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1. 发明专利

JP2004218069A High rigidity steel producible by melting method, and production method therefor 有权
公开(公告)号：JP2004218069A
公开(公告)日：2004-08-05
申请号：JP2003394215
申请日：2003-11-25
申请人： Aichi Steel Works Ltd , Toyota Central Res & Dev Lab Inc , 愛知製鋼株式会社 , 株式会社豊田中央研究所
发明人： NAKAJIMA YOSHIHIRO , IKEHATA HIDEAKI , MATSUMOTO NOBUHIKO , TANAKA KOJI , NISHINO KAZUAKI , SAITO TAKU
IPC分类号： C21C7/00 , C22C38/00 , C22C38/06 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high rigidity steel having a high Young's modulus which can be produced not by sintering but by a melting method, and to provide a production method therefor.
SOLUTION: In the steel, the boride of the group 4A, 5A or 6A elements consisting essentially of Ti or the compounded substance thereof is dispersed by 5 to 25 vol%. The matrix phase has a composition comprising, by mass% after the dispersion of the boride, ≤0.20% C, 0.10 to 1.00% Si, 0.20 to 8.00% Mn, ≤0.045% P, ≤0.030% S and ≤1.00% Al, and, if required, comprising one or more kinds of metals selected from ≤14.00% Ni, ≤28.00% Cr, ≤4.00% Mo, ≤1.00% V, ≤1.00% Nb and 0.50 to 3.50% Cu, and the balance Fe with inevitable impurities. Dissolution is performed in a closed space of ≤250 Pa.
COPYRIGHT: (C)2004,JPO&NCIPI

2. 发明专利

JP2005154826A High-rigidity ingot steel having excellent machinability 有权
标题翻译：具有优异机械性能的高刚性钢
公开(公告)号：JP2005154826A
公开(公告)日：2005-06-16
申请号：JP2003394214
申请日：2003-11-25
申请人： Aichi Steel Works Ltd , Toyota Central Res & Dev Lab Inc , 愛知製鋼株式会社 , 株式会社豊田中央研究所
发明人： OKURA KAZUTAKA , NAKAJIMA YOSHIHIRO , IKEHATA HIDEAKI , MATSUMOTO NOBUHIKO , TANAKA KOJI
IPC分类号： C21C7/00 , C22C38/00 , C22C38/14 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a novel means capable of improving the machinability of high-rigidity steel which is a super-hardly workable material.
SOLUTION: The super-hardly workable material is prepared by dispersing borides containing one or more elements selected from the group consisting of group 4A element, group 5A element, group 6A element and Fe and/or their composite materials at 5 to 25vol.% into a matrix phase composed of pure iron or an iron alloy, wherein 80vol.% by volumetric per cent among the crystallized materials prepared by adding the carbides of the group 4A element, group 5A element, group 6A element mainly composed of TiC into the dispersed borides and/or their composite materials is TiB
2 , 4 to 11vol.% by volumetric per cent is TiC and the content of C over the entire part of the steel is 0.08 to 0.20mass%.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够提高作为超难加工材料的高刚性钢的机械加工性的新型装置。解决方案：通过将含有选自4A族元素，5A族元素，6A族元素，Fe和/或它们的复合材料的一种或多种元素的硼化物分散在5〜25体积％％成为由纯铁或铁合金组成的基体相，其中通过将主要由TiC组成的4A族元素，5A族元素，6A族元素的碳化物添加到通过将TiC主要组成的第6A族元素的碳化物加入到结晶材料中的80体积％分散的硼化物和/或它们的复合材料是TiB 2 SBB，4至11体积％的体积百分比是TiC，并且钢的整个部分的C含量为0.08至0.20质量％。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2004107724A Cast alloy for turbine wheel superior in high-temperature property, and casting therefor 审中-公开
公开(公告)号：JP2004107724A
公开(公告)日：2004-04-08
申请号：JP2002271393
申请日：2002-09-18
申请人： Aichi Steel Works Ltd , Toyota Central Res & Dev Lab Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 愛知製鋼株式会社 , 株式会社豊田中央研究所
发明人： KAWAURA HIROYUKI , TANAKA KOJI , MATSUMOTO NOBUHIKO , NISHINO KAZUAKI , HIBINO YOSHIHIRO , FUJITA YASUHISA
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a cast alloy suitable for a turbine wheel of a diesel car, and to provide a casting thereof.
SOLUTION: The cast alloy for the turbine wheel comprises, by weight ratio, 0.1% or less C, 2.0% or less Si, 2.0% or less Mn, 25-45% Ni, 10-22% Cr, 2-5% Mo, 1.5-6.0% Ti, 0.5-3.0% Al and the balance Fe with unavoidable elements, while satisfying Ti/Al of 4 or less and 2(Ti+Al)+Cr of 20-30%. The alloy may further include one or more elements of 0.05-2.0% Nb, 0.05-2.0% Ta, 0.0005-0.01% B, 0.0005-0.02% Ca and 0.0005-0.02% Mg, as needed. The casting for the turbine wheel is made of the above alloy, has the high-temperature properties equal to or better than those of a conventional turbine wheel casting, and enables great cost-reduction.
COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2003048132A Tool holder 审中-公开
标题翻译：工具托架
公开(公告)号：JP2003048132A
公开(公告)日：2003-02-18
申请号：JP2001240110
申请日：2001-08-08
申请人： Aisan Ind Co Ltd , Toyota Central Res & Dev Lab Inc , 愛三工業株式会社 , 株式会社豊田中央研究所
发明人： YAMADA SHIGEKI , HAYASHI KENJI , TANAKA KOJI , MATSUMOTO NOBUHIKO , IKEHATA HIDEAKI
IPC分类号： B23Q3/12
摘要： PROBLEM TO BE SOLVED: To reduce the vibration of a tool by improving the rigidity of, and reducing the weight of a tool.
SOLUTION: In the tool holder 1 for holding the tool, the Young's modulus of a material for the tool holder is within a range of 250 GPa to 330 GPa, and the specific gravity thereof is in a range of 6.4 to 7.2. The rigidity of the tool is improved, and the weight of the tool is reduced by the tool holder, the vibration or breakage of the tool is reduced, the machining accuracy is improved, and the cutting productivity is considerably improved.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：通过提高工具的刚性和减轻工具的重量来减少工具的振动。解决方案：在用于保持工具的工具架1中，用于刀架的材料的杨氏模量在250GPa至330GPa的范围内，并且其比重在6.4至7.2的范围内。提高了工具的刚性，并且通过工具架减小了工具的重量，减少了工具的振动或破损，提高了加工精度，并且显着提高了切割生产率。

