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公开(公告)号:US20070212248A1
公开(公告)日:2007-09-13
申请号:US11709802
申请日:2007-02-23
申请人: Katsutoshi Nii , Zenzo Ishijima , Takahiro Jinushi
发明人: Katsutoshi Nii , Zenzo Ishijima , Takahiro Jinushi
IPC分类号: B22F3/24
CPC分类号: B22F3/26 , B22F3/24 , B22F5/106 , B22F2998/00 , B22F2998/10 , F16C17/10 , F16C33/106 , F16C33/201 , B22F2003/247 , B22F2202/05 , B22F2202/06 , B22F3/10 , B22F3/164 , B22F2003/245 , B22F2003/242
摘要: A production method for a fluid dynamic pressure sintered bearing includes: preparing a sintered bearing having a porosity of 8 to 20 vol % as a material; and controlling at least one of an overall length, an outer diameter, and an inner diameter of the sintered bearing by repressing the sintered bearing. The production method further includes: forming grooves for generating a fluid dynamic pressure on a bearing surface of the sintered bearing by performing repressing and plastic working on the sintered bearing; and sealing pores exposed on the bearing surface by infiltrating a resin into at least the pores; and barreling entire surface of the sintered bearing by magnetic barreling or electromagnetic barreling.
摘要翻译: 一种流体动态压力烧结轴承的制造方法,其特征在于,具有:制作孔隙率为8〜20体积%的烧结轴承作为材料; 以及通过压制所述烧结轴承来控制所述烧结轴承的总长度,外径和内径中的至少一个。 该制造方法还包括:通过在烧结轴承上进行压制和塑性加工,形成用于在烧结轴承的支承表面上产生流体动压的槽; 以及通过将树脂渗透到至少孔中来密封暴露在轴承表面上的孔; 并通过磁力滚筒或电磁滚筒来滚动烧结轴承的整个表面。
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公开(公告)号:US20080010832A1
公开(公告)日:2008-01-17
申请号:US11711028
申请日:2007-02-27
IPC分类号: B21K1/10
CPC分类号: F16C33/10 , B22F3/26 , B22F2998/00 , B22F2998/10 , B22F2999/00 , C22C1/0425 , F16C33/20 , F16C33/201 , F16C33/208 , Y10T29/49639 , B22F1/0003 , B22F1/0055 , B22F3/02 , B22F3/1007 , B22F3/16 , B22F2201/016 , B22F3/164 , B22F3/162
摘要: A sintered fluid dynamic pressure bearing completely seals or decreases the sizes of gaps formed in pores by shrinkage when a resin impregnated therein shrinks. The fluid dynamic pressure bearings can be reliably and easily produced using fewer processes while superior quality is maintained. A production method for a fluid dynamic pressure bearing includes a resin sealing process including a resin impregnating step in which a monomer of an anaerobic resin composed primarily of acrylate or methacrylate is impregnated in pores of a porous sintered compact, an excess resin washing off step in which excess resin adhering to the surface of the porous sintered compact is washed off, and a resin curing step in which the monomer of the anaerobic resin impregnated in the pores is cured by heating the porous sintered compact to at least the curing temperature of the resin after washing off the excess resin; the resin sealing process is repeatedly carried out, and a monomer of an anaerobic resin containing an organic peroxide at 0.1 to 1.0 mass % is used in at least the resin impregnating step of the last resin sealing process.
摘要翻译: 当浸渍在其中的树脂收缩时,烧结流体动压轴承通过收缩完全密封或减小在孔中形成的间隙的尺寸。 流体动压轴承可以使用更少的工艺可靠且容易地制造,同时保持优良的质量。 流体动压轴承的制造方法包括:树脂密封方法,其包括树脂浸渍步骤,其中主要由丙烯酸酯或甲基丙烯酸酯组成的厌氧性树脂的单体浸渍在多孔烧结体的孔中,多余的树脂洗涤步骤 洗涤多孔烧结体表面附着的多余的树脂,并且通过将多孔烧结体加热至至少树脂的固化温度来固化浸渍在孔中的厌氧性树脂的单体的树脂固化步骤 洗掉多余的树脂后; 重复进行树脂密封处理,至少在最后一次树脂密封工序的树脂浸渍工序中使用含有0.1〜1.0质量%的有机过氧化物的厌氧性树脂的单体。
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公开(公告)号:US20130061901A1
公开(公告)日:2013-03-14
申请号:US13606418
申请日:2012-09-07
摘要: Provided is a high temperature thermoelectric converting module including a plurality of p type thermoelectric elements; a plurality of n type thermoelectric elements; a plurality of electrodes; and a lead line. The plurality of p type thermoelectric elements, the plurality of n type thermoelectric elements, and the plurality of electrodes are electrically serially connected to each other, a pair of connecting lines that connects the lead line to one of the plurality of electrodes to output to the outside is further included, at least one electrode which is disposed at the high temperature side and the plurality of p type and n type thermoelectric elements are bonded with an intermediate layer therebetween. The plurality of p type and n type thermoelectric elements contain silicon as a component and the intermediate layer is formed as a layer containing aluminum and silicon and components other than silicon of the thermoelectric elements.
