Patents by Inventor Masanobu HATADA
Masanobu HATADA 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: 20250010397Abstract: A laser processing system including a robot, a laser-light-emitting tool mounted on the robot, and a control device that controls the robot and the laser-light-emitting tool on the basis of an operation program, the laser-light-emitting tool being capable of emitting two or more different types of laser light independently from each other, and the control device being capable of issuing a plurality of laser emission instructions for causing the laser-light-emitting tool to simultaneously emit different types of laser light by using one laser processing command within the operation program.Type: ApplicationFiled: December 22, 2021Publication date: January 9, 2025Applicant: FANUC CORPORATIONInventors: Masanobu HATADA, Takahiro TANAKA
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Publication number: 20240342907Abstract: A robot control device 30 controls a robot 40 provided with a laser oscillator 42, and comprises a storage unit 355, a selection unit 320, and a processing unit 356. The storage unit 355 stores, for each of models A-C of the laser oscillator 42, processing programs P1, P3 for executing processing to bring the laser oscillator 42 from a state of no processing to a state of completed processing. The selection unit 320 is configured to be capable of selecting the models A-C. The processing unit 356 reads, from the storage unit 355, the processing programs P1a-P1c, P3a-P3c corresponding to the model A-C selected by the selection unit 320 and executes said programs.Type: ApplicationFiled: September 17, 2021Publication date: October 17, 2024Inventors: Masanobu HATADA, Takahiro TANAKA
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Publication number: 20240142938Abstract: This control system includes a machine and a tool driven and controlled by using independent coordinate systems that differ from each other, and a control device that controls at least one of the machine or tool. The control system comprises a conversion unit that converts the coordinate systems, and a storage unit that stores, in the coordinate values of a shared coordinate system shared with the machine and tool, at least one of a specific position and orientation that are not shared between the machine and tool.Type: ApplicationFiled: March 2, 2022Publication date: May 2, 2024Applicant: Fanuc CorporationInventors: Masanobu Hatada, Kensuke Ayato
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Publication number: 20240001545Abstract: A control device includes a moving machine operation unit for moving an end effector by operating a plurality of moving machines; an operating state data acquisition unit for acquiring operating state data indicating the operating states of the moving machines; an adaptive control execution unit for adjusting an output value of the end effector, in accordance with the operating state data acquired by the operating state data acquisition unit; and an input switching unit for switching the moving machines from which the operating state data acquisition unit acquires the operating state data, from a first moving machine to a second moving machine, in accordance with a predetermined command.Type: ApplicationFiled: December 10, 2021Publication date: January 4, 2024Applicant: FANUC CORPORATIONInventors: Masanobu Hatada, Yuuki Machida
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Publication number: 20230264283Abstract: Provided is a laser brazing system that can collectively control a robot and devices such as a laser oscillator and a wire feeding device and that can also collectively display the state of the robot and the state of the devices. A laser brazing system 1 that comprises a gas supply device 16, a wire feeding device 17, a laser oscillator 15, a robot 12 that supports a wire feeding nozzle 14 and a laser processing head 13 on the tip of an arm 121, and a robot control device 10 that controls the robot 12. In addition to the robot 12, the robot control device 10 of the laser brazing system 1 controls the wire feeding device 17, the gas supply device 16, and the laser oscillator 15 and has an operation panel 11 that includes a display unit 112 that can display the state of at least one of the wire feeding device 17, the gas supply device 16, and the laser oscillator 15.Type: ApplicationFiled: July 27, 2021Publication date: August 24, 2023Applicant: FANUC CORPORATIONInventors: Masanobu HATADA, Hiromitsu TAKAHASHI, Takahiro TANAKA
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Publication number: 20230117585Abstract: The control device includes a brazing controller configured to control a brazing material moving mechanism so as to retract a tip of a brazing material from a heating position to interrupt the brazing, during execution of the brazing, and a movement controller configured to, when the brazing is interrupted, control a movement machine so as to retract a heating device or a base material in a direction opposite to a movement direction during the execution of the brazing, and subsequently advance the heating device or the base material in the movement direction again. The brazing controller resumes the brazing by controlling the brazing material moving mechanism so as to cause the tip of the brazing material to reach the heating position at the same time when the heating device or the base material advanced by the movement controller reaches an interruption position at which the brazing is interrupted.Type: ApplicationFiled: March 29, 2021Publication date: April 20, 2023Applicant: Fanuc CorporationInventors: Masanobu Hatada, Hiromitsu Takahashi