5. 发明专利

JP2005336608A Iron-based sintered alloy and its manufacturing method 有权
标题翻译：基于铁的烧结合金及其制造方法
公开(公告)号：JP2005336608A
公开(公告)日：2005-12-08
申请号：JP2005125089
申请日：2005-04-22
申请人： Toyota Central Res & Dev Lab Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： KONDO MIKIO , MATSUMOTO NOBUHIKO , MIYAKE KENBU , TAKEMOTO YOSHIHIDE , YANO HITOSHI
IPC分类号： B22F1/00 , B22F3/02 , B22F3/10 , C22C33/02 , C22C38/00 , C22C38/04 , C22C38/44
摘要： PROBLEM TO BE SOLVED: To provide an iron-based sintered alloy in which mechanical properties such as strength and dimensional stability before and after sintering can be secured while suppressing the use of Cu or Ni and also to provide its manufacturing method. SOLUTION: The iron-based sintered alloy is an iron-based sintered alloy obtained by sintering a powder compact prepared by compacting a raw-material powder composed mainly of Fe and has a composition consisting of, by mass, 0.1 to 1.0% C, 0.01 to 1.5% Mn, 0.02 to 3.5% (Mn+Si) and the principal balance Fe when the total is 100 mass%. It is found out that the use of proper amounts of Mn and Si can strengthen the iron-based sintered alloy and develop excellent dimensional stability. As the result, the use of Cu or Ni hitherto considered to be almost essential for the strengthening of the iron-based sintered alloy can be suppressed or eliminated and the recyclability of the iron-based sintered alloy can be improved, and further, cost reduction can be attained. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种铁基烧结合金，其中可以在抑制Cu或Ni的使用的同时确保烧结前后的强度和尺寸稳定性等机械性能，并提供其制造方法。铁基烧结合金是通过烧结由主要由Fe组成的原料粉末压实而成的粉末成形体而得到的铁基烧结合金，其组成以质量计为0.1〜1.0质量％ C，0.01〜1.5％Mn，0.02〜3.5％（Mn + Si），总平衡Fe为100质量％时为Fe。发现使用适量的Mn和Si可以加强铁基烧结合金，并发展出优异的尺寸稳定性。结果，能够抑制或消除使用迄今为止对铁基烧结合金的强化几乎必不可少的Cu或Ni，并且可以提高铁基烧结合金的可回收性，进一步降低成本可以实现。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2006233331A Iron-based sintered alloy and manufacturing method therefor 有权
标题翻译：基于铁的烧结合金及其制造方法
公开(公告)号：JP2006233331A
公开(公告)日：2006-09-07
申请号：JP2006015437
申请日：2006-01-24
申请人： Toyota Central Res & Dev Lab Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MATSUMOTO NOBUHIKO , KONDO MIKIO , MIYAKE KENBU , YANO HITOSHI , ANDO KIMIHIKO
IPC分类号： C22C38/00 , B22F3/10 , B22F3/24 , C22C33/02
摘要： PROBLEM TO BE SOLVED: To provide an iron-based sintered alloy superior in strength and toughness, and to provide a manufacturing method therefor.
SOLUTION: The iron-based sintered alloy 3 is manufactured by the steps of: pressing a raw powder 1 containing two or more iron powders 10 and 20 having different grain sizes and compositions from the others into a powder compact 2; and heating and sintering the powder compact 2 in an oxidation-preventing atmosphere. The manufacturing method downsizes remaining cavities to increase the strength at the neck part; and optimizes a balance of hardness with ductility in the neck part and the inner part of the particle to provide the iron-based sintered alloy having high strength and toughness.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供强度和韧性优异的铁基烧结合金，并提供其制造方法。解决方案：铁基烧结合金3通过以下步骤制造：将含有两种或更多种不同晶粒尺寸和组成的铁粉10和20的原料粉末1压成粉末成型体2; 在防氧化气氛中加热烧结粉体2。制造方法减小了剩余的空腔，以增加颈部的强度; 并优化其在颈部和内部的硬度与延展性的平衡，以提供具有高强度和韧性的铁基烧结合金。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005336609A Iron-based sintered alloy member and its manufacturing method 有权
标题翻译：基于铁的烧结合金成员及其制造方法
公开(公告)号：JP2005336609A
公开(公告)日：2005-12-08
申请号：JP2005125117
申请日：2005-04-22
申请人： Toyota Central Res & Dev Lab Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： KONDO MIKIO , MATSUMOTO NOBUHIKO , MIYAKE KENBU , TAKEMOTO YOSHIHIDE , YANO HITOSHI
IPC分类号： B22F3/02 , B22F3/10 , C22C22/00 , C22C38/00
摘要： PROBLEM TO BE SOLVED: To provide an ultrahigh density sintered compact having excellent dimensional stability.
