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1. 发明授权

US08828527B2 Surface-coated cutting tool 有权
标题翻译：表面切割工具
公开(公告)号：US08828527B2
公开(公告)日：2014-09-09
申请号：US13256867
申请日：2010-03-18
申请人： Kohei Tomita , Makoto Igarashi , Akira Osada , Eiji Nakamura
发明人： Kohei Tomita , Makoto Igarashi , Akira Osada , Eiji Nakamura
IPC分类号： B23B27/14 , C23C28/04 , C23C16/02 , C23C16/40 , C23C16/32 , C23C30/00 , C23C16/36 , C23C16/34 , C23C16/30
CPC分类号： C23C16/403 , C23C16/0272 , C23C16/30 , C23C16/32 , C23C16/34 , C23C16/36 , C23C16/40 , C23C28/042 , C23C28/044 , C23C30/005 , Y10T428/24975 , Y10T428/265
摘要： A surface-coated cutting tool includes a tool substrate made of tungsten carbide-based cemented carbide or titanium carbonitride-based cermet; and a hard coating layer formed by vapor-depositing in order, a lower layer (a), an intermediate layer (b), and an upper layer (c) on the tool substrate. The lower layer (a) is a Ti layer composed of one or more of a titanium carbide layer, a titanium nitride layer, a titanium carbonitride layer, a titanium carboxide layer, and a titanium oxycarbonitride layer, and having a thickness of 3 to 20 μm. The intermediate layer (b) is an aluminum oxide layer having a thickness of 1 to 5 μm, and having an α-type crystal structure in a chemically vapor-deposited state. The upper layer (c) is an aluminum oxide layer having a thickness of 2 to 15 μm, and containing one or more elements of Ti, Y, Zr, Cr, and B.
摘要翻译：表面涂层切削工具包括由碳化钨基硬质合金或碳氮化钛基金属陶瓷制成的工具基板; 以及在工具基板上依次气相沉积形成的硬质涂层，下层（a），中间层（b）和上层（c）。下层（a）是由碳化钛层，氮化钛层，碳氮化钛层，钛羧化物层和碳氮氧化钛层中的一种以上构成的Ti层，其厚度为3〜20 μm。中间层（b）是厚度为1〜5μm，具有化学气相沉积状态的α型晶体结构的氧化铝层。上层（c）是厚度为2〜15μm的氧化铝层，含有Ti，Y，Zr，Cr，B的一种以上的元素。

2. 发明申请

US20120269589A1 SURFACE COATED CUTTING TOOL WITH EXCELLENT CHIPPING RESISTANCE 有权
标题翻译：表面涂层切割工具，具有优异的抗电弧性能
公开(公告)号：US20120269589A1
公开(公告)日：2012-10-25
申请号：US13504243
申请日：2010-11-01
申请人： Makoto Igarashi , Kohei Tomita , Eiji Nakamura , Akira Osada
发明人： Makoto Igarashi , Kohei Tomita , Eiji Nakamura , Akira Osada
IPC分类号： B32B18/00 , B32B15/04 , B32B7/02 , B23B27/14
CPC分类号： C23C16/0272 , C23C16/029 , C23C16/32 , C23C16/34 , C23C16/36 , C23C16/403 , C23C28/044 , C23C28/048 , C23C30/005 , Y10T407/27 , Y10T428/24975 , Y10T428/31678
摘要： Provided is a surface coated cutting tool in which a hard coating layer exhibits excellent chipping resistance in high-speed intermittent cutting processes. In the surface coated cutting tool having the hard coating layer including a lower layer (Ti compound layer) and an upper layer (Al2O3 layer) formed by vapor-deposition on the surface of the cutting tool body constituted by a WC-based cemented carbide or TiCN-based cermet, the ratio b/a of the number a of crystal grains in the Ti compound layer present in the interface to which the lower layer and the upper layer are adjacent to the number b of crystal grains in the Al2O3 layer is 4
摘要翻译：本发明提供一种表面涂层切削工具，其中硬涂层在高速间歇切削工艺中表现出优异的耐崩裂性。在具有硬涂层的表面涂层切削工具中，该硬涂层包括由WC基硬质合金构成的切削工具主体的表面上蒸镀形成的下层（Ti化合物层）和上层（Al2O3层），或 TiCN系金属陶瓷中，与Al 2 O 3层的晶粒数b相邻的下层和上层的界面中存在的Ti化合物层中的晶粒数a的比b / a为4

