公开(公告)号：US07150925B2

公开(公告)日：2006-12-19

申请号：US10493052

申请日：2002-10-28

申请人： Kazunori Sato ,  Akihiro Kondo ,  Yusuke Tanaka ,  Yasuhiko Tashiro ,  Eiji Nakamura ,  Hidemitsu Takaoka

发明人： Kazunori Sato ,  Akihiro Kondo ,  Yusuke Tanaka ,  Yasuhiko Tashiro ,  Eiji Nakamura ,  Hidemitsu Takaoka

IPC分类号： B23B27/14

CPC分类号： C23C30/005 ,  C23C14/0641 ,  C23C14/0664 ,  Y10T407/27 ,  Y10T428/24975 ,  Y10T428/265

摘要： The invention provides a coated cutting tool made of cemented carbide in which a hard coating layer has excellent wear resistance in high-speed cutting operation, wherein (a) a crystal orientation hysteresis layer which consists of a carbonitride compound layer and (b) a hard coating layer which consists of a layer of nitride compound and has a well defined crystal orientation and/or degree of crystallinity are formed on the surface of a cemented carbide substrate, preferably on the surface of a tungsten carbide based cemented carbide or titanium carbonitride based cermet by physical vapor deposition, wherein the crystal orientation hysteresis layer is deposited between the surface of a cemented carbide substrate and the hard coating layer. In one specific example, (a1) the carbonitride compound layer has an average thickness of 0.05 to 0.5 μm and is preferably a Ti—Al carbonitride compound layer expressed by the composition formula as (Ti1−XAlX)(N1−YCY), wherein X ranges from 0.05 to 0.20 and Y ranges from 0.01 to 0.15 by atomic ratio and (b1) the nitride compound layer has an average thickness of 2 to 15 μm and is preferably a Ti—Al nitride compound layer expressed by the composition formula as (Ti1−ZAlZ)N, wherein Z ranges from 0.45 to 0.65 by atomic ratio. In another specific example, (a2) the carbonitride compound layer has an average thickness of 0.05 to 0.5 μm and is preferably a Ti—Al carbonitride compound layer expressed by the composition formula as (Ti1−XAlX)(N1−YCY), wherein X ranges from 0.01 to 0.15 and Y ranges from 0.01 to 0.15 by atomic ratio and (b2) the nitride compound layer has an average thickness of 2 to 10 μm and is preferably a Al—Ti—Si nitride compound layer expressed by the composition formula as (Al1−(A+B)TiASiB)N, wherein A ranges from 0.35 to 0.55 and B ranges from 0.05 to 0.20 by atomic ratio.

公开(公告)号：US20050019612A1

公开(公告)日：2005-01-27

申请号：US10493052

申请日：2002-10-28

申请人： Kazunori Sato ,  Akihiro Kondo ,  Yusuke Tanaka ,  Yasuhiko Tashiro ,  Eiji Nakamura ,  Hidemitsu Takaoka

发明人： Kazunori Sato ,  Akihiro Kondo ,  Yusuke Tanaka ,  Yasuhiko Tashiro ,  Eiji Nakamura ,  Hidemitsu Takaoka

