Patents by Inventor Kenji Iriguchi

Kenji Iriguchi 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).

  • Patent number: 12147216
    Abstract: A machining program conversion device includes: a numerical control simulation unit that generates a numerical control processing result by simulating numerical control processing that is controlled by the machining program; a modification part detection unit that detects a modification part based on a modification condition and the numerical control processing result, the modification condition for determining whether there is a modification part; a modification section determination unit that designates consecutive blocks including the modification part as a modification section; a cutting point calculation unit that identifies, based on the machining program, the machining target shape, and the tool information, a cutting point of the tool with respect to the machining target shape; and a machining program modification unit that modifies, based on the machining program, the modification section, and the cutting point, the movement command related to the modification section such that the cutting point does
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: November 19, 2024
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Hiroki Kaneko, Kenji Iriguchi
  • Patent number: 12045033
    Abstract: A machine learning device includes a data extraction unit that extracts first and second parameters from a plurality of machining programs. The machining programs numerically control a machine tool. The first parameter is a parameter to be adjusted, and the second parameter is a parameter used to adjust the first parameter. The machine learning device also includes a machine learning unit that learns a value of the first parameter according to a data set that includes the first and second parameters.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: July 23, 2024
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Susumu Matsubara, Kenji Iriguchi, Hiroki Kaneko
  • Patent number: 12011779
    Abstract: An additive manufacturing apparatus produces a shaped article by adding a material melted by emission of a beam, to a workpiece. The additive manufacturing apparatus includes a machining head that emits the beam to the workpiece, a feed unit that feeds the material to the workpiece, and a numerical control device, which is a control unit that determines a machining path along which the machining head is caused to move with respect to the workpiece, and outputs a command to move the machining head. The control unit outputs a command to move the machining head along the machining path obtained by correction performed based on a moving direction of the machining head with respect to the workpiece.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: June 18, 2024
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Nobuyuki Sumi, Shun Kayashima, Kenji Iriguchi, Seiji Uozumi
  • Publication number: 20230390865
    Abstract: An additive manufacturing apparatus produces a shaped article by adding a material melted by emission of a beam, to a workpiece. The additive manufacturing apparatus includes a machining head that emits the beam to the workpiece, a feed unit that feeds the material to the workpiece, and a numerical control device, which is a control unit that determines a machining path along which the machining head is caused to move with respect to the workpiece, and outputs a command to move the machining head. The control unit outputs a command to move the machining head along the machining path obtained by correction performed based on a moving direction of the machining head with respect to the workpiece.
    Type: Application
    Filed: February 24, 2021
    Publication date: December 7, 2023
    Applicant: Mitsubishi Electric Corporation
    Inventors: Nobuyuki SUMI, Shun KAYASHIMA, Kenji IRIGUCHI, Seiji UOZUMI
  • Patent number: 11720086
    Abstract: A machining-process generation device includes: a process-instance storage section to store therein a process instance that is an instance of a machining process indicating machining details of each machining-operation unit; a process generation section to generate a machining process on a basis of the process instance and a generation condition for the machining process, and to generate background information indicating a background to generation of the machining process, the background information including information of the process instance used to generate the machining process; and a display section capable of displaying the background information on a display device.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: August 8, 2023
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Joji Wakairo, Kenji Iriguchi, Susumu Matsubara, Hiroki Kaneko, Savilleramadhona
  • Publication number: 20230101500
    Abstract: An additive manufacturing path generation apparatus includes: a formation path generation unit that divides an additive manufacturing object into layers that are units of formation of the additive manufacturing object such that a formation height of a bead that forms the layers does not exceed an upper limit and generates formation paths that are paths for formation of the divided layers from layer definition information and a formation path surface, the layer definition information defining division of the additive manufacturing object into the layers, the formation path surface being a surface restricting positions of the formation paths; and a formation path correction unit that corrects the formation paths to a formation path that causes a plurality of layers to be partially formed in a collective manner while maintaining the formation height within a range between the upper limit and a lower limit.