3. 发明授权

US08758907B2 Surface coated cutting tool with excellent chipping resistance 有权
标题翻译：表面涂层切削刀具，具有优异的耐崩裂性
公开(公告)号：US08758907B2
公开(公告)日：2014-06-24
申请号：US13504243
申请日：2010-11-01
申请人： Makoto Igarashi , Kohei Tomita , Eiji Nakamura , Akira Osada
发明人： Makoto Igarashi , Kohei Tomita , Eiji Nakamura , Akira Osada
IPC分类号： B23B9/04 , B23D3/04 , B23P15/28
CPC分类号： C23C16/0272 , C23C16/029 , C23C16/32 , C23C16/34 , C23C16/36 , C23C16/403 , C23C28/044 , C23C28/048 , C23C30/005 , Y10T407/27 , Y10T428/24975 , Y10T428/31678
摘要： Provided is a surface coated cutting tool in which a hard coating layer exhibits excellent chipping resistance in high-speed intermittent cutting processes. In the surface coated cutting tool having the hard coating layer including a lower layer (Ti compound layer) and an upper layer (Al2O3 layer) formed by vapor-deposition on the surface of the cutting tool body constituted by a WC-based cemented carbide or TiCN-based cermet, the ratio b/a of the number a of crystal grains in the Ti compound layer present in the interface to which the lower layer and the upper layer are adjacent to the number b of crystal grains in the Al2O3 layer is 4≦b/a≦20, and, furthermore, the average grain diameter of crystal grains in the Ti compound layer immediately below the Al2O3 layer is 0.5 μm or less.
摘要翻译：本发明提供一种表面涂层切削工具，其中硬涂层在高速间歇切削工艺中表现出优异的耐崩裂性。在具有硬涂层的表面涂层切削工具中，该硬涂层包括由WC基硬质合金构成的切削工具主体的表面上蒸镀形成的下层（Ti化合物层）和上层（Al2O3层），或 TiCN系金属陶瓷中，下层与上层相邻的界面中存在的Ti化合物层中的晶粒数a的比率b / a为Al 2 O 3层的晶粒数b 4 ; b / a＆nlE; 20，此外，Al 2 O 3层正下方的Ti化合物层中的晶粒的平均粒径为0.5μm以下。

4. 发明申请

US20120003452A1 SURFACE-COATED CUTTING TOOL 有权
标题翻译：表面涂层切割工具
公开(公告)号：US20120003452A1
公开(公告)日：2012-01-05
申请号：US13256867
申请日：2010-03-18
申请人： Kohei Tomita , Makoto Igarashi , Akira Osada , Eiji Nakamura
发明人： Kohei Tomita , Makoto Igarashi , Akira Osada , Eiji Nakamura
IPC分类号： B23B27/14
CPC分类号： C23C16/403 , C23C16/0272 , C23C16/30 , C23C16/32 , C23C16/34 , C23C16/36 , C23C16/40 , C23C28/042 , C23C28/044 , C23C30/005 , Y10T428/24975 , Y10T428/265
摘要： A surface-coated cutting tool includes a tool substrate made of tungsten carbide-based cemented carbide or titanium carbonitride-based cermet; and a hard coating layer formed by vapor-depositing in order, a lower layer (a), an intermediate layer (b), and an upper layer (c) on the tool substrate. The lower layer (a) is a Ti layer composed of one or more of a titanium carbide layer, a titanium nitride layer, a titanium carbonitride layer, a titanium carboxide layer, and a titanium oxycarbonitride layer, and having a thickness of 3 to 20 μm. The intermediate layer (b) is an aluminum oxide layer having a thickness of 1 to 5 μm, and having an α-type crystal structure in a chemically vapor-deposited state. The upper layer (c) is an aluminum oxide layer having a thickness of 2 to 15 μm, and containing one or more elements of Ti, Y, Zr, Cr, and B.
摘要翻译：表面涂层切削工具包括由碳化钨基硬质合金或碳氮化钛基金属陶瓷制成的工具基板; 以及在工具基板上依次气相沉积形成的硬质涂层，下层（a），中间层（b）和上层（c）。下层（a）是由碳化钛层，氮化钛层，碳氮化钛层，钛羧化物层和碳氮氧化钛层中的一种以上构成的Ti层，其厚度为3〜20 μm。中间层（b）是厚度为1〜5μm，具有化学气相沉积状态的α型晶体结构的氧化铝层。上层（c）是厚度为2〜15μm的氧化铝层，含有Ti，Y，Zr，Cr，B的一种以上的元素。

