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公开(公告)号:US20200331222A1
公开(公告)日:2020-10-22
申请号:US16790072
申请日:2020-02-13
发明人: Ryoji OKABE , Masami KAMIYA , Kentaro SHINDO , Takahiro TACHIBANA
摘要: A composite blade made of prepreg obtained by impregnating reinforcement fibers with resin and curing the resin-impregnated reinforcement fibers, the composite blade including: a blade root provided on a base end and fitted into a blade groove; an airfoil provided extending from the blade root toward a tip end; and a metal patch provided between the blade groove and the blade root and placed on the blade root. The metal patch includes a plurality of projections protruding toward the blade root.
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公开(公告)号:US20220062994A1
公开(公告)日:2022-03-03
申请号:US17373983
申请日:2021-07-13
摘要: A dissimilar material joining product according to at least one embodiment of the disclosure includes a base material, a cladding layer formed of a dissimilar material having a different main component element from that of the base material and formed to cover at least a part of the base material, and an additively manufactured layer formed of a dissimilar material having a different main component element from that of the base material and joined to the base material with the cladding layer interposed therebetween.
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公开(公告)号:US20210291247A1
公开(公告)日:2021-09-23
申请号:US17342797
申请日:2021-06-09
IPC分类号: B21D7/08 , B21B1/09 , B21B1/092 , B21B1/095 , B21B13/10 , B21B1/098 , B21D11/08 , B21B1/088 , B21B39/10
摘要: A workpiece material is fed between rollers to bend the workpiece material while rolling, wherein the workpiece has a first thickness portion and a second thickness portion connected to each other with a setting angle of 90 degrees. The first thickness portion increases from an inner side toward an outer side, and a thickness on an outer peripheral side of the first thickness portion is M, and a thickness of a cross section of the second thickness portion is N. The workpiece material is rolled in such that at a completion of bending, a thickness of a cross section of a first thickness portion is m, an outer radius of the first thickness portion is R, an inner radius of the first thickness portion is r, and a thickness of a cross section of a second thickness portion is n, and M equals to m(R/r), and N equals to n(R/r).
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公开(公告)号:US20180117651A1
公开(公告)日:2018-05-03
申请号:US15568546
申请日:2016-04-25
发明人: Takahiro TACHIBANA , Shigeru MAEDA
摘要: A milling apparatus includes a plurality of milling roller units each including one milling roller that is made contact with, by pressing, one surface of one of a plurality of differently angled plate parts of an elongated metal milling material and another milling roller that is made contact with another surface of the plate part by pressing. At least one of the milling roller units mills a plate part different from a plate part milled by any other milling roller unit. A plurality of the milling roller units configured to mill an identical plate part are installed in a longitudinal direction of the plate part. The one milling roller and the other milling roller of at least one of the milling roller units are movable in axial directions thereof.
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公开(公告)号:US20230129429A1
公开(公告)日:2023-04-27
申请号:US17911281
申请日:2021-02-22
发明人: Masami KAMIYA , Ryoji OKABE , Kentaro SHINDO , Takahiro TACHIBANA
摘要: This composite material blade, which is formed using a composite material including reinforcing fibers and resin, and which has a positive pressure surface and a negative pressure surface, is provided with a ventral part, being the part on the positive pressure surface side in a blade thickness direction, which is the direction joining the positive pressure surface and the negative pressure surface, a dorsal part, being the part on the negative pressure surface side in the blade thickness direction, and a metal shield portion which is provided on the leading edge side, being the upstream side in a flow direction in which a fluid flows, wherein: the metal shield portion includes a main body portion provided on the leading edge side, and an embedded portion which is provided on the trailing edge side, being the downstream side in the flow direction, of the main body portion, and which is provided between the ventral part and the dorsal part; and the plate thickness of the metal shield portion in the blade thickness direction decreases from the main body portion toward the embedded portion.
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公开(公告)号:US20220198103A1
公开(公告)日:2022-06-23
申请号:US17557856
申请日:2021-12-21
发明人: Hiroki MORI , Akihiro TANAKA , Takahiro TACHIBANA , Yasutaka BANNO , Hidenori TAKEDA , Misaki FUKUYAMA
摘要: A modeling system (control device) includes a control unit that controls a modeling means to form each of stacked modeling layers, based on modeling data representing a three-dimensional model object that is a modeling target by use of a plurality of modeling layers, a determination unit that measures and determines whether or not a measured value of a stacked height of the formed modeling layer is within a predetermined range set beforehand and including a stacked height of the modeling layer in the modeling data, and in a case where the formed modeling layer has a lacking part in which the stacked height is not within the predetermined range, a correction unit that performs correction modeling by forming a correction member in the lacking part such that the stacked height is within the predetermined range.
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公开(公告)号:US20200269479A1
公开(公告)日:2020-08-27
申请号:US16668113
申请日:2019-10-30
摘要: A bonding member according to an embodiment includes: a metal member including a first base portion made of metal and a first engagement portion made of metal and provided integrally with the first base portion; and a resin member including a second base portion made of resin and a second engagement portion made of resin and provided integrally with the second base portion so as to engage with the first engagement portion. The first engagement portion includes a three-dimensional structure formed by a frame to form a plurality of cavities communicating with each other inside the frame, and the second engagement portion includes a resin filled in the plurality of cavities of the three-dimensional structure. A ratio of the frame per unit volume including the cavity and the frame in the first engagement portion gradually increases toward the first base portion while fluctuating.
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公开(公告)号:US20210404497A1
公开(公告)日:2021-12-30
申请号:US17354382
申请日:2021-06-22
发明人: Takahiro TACHIBANA , Ryouji OKABE , Masami KAMIYA , Yasunori WATANABE , Koichi HASEGAWA , Yuichi YUI , Akihisa OKUDA
IPC分类号: F16B7/00
摘要: A joint member according to at least one embodiment of the present disclosure includes a resin member, and a metal member which includes a base material, and a cubic lattice part formed on a surface of the base material and embedded with the resin member. The cubic lattice part includes a plurality of lattice points and a plurality of arms connecting the lattice points, respectively. Of the plurality of lattice points, an outermost lattice point far from the surface of the base material includes at least three lattice points forming an inclined surface with respect to the surface.
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公开(公告)号:US20210170492A1
公开(公告)日:2021-06-10
申请号:US17178622
申请日:2021-02-18
摘要: An additive manufacturing method according to at least one embodiment includes a step of forming a first layer by melting and solidifying powder of a first metal, and a step of forming a second layer on the first layer by melting and solidifying powder of a second metal of a different type from the first metal. The first metal and the second metal are, if the first metal is added to the second metal, a combination capable of forming a solid solution, or if the first metal is added to the second metal, a combination raising a melting point as an additive amount of the first metal increases.
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公开(公告)号:US20210154769A1
公开(公告)日:2021-05-27
申请号:US16950121
申请日:2020-11-17
摘要: A three-dimensional manufacturing apparatus according to at least one embodiment of the present disclosure includes: a manufacturing nozzle for melting a metal material with an energy beam while supplying the metal material to form a bead; a cooling medium nozzle for spraying a cooling medium toward a region including the bead in a workpiece so that the region is cooled locally; a temperature detection unit configured to detect at least a temperature of the region; and a control device for controlling at least one of a scanning rate of the cooling medium nozzle or an amount of the cooling medium to be sprayed per unit time based on a detection result from the temperature detection unit.
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