IPC分类号： C23C30/00 ,  B23P15/28 ,  B26D3/00 ,  B32B19/00

CPC分类号： C23C30/005 ,  C23C14/0641 ,  C23C14/0664 ,  Y10T407/27 ,  Y10T428/24975 ,  Y10T428/265

摘要： The invention provides a coated cutting tool made of cemented carbide in which a hard coating layer has excellent wear resistance in high-speed cutting operation, wherein (a) a crystal orientation hysteresis layer which consists of a carbonitride compound layer and (b) a hard coating layer which consists of a layer of nitride compound and has a well defined crystal orientation and/or degree of crystallinity are formed on the surface of a cemented carbide substrate, preferably on the surface of a tungsten carbide based cemented carbide or titanium carbonitride based cermet by physical vapor deposition, wherein the crystal orientation hysteresis layer is deposited between the surface of a cemented carbide substrate and the hard coating layer. In one specific example, (a1) the carbonitride compound layer has an average thickness of 0.05 to 0.5 μm and is preferably a Ti—Al carbonitride compound layer expressed by the composition formula as (Ti1−XAlX)(N1−YCY), wherein X ranges from 0.05 to 0.20 and Y ranges from 0.01 to 0.15 by atomic ratio and (b1) the nitride compound layer has an average thickness of 2 to 15 μm and is preferably a Ti—Al nitride compound layer expressed by the composition formula as (Ti1−ZAlZ)N, wherein Z ranges from 0.45 to 0.65 by atomic ratio. In another specific example, (a2) the carbonitride compound layer has an average thickness of 0.05 to 0.5 μm and is preferably a Ti—Al carbonitride compound layer expressed by the composition formula as (Ti1−XAlX)(N1−YCY), wherein X ranges from 0.01 to 0.15 and Y ranges from 0.01 to 0.15 by atomic ratio and (b2) the nitride compound layer has an average thickness of 2 to 10 μm and is preferably a Al—Ti—Si nitride compound layer expressed by the composition formula as (Al1−(A+B)TiASiB)N, wherein A ranges from 0.35 to 0.55 and B ranges from 0.05 to 0.20 by atomic ratio.

公开(公告)号：US20050089727A1

公开(公告)日：2005-04-28

申请号：US10503325

申请日：2003-01-30

申请人： Eiji Nakamura ,  Hidemitsu Takaoka ,  Yasuhiko Tashiro

发明人： Eiji Nakamura ,  Hidemitsu Takaoka ,  Yasuhiko Tashiro

IPC分类号： C23C14/06 ,  C23C14/34 ,  C23C30/00 ,  C23C14/32 ,  B32B9/00 ,  B32B15/04

CPC分类号： C23C14/0641 ,  C23C14/3464 ,  C23C30/005 ,  Y10T407/27 ,  Y10T428/265

摘要： A surface-coated cutting tool member exhibiting a superior tool life due to a hard coating layer thereof is provided. The surface-coated cutting tool member includes a tungsten carbide based cemented carbide substrate, a titanium carbonitride based cermet substrate, or a cubic boron nitride based sintered substrate; and a hard coating layer of a nitride compound containing titanium and yttrium, which is formed on a surface of the substrate using a physical vapor deposition method in an overall average thickness of 1 to 15 μm. The hard coating layer has a component concentration profile in which maximum Y component containing points (minimum Ti component containing points) and points without Y component (TiN points) appear alternatingly and repeatedly at a predetermined interval in a direction of thickness of the hard coating layer, and the amount of contained Y component is continuously changed from the maximum Y component containing points to the points without Y component and from the points without Y component to the maximum Y component containing points, the maximum Y component containing points satisfy a composition formula of (Ti1-XYX)N (where X indicates an atomic ratio of 0.005 to 0.15), and a distance between one of the maximum Y component containing points and adjacent one of the points without Y component is from 0.01 to 0.1 μm.

摘要翻译： 提供了由于其硬涂层而具有优异的工具寿命的表面涂覆的切削工具构件。 表面涂覆的切削工具构件包括碳化钨基硬质合金基板，基于碳氮化钛的金属陶瓷基板或立方氮化硼基烧结基板; 以及包含钛和钇的氮化物的硬涂层，其使用物理气相沉积法在基板的表面上形成总平均厚度为1至15μm。 硬涂层具有成分浓度分布，其中含有最大Y成分（含最少Ti成分的点）和不含Y成分的点（TiN点）以硬涂层的厚度方向以预定间隔交替重复出现 ，并且所含的Y成分的含量从包含最大Y成分的点到不含Y成分的点和不含Y成分的点连续地变化为含有最多Y成分的点，所以含有Y成分的最大Y成分满足下式 （Ti 1-X X Y X）N（其中X表示原子比为0.005〜0.15），以及最大Y成分含有点和相邻的Y成分之间的距离 没有Y分量的点之一是从0.01到0.1毫米。