摘要翻译: 提供一种包括多个p型热电元件的高温热电转换模块; 多个n型热电元件; 多个电极; 和引导线。 多个p型热电元件,多个n型热电元件和多个电极彼此电连接,一对连接线,其将引线连接到多个电极中的一个以输出到 还包括外部,设置在高温侧的至少一个电极和多个p型和n型热电元件在其间具有中间层。 多个p型和n型热电元件含有硅作为组分,并且中间层形成为含有铝和硅的层以及除了热电元件的硅以外的成分。
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公开(公告)号:US09492867B2
公开(公告)日:2016-11-15
申请号:US13279759
申请日:2011-10-24
CPC分类号: B22F3/03 , B30B11/02 , B30B15/302
摘要: A forming die assembly for microcomponents includes a forming die and a punch. The forming die is formed with a cavity, a punch hole connected to the cavity, and a supply path for supplying a raw material with a metal powder and a binder having plasticity. The supply path is connected to the cavity so as to have a gate therebetween and is used for supplying the raw material into the cavity. The punch is slidably inserted into the punch hole, and it opens and closes the gate by reciprocatory sliding. The punch closes the gate and compresses the raw material in the cavity into a green compact by sliding in the direction of the cavity.
摘要翻译: 用于微型部件的成型模具组件包括成形模具和冲头。 成形模具形成有空腔,连接到空腔的冲孔和用于向原材料供应金属粉末和具有可塑性的粘合剂的供给路径。 供给路径连接到空腔,以便在其间具有栅极,并且用于将原料供应到空腔中。 冲头可滑动地插入冲孔,并且通过往复滑动打开和关闭门。 打孔器关闭门,并通过沿空腔的方向滑动将空腔中的原料压缩成绿色压块。
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公开(公告)号:US5545487A
公开(公告)日:1996-08-13
申请号:US385988
申请日:1995-02-09
申请人: Zenzo Ishijima , Jun-ichi Ichikawa , Shuji Sasaki , Hideo Shikata , Hideo Urata , Shoji Kawase , Jun-ichi Ueda
发明人: Zenzo Ishijima , Jun-ichi Ichikawa , Shuji Sasaki , Hideo Shikata , Hideo Urata , Shoji Kawase , Jun-ichi Ueda
CPC分类号: C22C1/0416 , Y10T428/12007 , Y10T428/12014 , Y10T428/12028 , Y10T428/12049 , Y10T428/12056
摘要: The Al-Si sintered alloy having good mechanical strength and elongation and is especially excellent in wear resistance, and a method for producing the same. The sintered alloy consists of 2.4-23.5% Si, 2-5% Cu, 0.2-1.5% Mg, 0.01-1% of transition metals and the balance of aluminum and unavoidable impurities, and has a dapple grain structure of an Al-solid solution phase and an Al-Si alloy phase containing dispersed pro-eutectic Si crystals having a maximum diameter of 5-60 .mu.m either in the whole body or in the surface contact portion, and the area ratio of the Al-solid solution phase in the grain structure is in the range of 20-80%.