5. 发明授权

US08962126B2 Surface-coated cutting tool having hard-coating layer with excellent chipping resistance and fracturing resistance 有权
$Surface-coated cutting tool having hard-coating layer with excellent chipping resistance and fracturing resistance$
标题翻译：表面涂层切削工具，具有优异的耐崩裂性和耐破碎性的硬涂层
公开(公告)号：US08962126B2
公开(公告)日：2015-02-24
申请号：US13364748
申请日：2012-02-02
申请人： Sho Tatsuoka , Kohei Tomita , Akira Osada , Eiji Nakamura
发明人： Sho Tatsuoka , Kohei Tomita , Akira Osada , Eiji Nakamura
IPC分类号： B32B9/04 , C23C30/00
CPC分类号： C23C30/005 , Y10T428/24975
摘要： A surface-coated cutting tool, which has a hard-coating layer with excellent chipping and fracturing resistances in a high speed intermittent cutting work, is provided. The surface-coated cutting tool includes a cutting tool body, which is made of WC cemented carbide or TiCN-based cermet, and a hard-coating layer, which is vapor deposited on the cutting tool body and has a lower layer and an upper layer. The lower layer is a Ti compound layer, and the upper layer is an aluminum oxide layer. There is a micropore-rich layer in the lower layer in the vicinity of the interface between the lower and upper layers. There are micropores with diameters of 2 to 70 nm in the micropore-rich layer. The diameters of the micropores in the micropore-rich layer shows a bimodal distribution pattern.
摘要翻译：本发明提供了一种具有在高速断续切削加工中具有优异的切削和耐断裂性的硬涂层的表面涂层切削工具。表面涂层切削工具包括由WC硬质合金或TiCN基金属陶瓷制成的切削工具主体和气相沉积在切削工具主体上并具有下层和上层的硬涂层。下层为Ti化合物层，上层为氧化铝层。在下层和下层之间界面附近的下层中有一个富含微孔的层。在富微孔层中存在直径为2至70nm的微孔。微孔富含层中的微孔的直径呈双峰分布图案。

6. 发明申请

US20080233388A1 Surface-Coated Cutting Tool Made of Hard Metal and Manufacturing Method for Same 有权
标题翻译：硬金属表面涂层刀具及其制造方法
公开(公告)号：US20080233388A1
公开(公告)日：2008-09-25
申请号：US10597505
申请日：2005-01-28
申请人： Keisuke Morita , Tomoyuki Masuno , Akira Osada , Eiji Nakamura
发明人： Keisuke Morita , Tomoyuki Masuno , Akira Osada , Eiji Nakamura
IPC分类号： B32B15/00 , B32B33/00 , C23C14/35
CPC分类号： C23C14/06 , C23C14/0664 , C23C14/352 , C23C28/044 , C23C30/005 , Y10T428/24975 , Y10T428/252 , Y10T428/265 , Y10T428/30
摘要： A surface-coated cutting tool comprising: a hard substrate; a lower layer which is formed on a surface of the hard substrate, contains a composite compound consisting of at least one element selected from Ti and Al, and at least one element selected from N and C, and has an average thickness of 0.1 to 3 μm; and an upper layer having an average thickness of 1 to 13 μm, which is formed on the lower layer and having a texture in which fine grains of crystalline Ti (C,N) based compounds or fine grains of crystalline (Ti, Al)(C, N) based compounds are dispersively distributed in a matrix of a carbon based amorphous material containing W.
摘要翻译：一种表面涂覆的切削工具，包括：硬质基材; 形成在硬质基材的表面上的下层含有由选自Ti和Al的至少一种元素和选自N和C中的至少一种元素组成的复合化合物，其平均厚度为0.1至3 妈妈和平均厚度为1至13μm的上层，其形成在下层上并且具有结晶Ti（C，N）基化合物或结晶（Ti，Al）的细晶粒（Ti，Al）（ C，N）基化合物分散分布在含有W的碳基无定形材料的基体中

