Patents by Inventor Masashi Yasuda
Masashi Yasuda 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).
-
Publication number: 20240131648Abstract: The present invention is to provide a control device for a machine tool that performs oscillating cutting and that enables loads on a machine tool to be versatilely reduced without depending on the configuration of the machine tool.Type: ApplicationFiled: June 21, 2021Publication date: April 25, 2024Applicant: FANUC CORPORATIONInventor: Masashi YASUDA
-
Publication number: 20240126241Abstract: A numerical controller includes a region information reception unit configured to receive input of data defining a control region in which a control condition is set in a movement region of an axis of a machine tool, a region setting unit configured to set the control region based on the data received by the region information reception unit, a control condition setting unit configured to set the control condition in the control region, and a command generation unit configured to generate a control command in the control region based on the control condition.Type: ApplicationFiled: March 14, 2022Publication date: April 18, 2024Applicant: Fanuc CorporationInventors: Nobuhito Oonishi, Masashi Yasuda, Kasumi Satou
-
Publication number: 20240069528Abstract: Provided is a display device and a computer program with which it is possible to easily confirm the surface roughness of a workpiece during a turning process. The display device comprises: a surface roughness calculation unit for calculating data pertaining to the surface roughness of a workpiece during a turning process in which the feeding speed for relative cutting between the workpiece and equipment changes, on the basis of the feeding speed in the feeding direction for the relative cutting between the workpiece and the equipment and the shape of the equipment; and a display control unit for performing control, on the basis of the calculated data pertaining to the surface roughness and a display configuration that was configured in advance, such that the data pertaining to the surface roughness of the workpiece is displayed on a display unit.Type: ApplicationFiled: January 25, 2022Publication date: February 29, 2024Applicant: FANUC CORPORATIONInventors: Daichi OKAMOTO, Masashi YASUDA
-
Publication number: 20240019837Abstract: The present invention addresses the problem of providing a computer for a machine tool that can easily be configured without repeated trial-and-error to allow a user to select optimal machining conditions.Type: ApplicationFiled: February 22, 2022Publication date: January 18, 2024Applicant: FANUC CORPORATIONInventors: Yuutarou HORIKAWA, Masashi YASUDA
-
Publication number: 20230375995Abstract: Provided are a display device, a computer program, and a storage medium that make it possible to increase visibility of a tool path. This display device comprises: an oscillation condition setting unit that sets oscillation conditions for oscillation cutting in which a workpiece and a tool are oscillated relative to each other; a tool path information generation unit that generates tool path information related to a tool path on the basis of the oscillation conditions; a determination unit that determines an actual cut portion and an air cut portion on the tool path on the basis of the tool path information; and a display control unit that controls a display unit to display thereon the tool path in which the actual cut portion and the air cut portion on the tool path are displayed in different manners.Type: ApplicationFiled: November 26, 2021Publication date: November 23, 2023Applicant: FANUC CORPORATIONInventors: Masahiko MIYAKE, Masashi YASUDA
-
Publication number: 20230359171Abstract: A numerical control device used for a machine tool and configured to move a machining tool and a workpiece in the same direction on parallel respective drive shafts based on a machining program and control a relative positional relationship between the machining tool and the workpiece during the motion in the same direction, at least one of motion instructions for the machining tool and the workpiece being an instruction whose instruction value varies arbitrarily with time elapsed, includes: a machining program analysis unit that acquires the motion instructions for the machining tool and the workpiece from the machining program; a motion instruction generation unit that generates machining tool motion instruction data on the machining tool and workpiece motion instruction data on the workpiece based on the motion instructions; and an interpolation unit that generates machining tool interpolation data based on the machining tool motion instruction data and generates workpiece interpolation data based on the wType: ApplicationFiled: September 30, 2021Publication date: November 9, 2023Applicant: Fanuc CorporationInventor: Masashi Yasuda
-
Patent number: 11717926Abstract: To provide a control device for a machine tool capable of performing thread cutting while reducing the load on the machine tool from the oscillating operation, without extending the cycle time, and capable of reliably shredding chips in a case of performing the non-oscillating operation in the present pass after the oscillating operation in the previous pass. A control device for a machine tool includes: an oscillating operation execution determination unit that determines whether to execute an oscillating operation that causes the cutting tool to oscillate in the radial direction of the workpiece; an oscillation command generation unit that generates an oscillation command of the oscillating operation based on a determination result; a control unit that superimposes the oscillation command on a position command of the feed axis to generate a drive command.Type: GrantFiled: June 15, 2022Date of Patent: August 8, 2023Assignee: FANUC CORPORATIONInventors: Yuutarou Horikawa, Masashi Yasuda, Kenta Yamamoto