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Patent number: 11413704Abstract: An adjustment assistance device is attached to a galvanometer scanner at a laser output side of the galvanometer scanner and used to adjust a tool coordinate system of the galvanometer scanner. The adjustment assistance device includes a light-receiving member having a light-receiving surface, which is at least one flat surface; and a connecting member that connects the light-receiving member to the galvanometer scanner and that enables the light-receiving surface to face a laser output port of the galvanometer scanner with a predetermined distance therebetween. The light-receiving member includes a light-receiving mark portion on the light-receiving surface, the light-receiving mark portion being a mark used to quantify a relative positional difference between a reference light-receiving position for light output from the laser output port and an actual light-receiving position at which the light output from the laser output port is received.Type: GrantFiled: July 6, 2020Date of Patent: August 16, 2022Assignee: FANUC CORPORATIONInventors: Masanobu Hatada, Tomoyuki Yamamoto, Shigeo Yoshida, Takahiro Tanaka
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Publication number: 20210016389Abstract: An adjustment assistance device is attached to a galvanometer scanner at a laser output side of the galvanometer scanner and used to adjust a tool coordinate system of the galvanometer scanner. The adjustment assistance device includes a light-receiving member having a light-receiving surface, which is at least one flat surface; and a connecting member that connects the light-receiving member to the galvanometer scanner and that enables the light-receiving surface to face a laser output port of the galvanometer scanner with a predetermined distance therebetween. The light-receiving member includes a light-receiving mark portion on the light-receiving surface, the light-receiving mark portion being a mark used to quantify a relative positional difference between a reference light-receiving position for light output from the laser output port and an actual light-receiving position at which the light output from the laser output port is received.Type: ApplicationFiled: July 6, 2020Publication date: January 21, 2021Applicant: FANUC CORPORATIONInventors: Masanobu HATADA, Tomoyuki YAMAMOTO, Shigeo YOSHIDA, Takahiro TANAKA
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Patent number: 10870168Abstract: A laser machining robot system that simplifies programming of a scanner operation is provided. A laser machining robot system includes a robot controller that controls a robot that performs remote laser machining and a scanner controller that controls a scanner. The robot controller includes: a machining information input unit that inputs machining information; a G-code generation unit that generates a G-code program using the machining information; and a G-code communication unit that transmits the G-code program to the scanner controller. The scanner controller includes a scanner program processing unit that applies the G-code program as a scanner operation program for operating the scanner.Type: GrantFiled: June 19, 2018Date of Patent: December 22, 2020Assignee: FANUC CORPORATIONInventors: Toshimichi Aoki, Masanobu Hatada, Takayoshi Matsumoto
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Patent number: 10796226Abstract: A laser processing apparatus that processes a workpiece using laser light outputted from a laser processing head includes an output detection unit for detecting an output of the laser light for a predetermined time period; a fluctuation calculation unit for calculating a fluctuation in the output of the laser light detected by the output detection unit; and an angle command unit for commanding an angle by which the laser processing head is to be inclined with respect to the normal of the workpiece, based on the fluctuation calculated by the fluctuation calculation unit.Type: GrantFiled: March 5, 2018Date of Patent: October 6, 2020Assignee: FANUC CORPORATIONInventor: Masanobu Hatada
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Patent number: 10576576Abstract: To provide a spot welding system capable of shortening a cycle time of spot welding. A robot controller measures a time between a transmission time of a welding command signal to a welding machine and a reception time of a welding completion signal, after determining completion of pressuring by a spot welding robot, and subtracts a predetermined welding time from the measured time, thereby calculating a communication delay time between the robot controller and the welding machine. A spot welding system advances transmission timing of the welding command signal and the welding completion signal by the calculated communication delay time.Type: GrantFiled: September 7, 2018Date of Patent: March 3, 2020Assignee: FANUC CORPORATIONInventors: Masanobu Hatada, Yasuhiro Amagata
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Patent number: 10576583Abstract: A laser machining device includes a scanner head which can scan a laser beam, a movement means for the scanner head, a scanner head control device and a movement control device.Type: GrantFiled: May 2, 2018Date of Patent: March 3, 2020Assignee: FANUC CORPORATIONInventors: Masanobu Hatada, Takayoshi Matsumoto, Takeshi Nogami
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Publication number: 20190105729Abstract: To provide a spot welding system capable of shortening a cycle time of spot welding. A robot controller measures a time between a transmission time of a welding command signal to a welding machine and a reception time of a welding completion signal, after determining completion of pressuring by a spot welding robot, and subtracts a predetermined welding time from the measured time, thereby calculating a communication delay time between the robot controller and the welding machine. A spot welding system advances transmission timing of the welding command signal and the welding completion signal by the calculated communication delay time.Type: ApplicationFiled: September 7, 2018Publication date: April 11, 2019Inventors: Masanobu HATADA, Yasuhiro AMAGATA