7. 发明申请

US20090170415A1 SURFACE-COATED CUTTING TOOL WITH HARD COATING LAYER HAVING EXCELLENT ABRASION RESISTANCE 有权
标题翻译：表面涂层切割工具，具有耐磨性好的硬涂层
公开(公告)号：US20090170415A1
公开(公告)日：2009-07-02
申请号：US12343987
申请日：2008-12-24
申请人： Kouhei Tomita , Michiyasu Nishiyama , Akira Osada , Eiji Nakamura
发明人： Kouhei Tomita , Michiyasu Nishiyama , Akira Osada , Eiji Nakamura
IPC分类号： B24D17/00
CPC分类号： C23C30/005 , C23C16/0272 , C23C16/403 , Y10T407/23 , Y10T407/27 , Y10T428/24942
摘要： In a surface-coated cutting tool, (a) a Ti compound layer as a lower layer and (b) an α-type Al2O3 layer as an upper layer having a crystal grain structure of an even polygonal shape (including an even hexagonal shape) and an elongate shape and containing Zr are deposited on the surface of a tool substrate. In the surface-coated cutting tool, the above mentioned crystal grains of which insides are divided by at least one crystal lattice interface with the constituent atom covalent lattice point type expressed by Σ3 occupying 60% or more as an area ratio in the crystal grains of the upper layer.
摘要翻译：在表面涂覆的切削工具中，（a）作为下层的Ti化合物层和（b）具有均匀多边形（包括均匀六边形）的晶粒结构的上层的α型Al 2 O 3层，并且包含Zr的细长形状沉积在工具衬底的表面上。在表面涂覆的切削工具中，将上述内部晶粒与由Sigma3表示的构成原子共价晶格点型至少一个晶格界面除以占晶体的晶粒面积的60％以上上层。

8. 发明授权

US07348051B2 Surface-coated cermet cutting tool with hard coating layer having excellent chipping resistance 有权
标题翻译：表面涂层金属陶瓷切削工具，硬质涂层具有优异的耐崩裂性
公开(公告)号：US07348051B2
公开(公告)日：2008-03-25
申请号：US11174015
申请日：2005-06-30
申请人： Akira Osada , Eiji Nakamura
发明人： Akira Osada , Eiji Nakamura
IPC分类号： B23B27/14
CPC分类号： C23C30/005 , C23C16/36 , Y10T428/24975 , Y10T428/265
摘要： A surface-coated cermet cutting tool with a hard coating layer is provided. The surface-coated cermet cutting tool is formed by coating, on a surface of a tool substrate, the hard-coating layer which includes an upper layer and a lower layer. The lower layer contains titanium compound layers and the upper layer contains an Al2O3 layer. One layer of the titanium compound layers in the lower layer includes a TiCN layer which has an average layer thickness of 2.5 to 15 μm and indicates a tilt-angle frequency distribution graph in which the highest peak exists in a tilt angle section ranging 0 to 10° and the total sum of frequencies existing in the range of 0 to 10° occupies a ratio of 45% or more of the total frequencies in the tilt-angle frequency distribution graph.
摘要翻译：提供具有硬涂层的表面涂覆金属陶瓷切削工具。表面被覆金属陶瓷切削工具通过在工具基板的表面上涂布包含上层和下层的硬涂层而形成。下层含有钛化合物层，上层含有Al 2 O 3 O 3层。下层中的钛化合物层的一层包括平均层厚度为2.5至15μm的TiCN层，并且表示在0至10°的倾斜角度部分中存在最高峰的倾斜角频率分布图 °，并且存在于0至10°范围内的频率的总和占据倾斜角频率分布图中总频率的45％或更多的比率。

