Patents by Inventor Shigeyuki Takashima
Shigeyuki Takashima 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: 20240261830Abstract: A processing machine includes: a first cover body that compartmentally forms a machining area; a mist collector that is for collecting mist from machining area; a fume collector that is for collecting fumes from machining area; a first pipe that is connected to first cover body, and communicates with machining area; a second pipe and a third pipe that branch off from first pipe, and are respectively connected to mist collector and fume collector; and a first switching valve that is operable between a first switching mode in which first pipe and second pipe communicate with each other, and first pipe and third pipe are shut off from each other, and a second switching mode in which first pipe and second pipe are shut off from each other, and first pipe and third pipe communicate with each other.Type: ApplicationFiled: June 4, 2021Publication date: August 8, 2024Applicant: DMG MORI CO., LTD.Inventors: Shigeyuki TAKASHIMA, Takeshi OTAWA
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Patent number: 11260474Abstract: A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a machining area and configured to hold a workpiece; a tool spindle and a lower tool rest disposed in the machining area and configured to hold a tool to be used for subtractive manufacturing for the workpiece; an additive manufacturing head configured to discharge a material during additive manufacturing for the workpiece; a workpiece gripper configured to grip the workpiece during transportation of the workpiece into and out of the machining area; and a robot arm on which the additive manufacturing head and the workpiece gripper are mountable. Accordingly, the manufacturing machine improving the productivity in the simple and easy manner is provided.Type: GrantFiled: March 7, 2016Date of Patent: March 1, 2022Assignee: DMG MORI CO., LTD.Inventors: Masahiko Mori, Yuhei Mezawa, Shigeyuki Takashima, Shigetsugu Sakai, Makoto Fujishima
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Patent number: 11235387Abstract: A workpiece processing method is a method for successively processing a plurality of workpieces including a first workpiece and a second workpiece in a single machining area. The workpiece processing method includes: performing additive manufacturing on the second workpiece in the machining area; and performing subtractive manufacturing on the first workpiece in the machining area while keeping on standby the second workpiece on which additive manufacturing is performed. In this way, the workpiece processing method with improved productivity is provided.Type: GrantFiled: March 7, 2016Date of Patent: February 1, 2022Assignee: DMG MORI CO., LTD.Inventors: Masahiko Mori, Yuhei Mezawa, Shigeyuki Takashima, Shigetsugu Sakai, Makoto Fujishima
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Patent number: 10888923Abstract: A manufacturing machine is capable of additive manufacturing. The manufacturing machine includes: a connecting part configured to be connectable to a machine tool capable of subtractive manufacturing; and an additive manufacturing head configured to be positioned in a machining area of the machine tool and discharge a material, when the connecting part is connected to the machine tool. The manufacturing machine for additive manufacturing that can be installed at a low cost is thus provided.Type: GrantFiled: March 7, 2016Date of Patent: January 12, 2021Assignee: DMG MORI CO., LTD.Inventors: Masahiko Mori, Yuhei Mezawa, Shigeyuki Takashima, Shigetsugu Sakai, Makoto Fujishima
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Patent number: 10675705Abstract: A manufacturing machine is a manufacturing machine capable of additive manufacturing. The manufacturing machine includes: an additive-manufacturing head configured to be movable in a machining area and to discharge material powder toward a workpiece and irradiate the workpiece with an energy beam; and a powder chute configured to be movable in the machining area and to receive material powder discharged from the additive-manufacturing head toward the workpiece and failing to attach to the workpiece. There is provided the manufacturing machine configured in the above-described manner to be capable of efficiently collecting material powder having failed to attach to the workpiece during additive manufacturing.Type: GrantFiled: July 6, 2016Date of Patent: June 9, 2020Assignee: DMG MORI CO., LTD.Inventors: Yuhei Mezawa, Shigeyuki Takashima, Takeshi Otawa
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Patent number: 10377002Abstract: A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a first processing area and configured to hold a workpiece; a lower tool rest and a tool spindle disposed in the first processing area and configured to hold a tool to be used for subtractive manufacturing for the workpiece; an additive manufacturing head disposed in a second processing area; and a robot arm configured to hold a workpiece and transport the workpiece between the first processing area and the second processing area. The additive manufacturing head is configured to discharge a material toward the workpiece held by the robot arm during additive manufacturing for the workpiece. Accordingly, the manufacturing machine configured simply to be capable of subtractive manufacturing and additive manufacturing is provided.Type: GrantFiled: April 7, 2016Date of Patent: August 13, 2019Assignee: DMG MORI CO., LTD.Inventors: Masahiko Mori, Yuhei Mezawa, Shigeyuki Takashima, Shigetsugu Sakai, Makoto Fujishima, Eiichiro Gomi