公开(公告)号：US07144639B2

公开(公告)日：2006-12-05

申请号：US10503325

申请日：2003-01-30

申请人： Eiji Nakamura ,  Hidemitsu Takaoka ,  Yasuhiko Tashiro

发明人： Eiji Nakamura ,  Hidemitsu Takaoka ,  Yasuhiko Tashiro

IPC分类号： B23B27/14

CPC分类号： C23C14/0641 ,  C23C14/3464 ,  C23C30/005 ,  Y10T407/27 ,  Y10T428/265

摘要： A surface-coated cutting tool member exhibiting a superior tool life due to a hard coating layer thereof is provided. The surface-coated cutting tool member includes a tungsten carbide based cemented carbide substrate, a titanium carbonitride based cermet substrate, or a cubic boron nitride based sintered substrate; and a hard coating layer of a nitride compound containing titanium and yttrium, which is formed on a surface of the substrate using a physical vapor deposition method in an overall average thickness of 1 to 15 μm. The hard coating layer has a component concentration profile in which maximum Y component containing points (minimum Ti component containing points) and points without Y component (TiN points) appear alternatingly and repeatedly at a predetermined interval in a direction of thickness of the hard coating layer, and the amount of contained Y component is continuously changed from the maximum Y component containing points to the points without Y component and from the points without Y component to the maximum Y component containing points, the maximum Y component containing points satisfy a composition formula of (Ti1-XYX)N (where X indicates an atomic ratio of 0.005 to 0.15), and a distance between one of the maximum Y component containing points and adjacent one of the points without Y component is from 0.01 to 0.1 μm.

摘要翻译： 提供了由于其硬涂层而具有优异的工具寿命的表面涂覆的切削工具构件。 表面涂覆的切削工具构件包括碳化钨基硬质合金基板，基于碳氮化钛的金属陶瓷基板或立方氮化硼基烧结基板; 以及包含钛和钇的氮化物的硬涂层，其使用物理气相沉积法在基板的表面上形成总平均厚度为1至15μm。 硬涂层具有成分浓度分布，其中含有最大Y成分（含最少Ti成分的点）和不含Y成分的点（TiN点）以硬涂层的厚度方向以预定间隔交替重复出现 ，并且所含的Y成分的含量从包含最大Y成分的点到不含Y成分的点和不含Y成分的点连续地变化为含有最多Y成分的点，所以含有Y成分的最大Y成分满足下式 （Ti 1-X X Y X）N（其中X表示原子比为0.005〜0.15），以及最大Y成分含有点和相邻的Y成分之间的距离 没有Y分量的点之一是从0.01到0.1毫米。

公开(公告)号：US07258933B2

公开(公告)日：2007-08-21

申请号：US10519794

申请日：2003-06-20

申请人： Hidemitsu Takaoka ,  Eiji Nakamura

发明人： Hidemitsu Takaoka ,  Eiji Nakamura

IPC分类号： B23B27/14

CPC分类号： C23C14/0641 ,  C23C14/0664 ,  C23C30/005 ,  Y10T428/24975 ,  Y10T428/265

摘要： A coated cutting tool member exhibiting not only a superior wear resistance during a high speed cutting operation in which a significant amount of heat is generated, but also exhibit a superior shipping resistance even when such a cutting operation is performed under severe conditions, such as with a large depth of cut or a large feed. In the coated cutting tool member, a hard coating layer of one of nitride compound and carbonitride compound containing Ti and Al is formed using a physical vapor deposition method at an average thickness of 1 to 10 μm, and the hard coating layer includes Zr at an atomic ratio of 0.002 to 0.1, and at least one of Y and Ce at an atomic ratio of 0.0005 to 0.05 in a coexistence state.

