 | 硬質被覆層がすぐれた耐摩耗性および耐チッピング性を発揮する表面被覆切削工具 |
WO2017073787A1 (ja) | 2015-10-30 | 2017-05-04 | 三菱マテリアル株式会社 | 表面被覆切削工具およびその製造方法 |
JP6931453B2 (ja) | 2015-10-30 | 2021-09-08 | 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 |
WO2017090540A1 (ja) | 2015-11-25 | 2017-06-01 | 三菱日立ツール株式会社 | 窒化チタンアルミニウム硬質皮膜、硬質皮膜被覆工具、及びそれらの製造方法 |
CN109952116B (zh) * | 2016-11-02 | 2021-02-09 | 陶氏环球技术有限责任公司 | 固体非水性凝胶空气增香剂 |
US11541461B2 (en) * | 2017-11-16 | 2023-01-03 | Moldino Tool Engineering, Ltd. | Coated cutting tool, and method and system for manufacturing the same by chemical vapor deposition |
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CN111032259A (zh) | 2020-04-17 |
US11541461B2 (en) | 2023-01-03 |
JP7022105B2 (ja) | 2022-02-17 |
JP2020078864A (ja) | 2020-05-28 |
CN111032259B (zh) | 2023-04-07 |
JPWO2019098130A1 (ja) | 2019-11-14 |
JP2019214796A (ja) | 2019-12-19 |
JP6617942B2 (ja) | 2019-12-11 |
EP3711883A4 (en) | 2021-08-25 |
EP3711883A1 (en) | 2020-09-23 |
US20210354204A1 (en) | 2021-11-18 |
WO2019098130A1 (ja) | 2019-05-23 |
KR20200081354A (ko) | 2020-07-07 |
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