    Type: Application
    Filed: March 19, 2020
    Publication date: March 30, 2023
    Applicant: Mitsubishi Electric Corporation
    Inventors: Kenji IRIGUCHI, Nobuhiro SHINOHARA, Nobuyuki SUMI, Shinji FUJISHIRO
  • Publication number: 20220382253
    Abstract: A machining program conversion device includes: a numerical control simulation unit that generates a numerical control processing result by simulating numerical control processing that is controlled by the machining program; a modification part detection unit that detects a modification part based on a modification condition and the numerical control processing result, the modification condition for determining whether there is a modification part; a modification section determination unit that designates consecutive blocks including the modification part as a modification section; a cutting point calculation unit that identifies, based on the machining program, the machining target shape, and the tool information, a cutting point of the tool with respect to the machining target shape; and a machining program modification unit that modifies, based on the machining program, the modification section, and the cutting point, the movement command related to the modification section such that the cutting point does
    Type: Application
    Filed: November 13, 2019
    Publication date: December 1, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hiroki KANEKO, Kenji IRIGUCHI
  • Patent number: 11480947
    Abstract: A control information generation device generates control information for controlling an additive manufacturing apparatus that manufactures a layer shape using a bead that is a manufactured object formed by adding a molten processing material to a target surface while moving a processing position along a manufacturing path, and manufactures a three-dimensional shape in which the layer shapes are stacked. The device includes: a bead width correction unit that obtains a corrected width on the basis of the manufacturing path and a reference width of a cross section of the bead, the corrected width being a width of the cross section for allowing the beads to be adjacent to each other without overlapping; a path correction unit that obtains a corrected path on the basis of the manufacturing path and the corrected width; and a control information output unit that outputs control information indicating the corrected path and the corrected width.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: October 25, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Kenji Iriguchi, Nobuhiro Shinohara, Daiji Morita, Nobuyuki Sumi, Shun Kayashima
  • Patent number: 11422540
    Abstract: A process decision support device includes: a machining performance data storage unit that stores machining performance data indicating machining performance of each of a plurality of machining devices including a machining device that adds material and a machining device that removes material; a process pattern generation unit that refers to the machining performance data and sequences and allocates machining steps performed by a combination of any of the plurality of machining devices to generate a process pattern as a combination of the machining steps with which a product is manufacturable; and an output unit that outputs content of the process pattern generated by the process pattern generation unit.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: August 23, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Nobuyuki Sumi, Shun Kayashima, Kenji Iriguchi, Seiji Uozumi
  • Patent number: 11257296
    Abstract: A display system displays the progress of processing in an additive manufacturing device. The additive manufacturing device manufactures an object with a three-dimensional shape by processing of adding material on the basis of CAD data that is design data. The display system includes an obtaining unit to obtain position data that indicates the present position of a processing point where the processing is performed. The display system includes a display unit to display a trace of the processing point superimposed over the three-dimensional shape based on the design data.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: February 22, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Nobuyuki Sumi, Shun Kayashima, Kenji Iriguchi, Seiji Uozumi
  • Publication number: 20220043430
    Abstract: A control information generation device generates control information for controlling an additive manufacturing apparatus that manufactures a layer shape using a bead that is a manufactured object formed by adding a molten processing material to a target surface while moving a processing position along a manufacturing path, and manufactures a three-dimensional shape in which the layer shapes are stacked. The device includes: a bead width correction unit that obtains a corrected width on the basis of the manufacturing path and a reference width of a cross section of the bead, the corrected width being a width of the cross section for allowing the beads to be adjacent to each other without overlapping; a path correction unit that obtains a corrected path on the basis of the manufacturing path and the corrected width; and a control information output unit that outputs control information indicating the corrected path and the corrected width.
    Type: Application
    Filed: June 14, 2019
    Publication date: February 10, 2022
    Applicant: Mitsubishi Electric Corporation
    Inventors: Kenji IRIGUCHI, Nobuhiro SHINOHARA, Daiji MORITA, Nobuyuki SUMI, Shun KAYASHIMA
  • Patent number: 11229956
    Abstract: A numerical control device controls an additive manufacturing apparatus that manufactures a modeled object by irradiating a wire, which is a material fed by a driving force of a rotary motor, which is a driving unit, with a beam, and applying the molten material to a workpiece. The numerical control device includes an error detecting unit that detects an error in the height of the workpiece in the height direction in which the material is deposited. The numerical control device includes a condition adjusting unit, which is an adjustment unit that adjusts the supply amount of the material on the basis of the error.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: January 25, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Shun Kayashima, Nobuyuki Sumi, Kenji Iriguchi, Seiji Uozumi
  • Publication number: 20210389753
    Abstract: A machine learning device includes: a data extraction unit that extracts a first parameter and a second parameter from each of a plurality of machining programs for numerically controlling a machine tool, the first parameter being a parameter to be adjusted, the second parameter being a parameter to be used for adjusting the parameter to be adjusted; and a machine learning unit that learns a value of the first parameter according to a data set including the first parameter and the second parameter extracted by the data extraction unit.
