JP7080056B2 - 強められた耐クレータ摩耗性をもたらすAlCrNベースのコーティング及び当該コーティングを生成する方法 - Google Patents
強められた耐クレータ摩耗性をもたらすAlCrNベースのコーティング及び当該コーティングを生成する方法 Download PDFInfo
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Description
シングルティーステスト(single teeth tests)が歯車加工作業における作業コンディションをシミュレートための類推テストとして実行された。所謂「フライカッテイング(fly cutting)」テストでシングルティースがモジュールmn=2.557mmでPM‐HSSホブから削り取られた。テスト中に、30mm幅、径da=116mm、傾斜角(inclination angle)α=17.5°、β2=20°リード角、40歯で16MnCr5Nの被加工物が製造された。そのようなテスト機構の使用のための例が、Prod. Eng. Res. Devel.の科学刊行物「歯車仕上げのホブ切りにおける局所的な工具摩耗の予想(Prognosis of the local tool wear in gear finish hobbing)」、DOI 10.1007/s11740-011-0343-9、2011年9月21日においてクロッケ(Klocke)等によって与えられている。テストはカッティング速度Vc=260m/分、軸方向送り込み率fa=4.8mmで行われた。逃げ面とクレータの摩耗がテストの進行中に測定された。各テストは結果を立証すべく繰り返された。
Claims (14)
- 基板(201)の表面に堆積するコーティング(210)であって、互い違いに堆積してA/B/A/B/A…構造を形成する複数のA層と複数のB層とから成る多層膜(216)を備えて構成され、前記A層がアルミニウムクロムホウ素窒化物を有し、前記B層がアルミニウムクロム窒化物を有しながらホウ素を有さない、コーティングにおいて、
- 前記多層膜(216)が少なくとも最初のコーティング部分(216a)と最後のコーティング部分(216c)を有し、前記最初のコーティング部分(216a)が複数のA層と複数のB層を有する多層膜を有し、前記最後のコーティング部分(216c)が複数のA層と複数のB層を有する多層膜を有し、前記最初のコーティング部分(216a)における平均ホウ素含有量が前記最後のコーティング部分(216c)における平均ホウ素含有量よりも高いこと、及び
- 前記最初のコーティング部分(216a)と前記最後のコーティング部分(216c)の両方が固有の圧縮応力を示し、前記最初のコーティング部分(216a)における固有の圧縮応力が前記最後のコーティング部分(216c)におけるものよりも低いこと、及び
- 前記コーティングは、前記多層膜(216)の前記最後のコーティング部分(216c)におけるものと等しいか、高い固有の圧縮応力を示す最も外部の層(220)を備えて構成されること、及び
- 前記最も外部の層はアルミニウムクロムホウ素窒化物を備えて構成されることを特徴とするコーティング。 - 前記最初のコーティング部分(216a)における平均ホウ素含有量が前記最後のコーティング部分(216c)における平均ホウ素含有量よりも少なくとも1.2倍であることを特徴とする請求項1に記載のコーティング。
- 前記最初のコーティング部分(216a)における平均ホウ素含有量が前記最後のコーティング部分(216c)における平均ホウ素含有量よりも少なくとも1.4倍であることを特徴とする請求項2に記載のコーティング。
- 前記最初のコーティング部分(216a)における平均ホウ素含有量が前記最後のコーティング部分(216c)における平均ホウ素含有量よりも最大で6倍であることを特徴とする請求項1~3のいずれか一項に記載のコーティング。
- 前記最初のコーティング部分(216a)における固有の圧縮応力が約2.5GPaか、それ以下であることを特徴とする請求項1~4のいずれか一項に記載のコーティング。
- 前記最後のコーティング部分(216c)における固有の圧縮応力が約3GPaか、それ以上であることを特徴とする請求項1~5のいずれか一項に記載のコーティング。
- 前記最後のコーティング部分(216c)における固有の圧縮応力が8GPaよりも高くないことを特徴とする請求項1~6のいずれか一項に記載のコーティング。
- 前記多層膜(216)のA層が、不純物を考慮に入れることなく式(AlxCryBz)N(単にアルミニウム、クロム及びホウ素が対応するA層での元素組成の評価のために考慮されるのであれば、x>0、y>0及びz>0がそれぞれ原子パーセントでのアルミニウム、クロム、ホウ素の濃度である)によって与えられる元素組成を有することを特徴とする請求項1~7のいずれか一項に記載のコーティング。
- 前記多層膜(216)のB層が、不純物を考慮に入れることなく式(AlvCrw)N(単にアルミニウム及びクロムが対応するB層での元素組成の評価のために考慮されるのであれば、v>0及びw>0がそれぞれ原子パーセントでのアルミニウム、クロムの濃度である)によって与えられる元素組成を有することを特徴とする請求項1~8のいずれか一項に記載のコーティング。
- 前記A層の係数x、y及びzは1≦x/y≦4.5及び/又は0.01≦z≦30の条件を満たすことを特徴とする請求項7又は8に記載のコーティング。
- 前記B層の係数v及びwは1≦v/w≦4.5の条件を満たすことを特徴とする請求項7~9のいずれか一項に記載のコーティング。
- 前記多層膜(216)の前記最初のコーティング部分(216a)におけるものと等しいか、低い固有の圧縮応力を示すベース層(212)を備えて構成されることを特徴とする請求項1~11のいずれか一項に記載のコーティング。
