Patents by Inventor Kenji Mizuta
Kenji Mizuta has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230321731Abstract: There is provided a combined processing machine including: a first workpiece main spindle device and a second workpiece main spindle device including a main spindle stand configured to rotatably hold a main spindle about an axis; a first turret device and a second turret device including a turret configured to attach multiple turret tools disposed above the first workpiece main spindle device and the second workpiece main spindle device; a tool main spindle device disposed between the first turret device and the second turret device and including a main spindle head configured to exchangeably and rotatably hold a main spindle head tool; and two separation shutters configured to partition between the first turret device and the second turret device, on both sides of the tool main spindle device in a width direction.Type: ApplicationFiled: October 28, 2020Publication date: October 12, 2023Applicant: FUJI CORPORATIONInventors: Toshifumi SUZUKI, Kenji MIZUTA
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Publication number: 20230286057Abstract: There is provided a combined working machine including: a bed in which a front inclined surface which is inclined forward is formed; a first workpiece main spindle device and a second workpiece main spindle device disposed on the front inclined surface of the bed to be opposite to each other and including a main spindle stand configured to rotatably hold a main spindle about an axis and a driving mechanism configured to move the main spindle in an axial direction of the main spindle; a first turret device and a second turret device including a turret configured to attach multiple turret tools disposed above the main spindle on the bed; and a tool main spindle device disposed between the first turret device and the second turret device on the bed and including a main spindle head configured to exchangeably and rotatably hold a main spindle head tool.Type: ApplicationFiled: October 28, 2020Publication date: September 14, 2023Applicant: FUJI CORPORATIONInventor: Kenji MIZUTA
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Patent number: 10888969Abstract: A machining system with a configuration in which working machines, including a machine tool, are configured to be disposed in a line, and in which multiple working machines perform operations on one work in order, is provided. The machining system includes: a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: GrantFiled: September 13, 2013Date of Patent: January 12, 2021Assignee: FUJI CORPORATIONInventors: Kazuyoshi Nagato, Shigefumi Suzuyama, Kenji Mizuta, Toshifumi Suzuki, Tadashi Takeuchi, Kazutoshi Sakai, Kazuya Furukawa, Atsushi Kamiya, Shinya Kumazaki, Jun Yanagisaki, Osamu Nagai
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Patent number: 10434616Abstract: Provided is a highly practical machining system. The machining system is configured to include a base, and multiple machining modules which are detachably disposed on the base to be aligned with one another in a left-right direction. Machining is sequentially performed by the multiple machining modules with respect to a workpiece. At least one of the multiple machining modules is a vertical lathe module. It is possible to configure a compact system in which machining can be performed by a vertical lathe.Type: GrantFiled: October 20, 2015Date of Patent: October 8, 2019Assignee: FUJI CORPORATIONInventors: Jun Suzuki, Shigefumi Suzuyama, Shuichi Hirata, Kenji Mizuta, Jun Yanagisaki, Osamu Nagai
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Patent number: 10226847Abstract: A machining system including a base; multiple work modules arranged in an arrangement direction on the base, at least one of the multiple work modules being a processing module, which processes a work with a tool, provided with a main shaft head including a main shaft on which a tool is attached and a main shaft rotating device that rotates the main shaft; a head raising and lowering device that moves the main shaft head in a vertical direction; a head moving device that moves the main shaft head in a horizontal plane by moving it in two perpendicular directions; and a work table that holds a work; the processing module being configured so as to be pulled from the base along a path extending in an intersecting direction, which is a direction perpendicular to the arrangement direction.Type: GrantFiled: August 20, 2014Date of Patent: March 12, 2019Assignee: FUJI CORPORATIONInventors: Kazuya Asakawa, Kenji Mizuta, Shigefumi Suzuyama