摘要翻译: 具有良好的机械强度和伸长率并且耐磨性特别优异的Al-Si烧结合金及其制造方法。 烧结合金由2.4-23.5%的Si,2-5%的Cu,0.2-1.5%的Mg,0.01-1%的过渡金属和余量的铝和不可避免的杂质组成,并且具有Al固体的双晶粒结构 溶液相和含有全体或表面接触部分中最大直径为5-60μm的分散的共晶共晶Si晶体的Al-Si合金相,以及Al-固溶体相的面积比 晶粒结构在20-80%的范围内。
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公开(公告)号:US08851872B2
公开(公告)日:2014-10-07
申请号:US13279839
申请日:2011-10-24
CPC分类号: B30B11/02 , B22F3/004 , B22F3/03 , B22F5/08 , B22F2003/023 , B22F2003/033 , B30B11/04 , B30B15/302
摘要: A forming die assembly for microcomponents includes a forming die, a plunger, and a punch. The forming die is formed with a cavity, a storage portion for storing a raw material with a metal powder and a binder having plasticity, and a punch hole that connects the cavity and the storage portion so as to form a gate therebetween. The plunger is formed so as to be slidably inserted into the storage portion and to fill the raw material stored in the storage portion into the cavity through the punch hole. The punch is slidably inserted into the plunger in the sliding direction of the plunger and opens and closes the gate by reciprocatory sliding. The punch closes the gate and compresses the raw material in the cavity into a green compact by sliding in the direction of the cavity.
摘要翻译: 用于微型部件的成型模具组件包括成型模具,柱塞和冲头。 成形模具形成有空腔,用于存储具有金属粉末的原材料和具有可塑性的粘合剂的存储部分,以及连接空腔和存储部分以在其间形成闸门的冲孔。 柱塞被形成为可滑动地插入存储部分中,并且通过冲孔将存储在存储部分中的原料填充到空腔中。 冲头在柱塞的滑动方向上可滑动地插入柱塞中,并通过往复运动打开和关闭门。 打孔器关闭门,并通过沿空腔的方向滑动将空腔中的原料压缩成绿色压块。
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公开(公告)号:US07666348B2
公开(公告)日:2010-02-23
申请号:US11429178
申请日:2006-05-08
IPC分类号: B22F3/12
CPC分类号: B22F5/10 , B22F2001/0066 , B22F2998/00 , B22F2998/10 , B22F3/03 , B22F3/1021 , B22F2201/10 , B22F1/0077 , B22F3/02
摘要: A production method includes: preparing a metal powder composed of one of Mo and W, and a binder composed of a thermoplastic resin and a wax; mixing the metal powder and 40 to 60 volume % of the binder with respect to the metal powder into a mixed powder; and heating and kneading the mixed powder into a raw material. The production method further includes: supplying a predetermined of the raw material in a hole of a die; and compacting the raw material into a cup-shaped green compact by pressing the raw material by a punch, the cup-shaped green compact having a cylindrical portion, a bottom formed at one end portion thereof, and an opening formed at another end portion thereof. The production method further includes: ejecting the cup-shaped green compact from the hole of the die; removing the binder from the ejected cup-shaped green compact by heating; and sintering the cup-shaped green compact by heating the green compact and diffusion-bonding particles of the green compact.
摘要翻译: 制备方法包括:制备由Mo和W中的一种组成的金属粉末和由热塑性树脂和蜡组成的粘合剂; 将金属粉末和40〜60体积%的粘合剂相对于金属粉末混合成混合粉末; 并将混合粉末加热和捏合成原料。 该制造方法还包括:将预定的原料供给到模具的孔中; 并且通过用冲头压制原料将原料压实成杯形的生坯,该杯状生坯具有圆筒部,形成在其一端部的底部和形成在其另一端部的开口 。 该制造方法还包括:从模具的孔排出杯状生坯; 通过加热从排出的杯状生坯中除去粘合剂; 并且通过加热生坯的生坯和扩散粘合颗粒来烧结杯形生坯。
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公开(公告)号:US08850494B2
公开(公告)日:2014-09-30
申请号:US13279733
申请日:2011-10-24
CPC分类号: B30B11/02 , B22F3/004 , B22F3/03 , B22F5/08 , B22F2003/023 , B22F2003/033 , B30B11/04 , B30B15/302
摘要: A forming die assembly for microcomponents includes a forming die, a plunger, and a punch. The forming die is formed with an outer die, an inner die, a storage portion formed at the inner die, and a punch hole formed at the inner die. The inner die slidably inserted into the outer die forms a part of a cavity between the inner die and the outer die. The storage portion stores a raw material with a metal powder and a binder having plasticity. The punch hole connects the cavity and the storage portion and forms a gate therebetween. The plunger slidably inserted into the storage portion fills the raw material stored in the storage portion into the cavity through the punch hole. The punch is slidably inserted into the plunger, and it closes the gate and compresses the raw material in the cavity.