- 少なくとも前記多層膜(216)がPVD技術を用いることによって、好ましくはアークイオンプレーティング堆積技術を用いることによって生成され、前記多層膜(216)の前記最初のコーティング部分(216a)と前記最後のコーティング部分(216c)とが、同じターゲットを有する同じコーティング構造と、バイアス電位以外の同じコーティングパラメータとを用いることによって堆積されることを特徴とする、請求項1~12のいずれか一項に記載のコーティングを生成する方法。
- 前記多層膜(216)の前記最初のコーティング部分(216a)を堆積するために、前記多層膜(216)の前記最後のコーティング部分(216c)を堆積するために用いられるマイナスのバイアス電位よりも絶対値で低いマイナスのバイアス電位が用いられることを特徴とする請求項13に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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DE102014018915.5 | 2014-12-22 | ||
DE102014018915.5A DE102014018915A1 (de) | 2014-12-22 | 2014-12-22 | AlCrN-basierte Beschichtung zur verbesserten Beständigkeit gegen Kolkverschleiß |
PCT/EP2015/078553 WO2016102170A1 (en) | 2014-12-22 | 2015-12-03 | Alcrn-based coating providing enhanced crater wear resistance |
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CN106191772B (zh) * | 2016-08-09 | 2018-07-31 | 上海理工大学 | 一种含有多相AlCrN纳米插入层的高硬度CrAlN涂层及其制备方法 |
KR102205933B1 (ko) * | 2017-01-16 | 2021-01-20 | 오에스지 가부시키가이샤 | 공구 |
CN108531869B (zh) * | 2018-04-17 | 2020-06-16 | 广东正德材料表面科技有限公司 | 一种制备超硬Cr-Al-N涂层的镀膜处理方法 |
CN108504998A (zh) * | 2018-04-17 | 2018-09-07 | 广东正德材料表面科技有限公司 | 一种制备自分层复合结构铬铝氮超硬膜的镀膜处理方法 |
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KR20230170147A (ko) * | 2019-03-20 | 2023-12-18 | 가부시키가이샤 프로테리아루 | 피복 금형, 피복 금형의 제조 방법 및 경질 피막 형성용 타깃 |
CN111020475A (zh) * | 2019-12-16 | 2020-04-17 | 苏州星蓝纳米技术有限公司 | 一种新型at涂层 |
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JP7312382B2 (ja) * | 2021-03-18 | 2023-07-21 | 株式会社タンガロイ | 被覆切削工具 |
CN113667929B (zh) * | 2021-07-02 | 2023-04-07 | 株洲钻石切削刀具股份有限公司 | 周期性多层涂层刀具及其制备方法 |
CN113817985B (zh) * | 2021-11-24 | 2022-03-18 | 武汉中维创发工业研究院有限公司 | 纳米多层复合涂层及其制备方法和应用 |
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MX2017008350A (es) | 2018-03-01 |
PH12017501170B1 (en) | 2017-12-11 |
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RU2712329C2 (ru) | 2020-01-28 |
TW201631214A (zh) | 2016-09-01 |
RU2017126262A3 (ja) | 2019-06-06 |
IL253069A0 (en) | 2017-08-31 |
SG11201705109RA (en) | 2017-07-28 |
CA2971754A1 (en) | 2016-06-30 |
BR112017013434A2 (pt) | 2018-03-06 |
EP3134561A1 (en) | 2017-03-01 |
KR102464789B1 (ko) | 2022-11-08 |
BR112017013434B1 (pt) | 2022-06-28 |
DE102014018915A1 (de) | 2016-06-23 |
AR102991A1 (es) | 2017-04-05 |
US11035035B2 (en) | 2021-06-15 |
MY182512A (en) | 2021-01-25 |
JP2018505310A (ja) | 2018-02-22 |
RU2017126262A (ru) | 2019-01-24 |
CN107002252B (zh) | 2019-05-31 |
TWI676713B (zh) | 2019-11-11 |
CN107002252A (zh) | 2017-08-01 |
PH12017501170A1 (en) | 2017-12-11 |
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