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Patent number: 10099334Abstract: A machining system with a configuration in which working machines, including a machine tool, are configured to be disposed in a line, and in which multiple working machines perform operations on one work in order, is provided. The machining system includes: a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: GrantFiled: September 13, 2013Date of Patent: October 16, 2018Assignee: FUJI CORPORATIONInventors: Kazuyoshi Nagato, Shigefumi Suzuyama, Kenji Mizuta, Toshifumi Suzuki, Tadashi Takeuchi, Kazutoshi Sakai, Kazuya Furukawa, Atsushi Kamiya, Shinya Kumazaki, Jun Yanagisaki, Osamu Nagai
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Publication number: 20180272492Abstract: Provided is a highly practical machining system. The machining system is configured to include a base, and multiple machining modules which are detachably disposed on the base to be aligned with one another in a left-right direction. Machining is sequentially performed by the multiple machining modules with respect to a workpiece. At least one of the multiple machining modules is a vertical lathe module. It is possible to configure a compact system in which machining can be performed by a vertical lathe.Type: ApplicationFiled: October 20, 2015Publication date: September 27, 2018Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Jun SUZUKI, Shigefumi SUZUYAMA, Shuichi HIRATA, Kenji MIZUTA, Jun YANAGISAKI, Osamu NAGAI
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Patent number: 10058967Abstract: A manufacturing system including a base and multiple work machine modules that are arranged in an arrangement direction on base to be attachable to and detachable from base, in which one wheel of a pair provided on work machine module is engaged with one rail of a pair provided on base in a state in which positional deviation in the arrangement direction is prohibited, and the other wheel of the pair is engaged with the other rail of the pair in a state in which positional deviation is permitted in the arrangement direction, thereby the position of work machine modules on the base in the arrangement direction is specified, and work machine modules are fixed at a setting position on the base to be restricted so as to be drawn toward the base by a module fixing mechanism that is provided on the base.Type: GrantFiled: October 24, 2014Date of Patent: August 28, 2018Assignee: FUJI MACHINE MFG. CO., LTD.Inventors: Shigefumi Suzuyama, Shuichi Hirata, Kenji Mizuta
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Patent number: 9919398Abstract: A machining system with a configuration in which working machines, including a machine tool such as a lathe, are configured to be disposed in a line and multiple working machines perform operations on one work in order such that practical utility of the machining system is enhanced. The machining system includes a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: GrantFiled: September 13, 2013Date of Patent: March 20, 2018Assignee: FUJI MACHINE MFG. CO., LTD.Inventors: Kenji Mizuta, Toshifumi Suzuki
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Publication number: 20170232567Abstract: A manufacturing system including a base and multiple work machine modules that are arranged in an arrangement direction on base to be attachable to and detachable from base, in which one wheel of a pair provided on work machine module is engaged with one rail of a pair provided on base in a state in which positional deviation in the arrangement direction is prohibited, and the other wheel of the pair is engaged with the other rail of the pair in a state in which positional deviation is permitted in the arrangement direction, thereby the position of work machine modules on the base in the arrangement direction is specified, and work machine modules are fixed at a setting position on the base to be restricted so as to be drawn toward the base by a module fixing mechanism that is provided on the base.Type: ApplicationFiled: October 24, 2014Publication date: August 17, 2017Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Shigefumi SUZUYAMA, Shuichi HIRATA, Kenji MIZUTA
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Publication number: 20170225285Abstract: A machining system including a base; multiple work modules arranged in an arrangement direction on the base, at least one of the multiple work modules being a processing module, which processes a work with a tool, provided with a main shaft head including a main shaft on which a tool is attached and a main shaft rotating device that rotates the main shaft; a head raising and lowering device that moves the main shaft head in a vertical direction; a head moving device that moves the main shaft head in a horizontal plane by moving it in two perpendicular directions; and a work table that holds a work; the processing module being configured so as to be pulled from the base along a path extending in an intersecting direction, which is a direction perpendicular to the arrangement direction.Type: ApplicationFiled: August 20, 2014Publication date: August 10, 2017Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Kazuya ASAKAWA, Kenji MIZUTA, Shigefumi SUZUYAMA