摘要翻译: 用于微型部件的成型模具组件包括成型模具,柱塞和冲头。 成形模具形成有外模,内模,形成在内模的存储部和形成在内模上的冲孔。 可滑动地插入外模具的内模具形成内模和外模之间的空腔的一部分。 存储部分存储具有可塑性的金属粉末和粘合剂的原料。 冲孔连接空腔和储存部分,并在其间形成闸。 可滑动地插入存储部分的活塞通过冲孔将储存部分中储存的原料填充到空腔中。 冲头可滑动地插入柱塞中,并且其将门关闭并压缩空腔中的原材料。
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公开(公告)号:US20090291012A1
公开(公告)日:2009-11-26
申请号:US12320969
申请日:2009-02-10
申请人: Masahiro Okahara , Zenzo Ishijima , Mitsuo Kusano , Kazuya Suzuki , Toru Hirano
发明人: Masahiro Okahara , Zenzo Ishijima , Mitsuo Kusano , Kazuya Suzuki , Toru Hirano
CPC分类号: B22F3/087 , B22F2001/0066 , B22F2003/033 , B22F2003/145 , B22F2999/00 , B22F2202/05 , B22F2203/11
摘要: A production method for a sintered part comprises preparing a metal powder and a binder composed of a thermoplastic resin and a wax, mixing the metal powder and 40 to 60 vol. % of the binder with respect to the metal powder into a mixed powder, and heating and kneading the mixed powder into a raw material. This production method further includes supplying a predetermined amount of the raw material in a hole of a die and compacting the raw material into a green compact having a predetermined shape by pressing the raw material by a punch. This production method further includes ejecting the green compact from the hole of the die, removing the binder from the ejected green compact by heating, and sintering the green compact by heating so as to diffusion bond particles of the green compact. The compacting is performed by pressing at a moving rate U of the punch, which is not more than a rate calculated from the following equation (1). In this case, ΔP (Pa) is pressing power of the punch, μ (Pa·s) is viscosity of the raw material, L (m) is a length of the green compact, and De (m) is a corresponding tube diameter. U=ΔP/(32μ×L)×De2 (1)
摘要翻译: 烧结体的制造方法包括:将金属粉末和由热塑性树脂和蜡构成的粘合剂进行配合,将金属粉末和40〜60体积% %的粘合剂相对于金属粉末成为混合粉末,并将混合粉末加热和捏合成原料。 该制造方法还包括将预定量的原料供给到模具的孔中,并通过用冲头压制原料将原料压实成具有预定形状的生坯。 该制造方法还包括从模具的孔中排出生坯,通过加热从喷出的生坯中除去粘合剂,并通过加热烧结生坯以便生坯的扩散粘合颗粒。 通过按照冲头的移动速度U进行压制(不大于由下式(1)计算出的速率)来进行压实。 在这种情况下,DeltaP(Pa)是冲头的压力,mu(Pa.s)是原料的粘度,L(m)是生坯的长度,De(m)是相应的管直径 。 U = DeltaP /(32muxL)xDe2(1)
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公开(公告)号:US20050048275A1
公开(公告)日:2005-03-03
申请号:US10912147
申请日:2004-08-06
IPC分类号: A61N1/00 , A44C27/00 , A61H39/00 , A61H39/04 , A61M37/00 , B22F1/00 , B22F3/10 , B32B15/08 , C22C38/00 , C22C38/40
CPC分类号: A61H39/00 , Y10T428/249955 , Y10T428/249956 , Y10T428/249986 , Y10T428/31678
摘要: This invention provides a germanium-containing health promoting appliance which is used by making it into contact with the skin, which is produced at low cost without requiring the after-machining. The health promoting appliance is made of a sintered material composed of 2 to 20% by mass of germanium and the remainder of stainless steel, the fine pores of which are desirably sealed up by a resinous material and it is produced by sintering a green compact of desired shape of powder mixture of the above composition, under the rate of temperature rise of 10° C. per minute or less from 800° C. to the retaining temperatures of sintering at 1000 to 1300° C.
摘要翻译: 本发明提供一种含锗健康促进器具,其通过使其与皮肤接触而被使用,该皮肤以低成本生产而不需要后加工。 健康促进器具由烧结材料制成,烧结材料由2〜20质量%的锗和其余的不锈钢制成,其细孔优选用树脂材料密封,并且通过烧结生坯 所需形状的上述组成的粉末混合物,以每分钟10℃或更低的温度升高至800℃至1000至1300℃的保持温度。
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