Mitsubishi Electric Corporation

Mitsubishi Denki Kabushiki Kaisha

Kenji Iriguchi

Susumu Matsubara

Nobuyuki Takahashi

Takashi Kamiya

Nobuyuki Sumi

Hiroki Kaneko

Kiyotaka Kato

Shun Kayashima

Hiroshi Katano

Seiji Uozumi

Yuka Mitani

Tomonori Sato

Takashi Iwasaki

Akira Miyata

Mahito Matsuura

Nobuhiro Shinohara

Daisuke Fujino

Kiyoshi Okada

Katsunori Tanaka

Naoki Nakamura

Yuji Fujimoto

Daiji Morita

Yoshinori Tsujido

Takeshi Tsuda

Tomoko Sendai

Sanae Chiba

Takeshi Tasaka

Takashi Kambara

Sadami Oouchi

Savilleramadhona

Joji Wakairo

Shinji Fujishiro

Hiroshi c/o Mitsubishi El Mechatronics Katano

Takashi c/o Mitsubishi El Mechatronics Kamiya

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.

Additive manufacturing path generation apparatus, additive manufacturing path generation method, and machine learning apparatus

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 not change.

Machining program conversion device, numerical control device, and machining program conversion method

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.

Machine learning device and associated methodology for adjusting parameters used to numerically control a machine tool

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.

Additive manufacturing apparatus, additive manufacturing system, additive manufacturing method, storage medium, and learning device

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.

Machining-process generation device, and machining-process generation method

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.

Control information generation device and control information generation method for controlling an additive manufacturing apparatus using bead width correction

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.

Process decision support device, process decision support method, and storage medium

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.

Display system, additive manufacturing device, and progress display method

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.

Numerical control device, additive manufacturing apparatus, and method for controlling additive manufacturing apparatus

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.

Additive manufacturing apparatus, additive manufacturing system, and additive manufacturing method

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.

Processing step data generating apparatus and method

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.

Tool-path correcting apparatus and tool-path correcting method

A numerical control device includes an NC-machining-program reading unit to read an NC machining program, a machining-removal-shape generation unit to generate a machining removal shape by a block of the NC machining program, a tool-data search unit to search for tool data to be used in the NC machining program, and a machining-finished-shape generation unit to generate a machining finished shape from the machining removal shape generated by the machining-removal-shape generation unit. During editing of the NC machining program, the machining removal shape and the machining finished shape can be confirmed sequentially by the block.

Numerical control device, NC machining device, and NC machining method

A NC-program editing apparatus includes a 3D-machining-shape generating unit that generates, for each unit of machining, a three-dimensional machining shape including position information in a three-dimensional virtual space on the basis of attribute information described for each unit of machining configuring an NC program, an attribute processing unit that extracts the attribute information from the NC program and associates three-dimensional position information corresponding to a machining shape corresponding to the extracted attribute information with the extracted attribute information, and a display-screen control unit that displays the NC program on a program display screen and displays a projection drawing of the machining shape on a shape display screen according to position information contained in the machining shape and, when receiving an input for editing the NC program via the program display screen, reflects content of the input on the NC program.

Numerical-control-program editing apparatus, numerical-control-program editing method, and program

To provide a numerical-control machining-program creation device that creates a numerical-control machining program including turning machining based on shape data of a workpiece. The numerical-control machining-program creation device generates a turning-machining removal shape indicating a shape to be removed by turning machining based on a turning sectional shape, extracts a turning groove shape from the turning-machining removal shape, and creates the numerical-control machining program for turning machining based on a shape obtained by separating the turning groove shape from the turning-machining removal shape.

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Tokyo, Japan

Kenji Iriguchi