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Publication number: 20190009360Abstract: A laser machining robot system that simplifies programming of a scanner operation is provided. A laser machining robot system includes a robot controller that controls a robot that performs remote laser machining and a scanner controller that controls a scanner. The robot controller includes: a machining information input unit that inputs machining information; a G-code generation unit that generates a G-code program using the machining information; and a G-code communication unit that transmits the G-code program to the scanner controller. The scanner controller includes a scanner program processing unit that applies the G-code program as a scanner operation program for operating the scanner.Type: ApplicationFiled: June 19, 2018Publication date: January 10, 2019Inventors: Toshimichi AOKI, Masanobu HATADA, Takayoshi MATSUMOTO
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Patent number: 10175684Abstract: A laser processing robot system including a laser irradiation device that carries out an irradiation point shifting operation, a robot that moves the laser irradiation device, a laser irradiation device controller that controls the irradiation point shifting operation, and a robot controller that controls the robot. When moving the laser irradiation device by the robot, the robot controller instructs the robot on a plurality of first interpolated positions at every first interpolation period, and outputs a command value associated with the irradiation point shifting operation to the laser irradiation device controller at every second interpolation period shorter than the first interpolation period.Type: GrantFiled: December 6, 2017Date of Patent: January 8, 2019Assignee: FANUC CORPORATIONInventors: Hiromitsu Takahashi, Toshimichi Aoki, Masanobu Hatada
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Patent number: 10146203Abstract: A spot welding system comprises a robot which changes a relative position of a spot welding gun and a workpiece. A control device drives an electrode drive motor so that a movable electrode of the spot welding gun abuts on the workpiece, and is formed so as to perform a position detection control which detects a position of the workpiece based on a position of the movable electrode when a state value of the electrode drive motor deviates from a predetermined range. An operation program includes a workpiece detection parameter for performing the position detection control. The workpiece detection parameter is set at each of welding points in the operation program.Type: GrantFiled: September 15, 2016Date of Patent: December 4, 2018Assignee: FANUC CORPORATIONInventors: Masanobu Hatada, Toshimichi Aoki
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Publication number: 20180333808Abstract: A laser machining device includes a scanner head which can scan a laser beam, a movement means for the scanner head, a scanner head control device and a movement control device.Type: ApplicationFiled: May 2, 2018Publication date: November 22, 2018Applicant: FANUC CORPORATIONInventors: Masanobu HATADA, Takayoshi MATSUMOTO, Takeshi NOGAMI
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Publication number: 20180260712Abstract: A laser processing apparatus that processes a workpiece using laser light outputted from a laser processing head includes an output detection unit for detecting an output of the laser light for a predetermined time period; a fluctuation calculation unit for calculating a fluctuation in the output of the laser light detected by the output detection unit; and an angle command unit for commanding an angle by which the laser processing head is to be inclined with respect to the normal of the workpiece, based on the fluctuation calculated by the fluctuation calculation unit.Type: ApplicationFiled: March 5, 2018Publication date: September 13, 2018Inventor: Masanobu HATADA
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Publication number: 20180164793Abstract: A laser processing robot system including a laser irradiation device that carries out an irradiation point shifting operation, a robot that moves the laser irradiation device, a laser irradiation device controller that controls the irradiation point shifting operation, and a robot controller that controls the robot. When moving the laser irradiation device by the robot, the robot controller instructs the robot on a plurality of first interpolated positions at every first interpolation period, and outputs a command value associated with the irradiation point shifting operation to the laser irradiation device controller at every second interpolation period shorter than the first interpolation period.Type: ApplicationFiled: December 6, 2017Publication date: June 14, 2018Applicant: FANUC CORPORATIONInventors: Hiromitsu Takahashi, Toshimichi Aoki, Masanobu Hatada
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Publication number: 20170083002Abstract: A spot welding system comprises a robot which changes a relative position of a spot welding gun and a workpiece. A control device drives an electrode drive motor so that a movable electrode of the spot welding gun abuts on the workpiece, and is formed so as to perform a position detection control which detects a position of the workpiece based on a position of the movable electrode when a state value of the electrode drive motor deviates from a predetermined range. An operation program includes a workpiece detection parameter for performing the position detection control. The workpiece detection parameter is set at each of welding points in the operation program.Type: ApplicationFiled: September 15, 2016Publication date: March 23, 2017Applicant: FANUC CORPORATIONInventors: Masanobu Hatada, Toshimichi Aoki