摘要翻译： 一种涂覆的切削工具构件，其在高速切削操作中不仅在产生大量的热量的同时表现出优异的耐磨性，而且即使在苛刻条件下进行切割操作，也具有优异的运输阻力， 切割深度大或饲料较大。 在涂覆的切削工具构件中，使用平均厚度为1〜10μm的物理气相沉积法形成氮化物化合物和含有Ti和Al的碳氮化物化合物的硬涂层，硬涂层包含Zr 原子比为0.002〜0.1，并且在共存状态下原子比为0.0005〜0.05的Y和Ce中的至少一种。

公开(公告)号：US20050227116A1

公开(公告)日：2005-10-13

申请号：US10519794

申请日：2003-06-20

申请人： Hidemitsu Takaoka ,  Eiji Nakamura

发明人： Hidemitsu Takaoka ,  Eiji Nakamura

IPC分类号： C23C14/06 ,  C23C30/00 ,  B32B9/00

CPC分类号： C23C14/0641 ,  C23C14/0664 ,  C23C30/005 ,  Y10T428/24975 ,  Y10T428/265

摘要： A coated cutting tool member exhibiting not only a superior wear resistance during a high speed cutting operation in which a significant amount of heat is generated, but also exhibit a superior shipping resistance even when such a cutting operation is performed under severe conditions, such as with a large depth of cut or a large feed. In the coated cutting tool member, a hard coating layer of one of nitride compound and carbonitride compound containing Ti and Al is formed using a physical vapor deposition method at an average thickness of 1 to 10 μm, and the hard coating layer includes Zr at an atomic ratio of 0.002 to 0.1, and at least one of Y and Ce at an atomic ratio of 0.0005 to 0.05 in a coexistence state.

摘要翻译： 一种涂覆的切削工具构件，其在高速切削操作中不仅在产生大量的热量的同时表现出优异的耐磨性，而且即使在苛刻条件下进行切割操作，也具有优良的运输阻力， 切割深度大或饲料较大。 在涂覆的切削工具构件中，使用平均厚度为1〜10μm的物理气相沉积法形成氮化物化合物和含有Ti和Al的碳氮化物化合物的硬涂层，硬涂层包含Zr 原子比为0.002〜0.1，并且在共存状态下原子比为0.0005〜0.05的Y和Ce中的至少一种。

公开(公告)号：US08017225B2

公开(公告)日：2011-09-13

申请号：US11613323

申请日：2006-12-20

申请人： Hidemitsu Takaoka ,  Itsuro Tajima

发明人： Hidemitsu Takaoka ,  Itsuro Tajima

IPC分类号： B23B27/14

CPC分类号： C23C30/005 ,  C04B41/009 ,  C04B41/52 ,  C04B41/89 ,  C23C14/0641 ,  Y10T428/24975 ,  Y10T428/265 ,  C04B35/10 ,  C04B35/58014 ,  C04B35/5831 ,  C04B41/4529 ,  C04B41/5063 ,  C04B41/5068 ,  C04B41/524

摘要： A cutting tool made of surface-coated cubic boron nitride-based ultrahigh pressure sintered material, comprising a cutting insert main body formed by ultrahigh pressure sintering of compact composed of titanium nitride, aluminum and/or aluminum oxide, and boron nitride, and a hard coating layer vapor deposited on the main body. The main body has a texture containing cubic boron nitride, titanium nitride and reaction product. The hard coating layer has a lower layer of composite nitride having a composition of [Ti1-XAlX]N, where X is in a range from 0.40 to 0.60 in an atomic ratio, and the upper layer comprises a thin layer A having the composition of [Ti1-XAlX]N, where X is in a range from 0.40 to 0.60 in an atomic ratio, and a thin layer B consisting of a Ti nitride (TiN). The upper layer has a consisting of the thin layer A and a thin layer B layered alternately.