    Type: Application
    Filed: December 13, 2018
    Publication date: December 16, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Susumu MATSUBARA, Kenji IRIGUCHI, Hiroki KANEKO
  • Patent number: 11090764
    Abstract: An additive manufacturing apparatus performs additive machining by controlling a machining head that includes a wire nozzle to feed a wire to a machining region on a surface of a base material, a beam source capable of emitting a beam to an end of the wire, and a gas nozzle placed such that the beam source is interposed between the gas nozzle and the wire nozzle, the gas nozzle directing a gas toward the machining region, and the additive manufacturing apparatus includes a machining-condition selection unit to obtain an angle that is formed between a direction in which the wire is fed and a travel direction of the machining head, when viewed in a direction in which the beam is emitted, and to select a machining condition for the additive machining on the basis of the angle.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: August 17, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Shun Kayashima, Nobuyuki Sumi, Kenji Iriguchi, Seiji Uozumi
  • Publication number: 20210245252
    Abstract: A numerical control device controls an additive manufacturing apparatus that manufactures a modeled object by irradiating a wire, which is a material fed by a driving force of a rotary motor, which is a driving unit, with a beam, and applying the molten material to a workpiece. The numerical control device includes an error detecting unit that detects an error in the height of the workpiece in the height direction in which the material is deposited. The numerical control device includes a condition adjusting unit, which is an adjustment unit that adjusts the supply amount of the material on the basis of the error.
    Type: Application
    Filed: October 22, 2018
    Publication date: August 12, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Shun KAYASHIMA, Nobuyuki SUMI, Kenji IRIGUCHI, Seiji UOZUMI
  • Publication number: 20210248834
    Abstract: A display system displays the progress of processing in an additive manufacturing device. The additive manufacturing device manufactures an object with a three-dimensional shape by processing of adding material on the basis of CAD data that is design data. The display system includes an obtaining unit to obtain position data that indicates the present position of a processing point where the processing is performed. The display system includes a display unit to display a trace of the processing point superimposed over the three-dimensional shape based on the design data.
    Type: Application
    Filed: October 18, 2018
    Publication date: August 12, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Nobuyuki SUMI, Shun KAYASHIMA, Kenji IRIGUCHI, Seiji UOZUMI
  • Publication number: 20210240171
    Abstract: A process decision support device includes: a machining performance data storage unit that stores machining performance data indicating machining performance of each of a plurality of machining devices including a machining device that adds material and a machining device that removes material; a process pattern generation unit that refers to the machining performance data and sequences and allocates machining steps performed by a combination of any of the plurality of machining devices to generate a process pattern as a combination of the machining steps with which a product is manufacturable; and an output unit that outputs content of the process pattern generated by the process pattern generation unit.
    Type: Application
    Filed: June 7, 2018
    Publication date: August 5, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Nobuyuki SUMI, Shun KAYASHIMA, Kenji IRIGUCHI, Seiji UOZUMI
  • Patent number: 10831178
    Abstract: A processing step data generating apparatus includes: a processing procedure data group storage unit that stores a plurality of pieces of processing procedure data each including data defining a processing unit, which is a unit of a processing step, and processing order data of the processing unit defined by the data defining the processing unit; a processing procedure selection unit; and a processing step generation unit that determines a processing shape for the processing unit on the basis of the data defining the processing unit included in the processing procedure data selected by the processing procedure selection unit as well as product and material data to generate processing unit data, and generates processing step data from the processing unit data being generated.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: November 10, 2020
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Kenji Iriguchi, Susumu Matsubara, Hiroki Kaneko
  • Patent number: 10599126
    Abstract: A tool-path correcting apparatus includes a cut-point calculating unit that calculates, on the basis of tool path data, tool data, and shape data, cut point information, which is information concerning cut points by a tool on a machining curved surface of a machining shape at the time when the tool is disposed at command points described in the tool path data, a correction-command-point extracting unit that extracts, on the basis of the tool path data and the cut point information, correction command points, which are command points that should be corrected, from command points described in the tool path data, a command-point-correcting-direction determining unit that determines, on the basis of the correction command points, command point correcting directions, which are directions in which the correction command points should be corrected, and a tool-path-data correcting unit that corrects the tool path data.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: March 24, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroki Kaneko, Kenji Iriguchi, Takeshi Tsuda
  • Publication number: 20190351509
    Abstract: An additive manufacturing apparatus performs additive machining by controlling a machining head that includes a wire nozzle to feed a wire to a machining region on a surface of a base material, a beam source capable of emitting a beam to an end of the wire, and a gas nozzle placed such that the beam source is interposed between the gas nozzle and the wire nozzle, the gas nozzle directing a gas toward the machining region, and the additive manufacturing apparatus includes a machining-condition selection unit to obtain an angle that is formed between a direction in which the wire is fed and a travel direction of the machining head, when viewed in a direction in which the beam is emitted, and to select a machining condition for the additive machining on the basis of the angle.
    Type: Application
    Filed: April 12, 2018
    Publication date: November 21, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Shun KAYASHIMA, Nobuyuki SUMI, Kenji IRIGUCHI, Seiji UOZUMI