-
Publication number: 20230072167Abstract: Provided is a machine tool control device capable of promptly determining a frequency parameter and an amplitude parameter for a desired oscillation instruction enabling shredding of a chip. A machine tool control device 1 performs machining while causing a tool T and a workpiece W to oscillate relative to each other.Type: ApplicationFiled: February 18, 2021Publication date: March 9, 2023Applicant: FANUC CORPORATIONInventors: Kenta YAMAMOTO, Masashi YASUDA
-
Publication number: 20220305602Abstract: To provide a control device for a machine tool capable of performing thread cutting while reducing the load on the machine tool from the oscillating operation, without extending the cycle time, and capable of reliably shredding chips in a case of performing the non-oscillating operation in the present pass after the oscillating operation in the previous pass. A control device for a machine tool includes: an oscillating operation execution determination unit that determines whether to execute an oscillating operation that causes the cutting tool to oscillate in the radial direction of the workpiece; an oscillation command generation unit that generates an oscillation command of the oscillating operation based on a determination result; a control unit that superimposes the oscillation command on a position command of the feed axis to generate a drive command.Type: ApplicationFiled: June 15, 2022Publication date: September 29, 2022Applicant: FANUC CORPORATIONInventors: Yuutarou HORIKAWA, Masashi YASUDA, Kenta YAMAMOTO
-
Patent number: 11396073Abstract: To provide a control device for a machine tool capable of performing thread cutting while reducing the load on the machine tool from the oscillating operation, without extending the cycle time, and capable of reliably shredding chips in a case of performing the non-oscillating operation in the present pass after the oscillating operation in the previous pass. A control device for a machine tool includes: an oscillating operation execution determination unit that determines whether to execute an oscillating operation that causes the cutting tool to oscillate in the radial direction of the workpiece; an oscillation command generation unit that generates an oscillation command of the oscillating operation based on a determination result; a control unit that superimposes the oscillation command on a position command of the feed axis to generate a drive command.Type: GrantFiled: September 15, 2020Date of Patent: July 26, 2022Assignee: FANUC CORPORATIONInventors: Yuutarou Horikawa, Masashi Yasuda, Kenta Yamamoto
-
Patent number: 11014210Abstract: A controller of a machine tool includes a plurality of feed axes that feed a tool, machines a workpiece while making the tool oscillate and includes: an oscillation command creation unit which creates an oscillation command based on a machining condition; and a control unit which machines, based on the oscillation command and a movement command, the workpiece while making the tool oscillate, and the oscillation command creation unit creates, when the machining condition indicates machining by an interpolation operation of one feed axis of the plurality of feed axes, the oscillation command so as to make the tool oscillate in a direction along a machining path and changes, when the machining condition indicates machining by a simultaneous interpolation operation of the plurality of feed axes, the oscillation command so as to change the direction of the oscillation with respect to the machining path.Type: GrantFiled: June 11, 2019Date of Patent: May 25, 2021Assignee: FANUC CORPORATIONInventors: Kenta Yamamoto, Masashi Yasuda
-
Publication number: 20210101240Abstract: To provide a control device for a machine tool capable of performing thread cutting while reducing the load on the machine tool from the oscillating operation, without extending the cycle time, and capable of reliably shredding chips in a case of performing the non-oscillating operation in the present pass after the oscillating operation in the previous pass. A control device for a machine tool includes: an oscillating operation execution determination unit that determines whether to execute an oscillating operation that causes the cutting tool to oscillate in the radial direction of the workpiece; an oscillation command generation unit that generates an oscillation command of the oscillating operation based on a determination result; a control unit that superimposes the oscillation command on a position command of the feed axis to generate a drive command.Type: ApplicationFiled: September 15, 2020Publication date: April 8, 2021Applicant: FANUC CORPORATIONInventors: Yuutarou HORIKAWA, Masashi YASUDA, Kenta YAMAMOTO
-
Patent number: 10814398Abstract: A controller controls a machine tool, which performs thread cutting for a workpiece, according to a machining program. The controller analyzes operating conditions of a cutting-up/cutting-in motion commanded in the machining program and inserts a cutting-up/cutting-in motion created based on the analyzed operating conditions into the thread cutting. In the insertion of the cutting-up/cutting-in motion into the thread cutting, a cycle including a cutting-in operation, a cutting-up operation for separating chips by raising the cutting tool for cutting in the radial direction of the workpiece, and an operation to cause the cutting tool to approach a start position of an immediately preceding cutting-up operation so as not to interfere with the workpiece is repeatedly performed.Type: GrantFiled: February 21, 2019Date of Patent: October 27, 2020Assignee: Fanuc CorporationInventor: Masashi Yasuda