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Patent number: 9522429Abstract: A workpiece machining apparatus including a headstock to which a workpiece having a through-hole extending in a Z-axis direction is attached; a tool rest which is movable in the Z-axis direction and in an X-axis direction; and a rotary tool unit which is attached to the tool rest, is provided. The headstock has a support member which is movable in the Z-axis direction and which has a spindle side contact portion in an end portion in the Z-axis direction. The rotary tool unit has a tool body having a tool side contact portion with which the spindle side contact portion can come into contact in the Z-axis direction, and a rotatable tool which protrudes from the tool body. The rotating tool machines the workpiece by moving the tool body in the Z-axis direction in a state where the spindle side contact portion and the tool side contact portion are brought into contact with each other.Type: GrantFiled: October 31, 2012Date of Patent: December 20, 2016Assignee: FUJI MACHINE MFG. CO., LTD.Inventors: Shigefumi Suzuyama, Jun Yanagisaki, Yasusi Suenami, Kenji Mizuta, Osamu Nagai, Shinichi Yamamoto, Naohisa Ito
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Publication number: 20160214227Abstract: A machining system with a configuration in which working machines, including a machine tool, are configured to be disposed in a line, and in which multiple working machines perform operations on one work in order, is provided. The machining system includes: a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: ApplicationFiled: September 13, 2013Publication date: July 28, 2016Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Kazuyoshi NAGATO, Shigefumi SUZUYAMA, Kenji MIZUTA, Toshifumi SUZUKI, Tadashi TAKEUCHI, Kazutoshi SAKAI, Kazuya FURUKAWA, Atsushi KAMIYA, Shinya KUMAZAKI, Jun YANAGISAKI, Osamu NAGAI
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Publication number: 20160214226Abstract: A machining system with a configuration in which working machines, including a machine tool, are configured to be disposed in a line, and in which multiple working machines perform operations on one work in order, is provided. The machining system includes: a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: ApplicationFiled: September 13, 2013Publication date: July 28, 2016Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Kazuyoshi NAGATO, Shigefumi SUZUYAMA, Kenji MIZUTA, Toshifumi SUZUKI, Tadashi TAKEUCHI, Kazutoshi SAKAI, Kazuya FURUKAWA, Atsushi KAMIYA, Shinya KUMAZAKI, Jun YANAGISAKI, Osamu NAGAI
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Publication number: 20160214225Abstract: A machining system with a configuration in which working machines, including a machine tool such as a lathe, are configured to be disposed in a line and multiple working machines perform operations on one work in order such that practical utility of the machining system is enhanced. The machining system includes a base; and multiple working machine modules which are mounted on the base and are arranged in an arrangement direction, and has a configuration in which each of the multiple working machine modules is capable of being drawn out from the base along a track extending in an intersecting direction intersecting with the arrangement direction.Type: ApplicationFiled: September 13, 2013Publication date: July 28, 2016Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Kenji MIZUTA, Toshifumi SUZUKI
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Publication number: 20150258615Abstract: A workpiece machining apparatus including a headstock to which a workpiece having a through-hole extending in a Z-axis direction is attached; a tool rest which is movable in the Z-axis direction and in an X-axis direction; and a rotary tool unit which is attached to the tool rest, is provided. The headstock has a support member which is movable in the Z-axis direction and which has a spindle side contact portion in an end portion in the Z-axis direction. The rotary tool unit has a tool body having a tool side contact portion with which the spindle side contact portion can come into contact in the Z-axis direction, and a rotatable tool which protrudes from the tool body. The rotating tool machines the workpiece by moving the tool body in the Z-axis direction in a state where the spindle side contact portion and the tool side contact portion are brought into contact with each other.Type: ApplicationFiled: October 31, 2012Publication date: September 17, 2015Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Shigefumi Suzuyama, Jun Yanagisaki, Yasusi Suenami, Kenji Mizuta, Osamu Nagai, Shinichi Yamamoto, Naohisa Ito