摘要翻译： 一种由表面涂覆的立方氮化硼基超高压烧结材料制成的切削工具，包括由氮化钛，铝和/或氧化铝和氮化硼构成的压实体的超高压烧结和氮化硼形成的切削刀片主体 涂层蒸镀沉积在主体上。 主体具有立方氮化硼，氮化钛和反应产物的纹理。 该硬质涂层具有下述复合氮化物层，其组成为[Ti1-XAlX] N，其中X为原子比为0.40〜0.60，上层为薄层A，其组成为 [Ti1-XAlX] N，其中原子比为0.40-0.60的X和由Ti氮化物（TiN）构成的薄层B. 上层由薄层A和交替层叠的薄层B组成。

公开(公告)号：US08895110B2

公开(公告)日：2014-11-25

申请号：US13402136

申请日：2012-02-22

申请人： Hidemitsu Takaoka ,  Akira Osada ,  Naoki Wakiya ,  Hisao Suzuki ,  Kazuo Shinozaki

发明人： Hidemitsu Takaoka ,  Akira Osada ,  Naoki Wakiya ,  Hisao Suzuki ,  Kazuo Shinozaki

IPC分类号： B05D3/02 ,  B05D3/10 ,  C23C18/12 ,  C23C28/04

CPC分类号： C23C18/1216 ,  C23C18/1225 ,  C23C18/1254 ,  C23C18/127 ,  C23C18/1283 ,  C23C18/1295 ,  C23C28/044 ,  C23C30/005

摘要： A method of manufacturing a surface-coated cutting tool includes: forming an aluminum oxide layer having a layer thickness of 0.05 to 5 μm and an α-alumina structure with a corundum type crystal structure on a cutting tool body using a sol-gel method. The step of forming includes adding an alcohol to aluminum alkoxide; adding an acid; stirring the mixture at 10° C. or lower to form a sol; applying the sol on a surface of the cutting tool body or an outer-most surface of a hard-coating layer formed on the surface of the cutting tool body; performing a drying process at least once, the applied sol being dried at 100 to 400° C. in the drying process; and annealing the cutting tool body with a dried sol layer at 500 to 1000° C.

摘要翻译： 表面涂层切削工具的制造方法包括：使用溶胶 - 凝胶法在切削工具主体上形成层厚度为0.05〜5μm的氧化铝层和刚玉型结晶结构的α-氧化铝结构体。 成型步骤包括向醇中加入醇; 加酸 在10℃以下搅拌该混合物以形成溶胶; 将所述溶胶涂布在所述切削工具主体的表面上，或者形成在所述切削工具主体的表面上的硬涂层的最外表面; 至少进行一次干燥处理，在干燥工序中，将涂布的溶胶在100〜400℃干燥; 并在500〜1000℃下用干燥的溶胶层退火切削工具主体。

公开(公告)号：US20070275268A1

公开(公告)日：2007-11-29

申请号：US11753053

申请日：2007-05-24

申请人： Hidemitsu Takaoka ,  Itsurou Tajima

发明人： Hidemitsu Takaoka ,  Itsurou Tajima

IPC分类号： B32B9/00

CPC分类号： C23C30/005 ,  B22F2005/001 ,  B22F2998/10 ,  C04B41/009 ,  C04B41/52 ,  C04B41/89 ,  C22C26/00 ,  C23C14/0021 ,  C23C14/022 ,  C23C14/0641 ,  C23C14/325 ,  Y10T428/24975 ,  Y10T428/265 ,  B22F1/0003 ,  B22F3/02 ,  B22F3/10 ,  B22F3/14 ,  C04B35/10 ,  C04B35/58014 ,  C04B35/5831 ,  C04B41/4529 ,  C04B41/5063 ,  C04B41/5066 ,  C04B41/5068

摘要： A cutting tool made of a surface-coated cubic boron nitride-based ultra-high-pressure sintered material, comprising a cutting insert main body formed by ultra-high-pressure sintering of a compact composed of titanium nitride, aluminum and/or aluminum oxide, and boron nitride, and a hard coating layer vapor deposited on the main body. The main body has a texture containing cubic boron nitride, titanium nitride and reaction product. The hard coating layer has a lower layer of nitride having a composition of [Ti1-X-YAlXSiY]N, where X is in a range from 0.40 to 0.60 and Y is in a range from 0.02 to 0.10 in an atomic ratio, and the upper layer comprises a thin layer A having the composition of [Ti1-X-YAlXSiY]N, where X is in a range from 0.40 to 0.60 in an atomic ratio and Y is in a range from 0.02 to 0.10, and a thin layer B consisting of a Ti nitride (TiN). The upper layer consists of the thin layer A and a thin layer B layered alternately.