SOLUTION: The iron-based sintered alloy member is an iron-based sintered alloy member obtained by sintering a powder compact prepared by compacting a raw-material powder composed mainly of Fe and has a composition consisting of, by mass, 0.01 to 2% Si, 0.1 to 0.8% C and the principal balance Fe when the total is 100 mass%, and further, the density ratio of the sintered compact, as a ratio of bulk density to theoretical density, is made to a high density of ≥96%. Even in the case where a C-containing ultrahigh density powder compact is sintered, the occurrence of blister in the sintered compact can be suppressed by the incorporation of Si and the dimensional stability of the sintered compact can be secured.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有优异尺寸稳定性的超高密度烧结体。铁基烧结合金构件是通过烧结由主要由Fe组成的原料粉末压实而制备的粉末压块而获得的铁基烧结合金构件，其组成由以质量计0.01〜 2％Si，0.1〜0.8％C，当总量为100质量％时的主余量为Fe，另外，作为体积密度与理论密度的比例，将烧结体的密度比设为高密度 ≥96％。即使在含有C的超高密度粉末成形体的情况下，也可以通过Si的掺入来抑制烧结体中的起泡，能够确保烧结体的尺寸稳定性。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2009203535A Iron based sintered alloy, and method for producing the same 有权
标题翻译：基于铁的烧结合金及其制造方法
公开(公告)号：JP2009203535A
公开(公告)日：2009-09-10
申请号：JP2008048271
申请日：2008-02-28
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MATSUMOTO NOBUHIKO , KONDO MIKIO , MIYAKE KENBU , ANDO KIMIHIKO , OMURA SHINYA
IPC分类号： C22C38/00 , B22F1/00 , B22F3/10
摘要： PROBLEM TO BE SOLVED: To provide an iron based sintered alloy having excellent strength and toughness, and to provide a method for producing the same.
SOLUTION: The iron based sintered alloy includes a sintered compact obtained in such a manner that a powdery mixture obtained by mixing raw material powders mixed with one or more coarse powders composed of pure iron or an iron alloy and one or more fine powders composed of pure iron or an iron alloy and having the average particle diameter smaller than that of the coarse powders is press-molded, so as to be a powder molded body, and the powder molded body is heated and sintered, wherein the molded body is the high density one in which the average particle diameter (d) of the fine powders, the average particle diameter (D) of the coarse powders and the blending amount of the fine powders are regulated to predetermined ranges. This iron based sintered alloy includes high strength and high toughness, and further includes excellent fatigue strength, and the application of the iron based sintered alloy is expanded.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的强度和韧性的铁基烧结合金，并提供其制造方法。铁基烧结合金包括烧结体，该烧结体通过将与纯铁或铁合金组成的一种或多种粗粉混合的原料粉末与一种或多种细粉末混合而获得的粉末混合物由纯铁或铁合金构成，其平均粒径小于粗粉末的粒径的粉末成型体，将粉末成型体加热烧结，成型体为其中细粉末的平均粒径（d），粗粉末的平均粒径（D）和细粉末的配合量的高密度度调节到预定范围。该铁基烧结合金具有高强度，高韧性，并且还具有优异的疲劳强度，并且铁基烧结合金的应用得以扩大。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2012122127A Iron-based sintered steel material, and method for manufacturing the same 有权
标题翻译：基于铁的烧结钢材料及其制造方法
公开(公告)号：JP2012122127A
公开(公告)日：2012-06-28
申请号：JP2010276326
申请日：2010-12-10
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： MATSUMOTO NOBUHIKO , KONDO MIKIO , MIYAKE KENBU , SUGIYAMA MASAKI , NAKATANI KAZUMICHI
IPC分类号： C22C38/00 , B22F3/24 , C22C33/02
摘要： PROBLEM TO BE SOLVED: To provide an iron-based sintered steel material that can achieve both low cost and mechanical properties.SOLUTION: The iron-based sintered steel material comprises a sintered body obtained by sintering a molded body formed by press-molding raw material particles that contain Fe as a main component, and is characterized by containing 0.05-06 mass% of V, 0.1-1.0 mass% of C, and the balance Fe with inevitable impurities based on 100 mass% of the whole. The iron-based sintered steel material includes a small amount of V for easy dispersion in a matrix even with a short period of sintering, and has a metallic structure of entirely fine-grained ferrite phase and pearlite phase. As a result, the iron-based sintered steel material can express mechanical properties equivalent or superior to the conventional properties while being low cost.
摘要翻译：要解决的问题：提供能够实现低成本和机械性能的铁基烧结钢材料。铁基烧结钢材料包括通过烧结通过将含有Fe作为主要成分的原料颗粒加压成型而形成的成型体而得到的烧结体，其特征在于，含有0.05〜0.06质量％的V ，0.1〜1.0质量％的C，剩余的Fe与不可避免的杂质占100质量％。铁基烧结钢材料即使在短时间烧结时，也含有少量V，容易分散于基质中，具有完全细小的铁素体相和珠光体相的金属组织。结果，铁基烧结钢材料能够以低成本表现出与常规性能相当或优于同等性能的机械性能。版权所有（C）2012，JPO＆INPIT