9. 发明授权

US07655299B2 Surface-coated cutting tool made of hard metal and manufacturing method for same 有权
标题翻译：硬质金属表面切割刀具及其制造方法
公开(公告)号：US07655299B2
公开(公告)日：2010-02-02
申请号：US10597505
申请日：2005-01-28
申请人： Keisuke Morita , Tomoyuki Masuno , Akira Osada , Eiji Nakamura
发明人： Keisuke Morita , Tomoyuki Masuno , Akira Osada , Eiji Nakamura
IPC分类号： B23B27/14 , C23C16/00
CPC分类号： C23C14/06 , C23C14/0664 , C23C14/352 , C23C28/044 , C23C30/005 , Y10T428/24975 , Y10T428/252 , Y10T428/265 , Y10T428/30
摘要： A surface-coated cutting tool comprising: a hard substrate; a lower layer which is formed on a surface of the hard substrate, contains a composite compound consisting of at least one element selected from Ti and Al, and at least one element selected from N and C, and has an average thickness of 0.1 to 3 μm; and an upper layer having an average thickness of 1 to 13 μm, which is formed on the lower layer and having a texture in which fine grains of crystalline Ti (C,N) based compounds or fine grains of crystalline (Ti, Al)(C, N) based compounds are dispersively distributed in a matrix of a carbon based amorphous material containing W.
摘要翻译：一种表面涂覆的切削工具，包括：硬质基材; 形成在硬质基材的表面上的下层含有由选自Ti和Al的至少一种元素和选自N和C中的至少一种元素组成的复合化合物，其平均厚度为0.1至3 妈妈和平均厚度为1至13μm的上层，其形成在下层上并且具有结晶Ti（C，N）基化合物或结晶（Ti，Al）的细晶粒（Ti，Al）（ C，N）基化合物分散分布在含有W的碳基无定形材料的基体中

10. 发明授权

US07597511B2 Surface-coated cutting tool with hard coating layer having excellent abrasion resistance 有权
标题翻译：表面涂层切削工具，硬质涂层具有优异的耐磨性
公开(公告)号：US07597511B2
公开(公告)日：2009-10-06
申请号：US12343987
申请日：2008-12-24
申请人： Kouhei Tomita , Michiyasu Nishiyama , Akira Osada , Eiji Nakamura
发明人： Kouhei Tomita , Michiyasu Nishiyama , Akira Osada , Eiji Nakamura
IPC分类号： B23B27/14 , B23B27/00
CPC分类号： C23C30/005 , C23C16/0272 , C23C16/403 , Y10T407/23 , Y10T407/27 , Y10T428/24942
摘要： In a surface-coated cutting tool, (a) a Ti compound layer as a lower layer and (b) an α-type Al2O3 layer as an upper layer having a crystal grain structure of an even polygonal shape (including an even hexagonal shape) and an elongate shape and containing Zr are deposited on the surface of a tool substrate. In the surface-coated cutting tool, the above mentioned crystal grains of which insides are divided by at least one crystal lattice interface with the constituent atom covalent lattice point type expressed by Σ3 occupying 60% or more as an area ratio in the crystal grains of the upper layer.
摘要翻译：在表面涂覆的切削工具中，（a）作为下层的Ti化合物层和（b）具有均匀多边形（包括均匀六边形）的晶粒结构的上层的α型Al 2 O 3层，并且包含Zr的细长形状沉积在工具衬底的表面上。在表面涂覆的切削工具中，将上述内部晶粒与由Sigma3表示的构成原子共价晶格点型至少一个晶格界面除以占晶体的晶粒面积的60％以上上层。

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