-
Patent number: 10802460Abstract: A controller has a function of stopping an oscillation motion in a non-cutting section in oscillation cutting and includes an oscillation command creation unit and an oscillation command creation determination unit. The oscillation command creation unit outputs an oscillation command, and the oscillation command creation determination unit determines whether or not cutting of a workpiece by a tool is actually being performed and stops an output of the oscillation command during non-cutting.Type: GrantFiled: October 10, 2018Date of Patent: October 13, 2020Assignee: Fanuc CorporationInventor: Masashi Yasuda
-
Publication number: 20200016712Abstract: A controller of a machine tool includes a plurality of feed axes that feed a tool, machines a workpiece while making the tool oscillate and includes: an oscillation command creation unit which creates an oscillation command based on a machining condition; and a control unit which machines, based on the oscillation command and a movement command, the workpiece while making the tool oscillate, and the oscillation command creation unit creates, when the machining condition indicates machining by an interpolation operation of one feed axis of the plurality of feed axes, the oscillation command so as to make the tool oscillate in a direction along a machining path and changes, when the machining condition indicates machining by a simultaneous interpolation operation of the plurality of feed axes, the oscillation command so as to change the direction of the oscillation with respect to the machining path.Type: ApplicationFiled: June 11, 2019Publication date: January 16, 2020Applicant: FANUC CORPORATIONInventors: Kenta YAMAMOTO, Masashi YASUDA
-
Patent number: 10466682Abstract: A controller performs high-accuracy oscillation control in which an axis driven by a motor is rocked in accordance with the rotation of a spindle motor for driving a main spindle. This controller determines a reference speed of rocking motion based on a reference speed set in advance, a reference main spindle rotational speed of the spindle motor, and an actual main spindle rotational speed, and calculates a rocking motion speed for each control period based on the determined reference speed of the rocking motion. The calculated rocking motion speed for each control period is added to a command outputted by the controller for controlling the position of the motor for each control period.Type: GrantFiled: June 21, 2018Date of Patent: November 5, 2019Assignee: Fanuc CorporationInventor: Masashi Yasuda
-
Publication number: 20190265677Abstract: A controller controls a machine tool, which performs thread cutting for a workpiece, according to a machining program. The controller analyzes operating conditions of a cutting-up/cutting-in motion commanded in the machining program and inserts a cutting-up/cutting-in motion created based on the analyzed operating conditions into the thread cutting. In the insertion of the cutting-up/cutting-in motion into the thread cutting, a cycle including a cutting-in operation, a cutting-up operation for separating chips by raising the cutting tool for cutting in the radial direction of the workpiece, and an operation to cause the cutting tool to approach a start position of an immediately preceding cutting-up operation so as not to interfere with the workpiece is repeatedly performed.Type: ApplicationFiled: February 21, 2019Publication date: August 29, 2019Applicant: Fanuc CorporationInventor: Masashi Yasuda
-
Publication number: 20190107820Abstract: A controller has a function of stopping an oscillation motion in a non-cutting section in oscillation cutting and includes an oscillation command creation unit and an oscillation command creation determination unit. The oscillation command creation unit outputs an oscillation command, and the oscillation command creation determination unit determines whether or not cutting of a workpiece by a tool is actually being performed and stops an output of the oscillation command during non-cutting.Type: ApplicationFiled: October 10, 2018Publication date: April 11, 2019Applicant: FANUC CORPORATIONInventor: Masashi Yasuda
-
Publication number: 20180373228Abstract: A controller performs high-accuracy oscillation control in which an axis driven by a motor is rocked in accordance with the rotation of a spindle motor for driving a main spindle. This controller determines a reference speed of rocking motion based on a reference speed set in advance, a reference main spindle rotational speed of the spindle motor, and an actual main spindle rotational speed, and calculates a rocking motion speed for each control period based on the determined reference speed of the rocking motion. The calculated rocking motion speed for each control period is added to a command outputted by the controller for controlling the position of the motor for each control period.Type: ApplicationFiled: June 21, 2018Publication date: December 27, 2018Applicant: FANUC CORPORATIONInventor: Masashi Yasuda
-
Publication number: 20100001445Abstract: There is provided a vibration isolator capable of, (1) vibration isolation performance for ground motion disturbance: vibration isolation for floor vibration, and (2) vibration control performance for direct acting disturbance: suppression of swing due to driving reaction force caused by stage movement, significantly improving the above (2), i.e., the vibration control performance, with keeping the above (1), i.e., the vibration isolation performance, at a high level.Type: ApplicationFiled: June 30, 2009Publication date: January 7, 2010Applicant: TOKKYOKIKI CORPORATIONInventors: Teruo Maruyama, Masashi Yasuda