摘要翻译： 一种由表面涂覆的立方氮化硼基超高压烧结材料制成的切削工具，包括通过超高压烧结由氮化钛，铝和/或氧化铝构成的压块形成的切削刀片主体 和氮化硼，以及沉积在主体上的硬涂层蒸气。 主体具有立方氮化硼，氮化钛和反应产物的纹理。 硬涂层具有下层的氮化物，其组成为[Ti 1 -Y 1 O X 1 Si Y N] N，其中X为 在0.40〜0.60的范围内，Y在原子比为0.02〜0.10的范围内，上层包含具有[Ti 1 -YY＆lt; SUB X X Si Y N，其中X在原子比为0.40-0.60的范围内，Y在0.02至0.10的范围内，薄层B由 Ti氮化物（TiN）。 上层由薄层A和交替层叠的薄层B组成。

公开(公告)号：US07939186B2

公开(公告)日：2011-05-10

申请号：US11753053

申请日：2007-05-24

申请人： Hidemitsu Takaoka ,  Itsurou Tajima

发明人： Hidemitsu Takaoka ,  Itsurou Tajima

IPC分类号： B23B27/14

CPC分类号： C23C30/005 ,  B22F2005/001 ,  B22F2998/10 ,  C04B41/009 ,  C04B41/52 ,  C04B41/89 ,  C22C26/00 ,  C23C14/0021 ,  C23C14/022 ,  C23C14/0641 ,  C23C14/325 ,  Y10T428/24975 ,  Y10T428/265 ,  B22F1/0003 ,  B22F3/02 ,  B22F3/10 ,  B22F3/14 ,  C04B35/10 ,  C04B35/58014 ,  C04B35/5831 ,  C04B41/4529 ,  C04B41/5063 ,  C04B41/5066 ,  C04B41/5068

摘要： A cutting tool made of a surface-coated cubic boron nitride-based ultra-high-pressure sintered material, comprising a cutting insert main body formed by ultra-high-pressure sintering of a compact composed of titanium nitride, aluminum and/or aluminum oxide, and boron nitride, and a hard coating layer vapor deposited on the main body. The main body has a texture containing cubic boron nitride, titanium nitride and reaction product. The hard coating layer has a lower layer of nitride having a composition of [Ti1 -X-YAlXSiY]N, where X is in a range from 0.40 to 0.60 and Y is in a range from 0.02 to 0.10 in an atomic ratio, and the upper layer comprises a thin layer A having the composition of [Ti1-X-YAlXSiY]N, where X is in a range from 0.40 to 0.60 in an atomic ratio and Y is in a range from 0.02 to 0.10, and a thin layer B consisting of a Ti nitride (TiN). The upper layer consists of the thin layer A and a thin layer B layered alternately.

摘要翻译： 一种由表面涂覆的立方氮化硼基超高压烧结材料制成的切削工具，包括通过超高压烧结由氮化钛，铝和/或氧化铝构成的压块形成的切削刀片主体 和氮化硼，以及沉积在主体上的硬涂层蒸气。 主体具有立方氮化硼，氮化钛和反应产物的纹理。 硬涂层具有[Ti1-X-YAlXSiY] N组成的下层氮化物，其中X在0.40〜0.60的范围内，Y在原子比为0.02〜0.10的范围内， 上层包括具有[Ti1-X-YAlXSiY] N组成的薄层A，其中X在原子比范围内在0.40至0.60的范围内，Y在0.02至0.10的范围内，薄层B 由Ti氮化物（TiN）组成。 上层由薄层A和交替层叠的薄层B组成。