10. 发明专利

JP2014177664A Powder for molding, lubricant concentrated powder and method of producing metal member 有权
标题翻译：用于成型的粉末，润滑剂浓缩粉末和生产金属成员的方法
公开(公告)号：JP2014177664A
公开(公告)日：2014-09-25
申请号：JP2013051091
申请日：2013-03-13
申请人： Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Toyota Motor Corp , トヨタ自動車株式会社
发明人： KONDO MIKIO , MATSUMOTO NOBUHIKO , MIYAKE KENBU , NAKATANI KAZUMICHI
IPC分类号： B22F1/00 , B22F3/02
CPC分类号： B22F1/0059 , B22F3/12 , B22F2001/0066 , B22F2003/145 , Y10T428/2991
摘要： PROBLEM TO BE SOLVED: To provide a powder for molding which allows reduction of the drawing force while reducing the content of an internal lubricant.SOLUTION: A powder for molding is a mixture of a first constituent particle composed of a first metal-based particle and a second constituent particle composed of a second metal-based particle. A first lubricant concentration representing the mass ratio of a first internal lubricant adhered to the surface of the first metal-based particle to the whole of the first constituent particle is higher than a second lubricant concentration representing the mass ratio of a second internal lubricant adhered to the surface of the second metal-based particle to the whole of the second constituent particle. A first particle size with the size of the first metal-based particle as the index is preferably larger than a second particle size with the size of the second metal-based particle as the index. The lubricant concentration ratio (Lr=L2/L1) of a second lubricant concentration (L2) to a first lubricant concentration (L1) is preferably 0.01-0.5.
摘要翻译：要解决的问题：提供一种能够降低拉伸力同时降低内部润滑剂的含量的成型用粉末。溶解性：成型用粉末是由第一金属类粒子和由第二金属基颗粒构成的第二构成颗粒。表示粘附在第一金属类颗粒表面上的第一内部润滑剂与第一构成颗粒整体的质量比的第一润滑剂浓度高于表示粘附到第一金属基颗粒的第二内部润滑剂的质量比的第二润滑剂浓度第二金属基颗粒的表面与第二组分颗粒的整体。以第一金属类粒子的大小为指标的第一粒径优选大于以第二金属类粒子的大小为指标的第二粒径。第二润滑剂浓度（L2）与第一润滑剂浓度（L1）的润滑剂浓度比（Lr = L2 / L1）优选为0.01-0.5。

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