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Publication number: 20180141174Abstract: A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a first processing area and configured to hold a workpiece; a lower tool rest and a tool spindle disposed in the first processing area and configured to hold a tool to be used for subtractive manufacturing for the workpiece; an additive manufacturing head disposed in a second processing area; and a robot arm configured to hold a workpiece and transport the workpiece between the first processing area and the second processing area. The additive manufacturing head is configured to discharge a material toward the workpiece held by the robot arm during additive manufacturing for the workpiece. Accordingly, the manufacturing machine configured simply to be capable of subtractive manufacturing and additive manufacturing is provided.Type: ApplicationFiled: April 7, 2016Publication date: May 24, 2018Applicant: DMG MORI CO., LTD.Inventors: Masahiko MORI, Yuhei MEZAWA, Shigeyuki TAKASHIMA, Shigetsugu SAKAI, Makoto FUJISHIMA, Eiichiro GOMI
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Publication number: 20180093325Abstract: A manufacturing machine is capable of additive manufacturing. The manufacturing machine includes: a connecting part configured to be connectable to a machine tool capable of subtractive manufacturing; and an additive manufacturing head configured to be positioned in a machining area of the machine tool and discharge a material, when the connecting part is connected to the machine tool. The manufacturing machine for additive manufacturing that can be installed at a low cost is thus provided.Type: ApplicationFiled: March 7, 2016Publication date: April 5, 2018Applicant: DMG MORI CO., LTD.Inventors: Masahiko MORI, Yuhei MEZAWA, Shigeyuki TAKASHIMA, Shigetsugu SAKAI, Makoto FUJISHIMA
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Publication number: 20180065208Abstract: A manufacturing machine is capable of subtractive manufacturing and additive manufacturing for a workpiece. The manufacturing machine includes: a first headstock and a second headstock disposed in a machining area and configured to hold a workpiece; a tool spindle and a lower tool rest disposed in the machining area and configured to hold a tool to be used for subtractive manufacturing for the workpiece: an additive manufacturing head configured to discharge a material during additive manufacturing for the workpiece a workpiece gripper configured to grip the workpiece during transportation of the workpiece into and out of the machining area; and a robot arm on which the additive manufacturing head and the workpiece gripper are mountable. Accordingly, the manufacturing machine improving the productivity in the simple and easy manner is provided.Type: ApplicationFiled: March 7, 2016Publication date: March 8, 2018Applicant: DMG MORI CO., LTD.Inventors: Masahiko MORI, Yuhei MEZAWA, Shigeyuki TAKASHIMA, Shigetsugu SAKAI, Makoto FUJISHIMA
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Publication number: 20180065181Abstract: A workpiece processing method is a method for successively processing a plurality of workpieces including a first workpiece and a second workpiece in a single machining area. The workpiece processing method includes: performing additive manufacturing on the second workpiece in the machining area; and performing subtractive manufacturing on the first workpiece in the machining area while keeping on standby the second workpiece on which additive manufacturing is performed. In this way, the workpiece processing method with improved productivity is provided.Type: ApplicationFiled: March 7, 2016Publication date: March 8, 2018Applicant: DMG MORI CO., LTD.Inventors: Masahiko MORI, Yuhei MEZAWA, Shigeyuki TAKASHIMA, Shigetsugu SAKAI, Makoto FUJISHIMA
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Publication number: 20170036300Abstract: A manufacturing machine includes: an inert gas supplying device which supplies an inert gas into a machining area to adjust an oxygen concentration of a machining atmosphere; and a control device which controls a condition applied to the inert gas supplying device in supplying the inert gas. The control device includes: a storage unit which stores data about a relationship between a type of a powdery material and an oxygen concentration to be set in the machining area; a control unit which receives a type of a powdery material used for additive manufacturing and checks the type of the powdery material input against the data stored in the storage unit to determine a condition applied to the inert gas supplying device in supplying the inert gas; and a communication unit which indicates the determined condition applied in supplying the inert gas to the inert gas supplying device.Type: ApplicationFiled: July 27, 2016Publication date: February 9, 2017Applicant: DMG MORI CO., LTD.Inventors: Shigeyuki TAKASHIMA, Yuhei Mezawa, Makoto Fujishima
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Publication number: 20170008123Abstract: A manufacturing machine is a manufacturing machine capable of additive manufacturing. The manufacturing machine includes: an additive-manufacturing head configured to be movable in a machining area and to discharge material powder toward a workpiece and irradiate the workpiece with an energy beam; and a powder chute configured to be movable in the machining area and to receive material powder discharged from the additive-manufacturing head toward the workpiece and failing to attach to the workpiece. There is provided the manufacturing machine configured in the above-described manner to be capable of efficiently collecting material powder having failed to attach to the workpiece during additive manufacturing.Type: ApplicationFiled: July 6, 2016Publication date: January 12, 2017Applicant: DMG MORI CO., LTD.Inventors: Yuhei MEZAWA, Shigeyuki Takashima, Takeshi Otawa