Patents by Inventor Hajime Oono
Hajime Oono 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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Patent number: 10730217Abstract: A numerical controller instructs a robot or an automated machine (external device), in relation to a main task for which a retrying operation thereof has occurred, to execute, instead of or in addition to the main task, a sorting task to distinguish an exception molded product, which was produced from a time when a determination result became successful, and until a physical quantity to be measured lies within a management range, or until a stand-by time elapses, from a normal molded product produced before the occurrence of the retrying operation.Type: GrantFiled: April 5, 2018Date of Patent: August 4, 2020Assignee: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Patent number: 10695968Abstract: A controller includes a mold movement control unit that moves a movable mold between a first position separated from a fixed mold and a second position at which mold closing is completed; a determining unit determines the presence of abnormalities in at least one of the movable mold and the fixed mold on the basis of inspection information acquired from at least one of the movable mold and the fixed mold and outputs a confirmation signal related to the presence of abnormalities; and a mold stopping unit that stops movement of the movable mold on the basis of whether the confirmation signal output from the determining unit is acquired while a safety confirmation condition is satisfied after the mold movement control unit starts moving the movable mold from the first position toward the second position.Type: GrantFiled: December 18, 2018Date of Patent: June 30, 2020Assignee: FANUC CORPORATIONInventor: Hajime Oono
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Patent number: 10688699Abstract: An injection molding system is equipped with a mold having a plurality of cavities, an injection device for injecting a molding material, and a controller for controlling the injection device to mold a plurality of molded parts. The controller includes a determining unit for determining quality of the plurality of molded parts molded at the plurality of cavities. Further, the controller includes a control unit for failure for preventing, when a molded part is judged to be defective, injection to a cavity used for the molded part judged to be good.Type: GrantFiled: April 5, 2018Date of Patent: June 23, 2020Assignee: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Patent number: 10421621Abstract: A work transferring system includes a hand including a body and at least one attracting part configured to hold a work with a gap maintained between the work and a surface of the body by attracting the work to a distal end protruding from the surface; a transfer mechanism configured to transfer the work to a predetermined transfer destination by moving the hand, a work releasing member disposed above the transfer destination to which the transfer mechanism transfers the work and configured to release the work from the attracting part, and a lifting mechanism configured to move up and down the work releasing member or the work. The work releasing member includes a claw arranged in a substantially horizontal cantilever manner and having a shape that allows insertion of the claw into the gap.Type: GrantFiled: August 16, 2017Date of Patent: September 24, 2019Assignee: Fanuc CorporationInventor: Hajime Oono
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Patent number: 10369734Abstract: An injection molding system includes: a first extruding member that extrudes a first molded article from a mold; a robot that transfers the first molded article extruded from the mold to an assembling position in relation to a second molded article in the mold; a second extruding member that extrudes the second molded article from the mold towards the first molded article retained at the assembling position by way of the robot, and assembles the second molded article to the first molded article; and a load detection unit that detects load applied to the second extruding member, in which defect discrimination of the first molded article, the second molded article, or an assembled state of the first molded article and the second molded article is performed, based on load detected by the load detection unit when the second molded article is assembled to the first molded article.Type: GrantFiled: April 12, 2017Date of Patent: August 6, 2019Assignee: FANUC CORPORATIONInventor: Hajime Oono
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Patent number: 10363637Abstract: A molding system for assembling a part by moving a workpiece gripped by a hand of a robot toward a mold of an injection molding machine, while rotating a molded article supported on the mold and the workpiece relative to each other, whereby the molded article and the workpiece are screw-engaged. The molding system includes a rotation detector for detecting a rotational amount between the molded article and the workpiece, an assembled state judging unit for judging if the assembled part is in a predetermined state, and a control unit for relatively rotating and displacing the molded article and the workpiece until the rotational amount exceeds a predetermined rotational amount and the assembled state becomes the predetermined state.Type: GrantFiled: April 5, 2018Date of Patent: July 30, 2019Assignee: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Publication number: 20190224899Abstract: A controller includes a mold movement control unit that moves a movable mold between a first position separated from a fixed mold and a second position at which mold closing is completed; a determining unit determines the presence of abnormalities in at least one of the movable mold and the fixed mold on the basis of inspection information acquired from at least one of the movable mold and the fixed mold and outputs a confirmation signal related to the presence of abnormalities; and a mold stopping unit that stops movement of the movable mold on the basis of whether the confirmation signal output from the determining unit is acquired while a safety confirmation condition is satisfied after the mold movement control unit starts moving the movable mold from the first position toward the second position.Type: ApplicationFiled: December 18, 2018Publication date: July 25, 2019Applicant: FANUC CORPORATIONInventor: Hajime OONO
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Publication number: 20190224893Abstract: The injection molding machine includes a first mold connector, a second mold connector, a mold moving device, a mold movement control unit that controls the mold moving device, and a mold connection control unit that controls the first mold connector and the second mold connector so that in a first mold opening state, the first mold connector disconnects a fixed mold and an intermediate mold and the second mold connector connects the movable mold and the intermediate mold, and in a second mold opening state, the first mold connector connects the fixed mold and the intermediate mold and the second mold connector disconnects the movable mold and the intermediate mold.Type: ApplicationFiled: December 18, 2018Publication date: July 25, 2019Applicant: FANUC CORPORATIONInventor: Hajime OONO
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Patent number: 10201923Abstract: A first rotation controller that rotates a rotary table by feedback control based on a rotation amount detected by a rotation amount detection unit and a second rotation controller that rotates the rotary table by the feedback control based on a distance detected by a distance detection unit are included and rotation control by the first rotation controller is switched to that by the second rotation controller at a predetermined rotation angle.Type: GrantFiled: August 3, 2016Date of Patent: February 12, 2019Assignee: FANUC CORPORATIONInventor: Hajime Oono
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Patent number: 10150238Abstract: In an injection molding machine, a predetermined torque limit value set in advance and acceleration/deceleration torque calculated by an acceleration/deceleration torque calculation section are added to set an output torque limit value for a motor. By this operation, quick acceleration or deceleration can be achieved in an injection process, and breakage of a mold and mechanism section of the injection molding machine can be prevented.Type: GrantFiled: May 4, 2016Date of Patent: December 11, 2018Assignee: FANUC CorporationInventor: Hajime Oono
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Patent number: 10105888Abstract: An acceleration distance for acceleration at a set acceleration rate, required for an ejection start position passing speed in an ejection start position, is obtained, and a position behind the ejection start position by the acceleration distance is set as an advance start position of an ejector. Thus, an ejector plate can start to move at an optimal speed.Type: GrantFiled: February 19, 2016Date of Patent: October 23, 2018Assignee: FANUC CORPORATIONInventor: Hajime Oono
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Publication number: 20180290248Abstract: A molding system for assembling a part by moving a workpiece griped by a hand of a robot toward a mold of an injection molding machine, while rotating a molded article supported on the mold and the workpiece relative to each other, whereby the molded article and the workpiece are screw-engaged. The molding system includes a rotation detector for detecting a rotational amount between the molded article and the workpiece, an assembled state judging unit for judging if the assembled part is in a predetermined state, and a control unit for relatively rotating and displacing the molded article and the workpiece until the rotational amount exceeds a predetermined rotational amount and the assembled state becomes the predetermined state.Type: ApplicationFiled: April 5, 2018Publication date: October 11, 2018Applicant: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Publication number: 20180290363Abstract: A numerical controller instructs a robot or an automated machine (external device), in relation to a main task for which a retrying operation thereof has occurred, to execute, instead of or in addition to the main task, a sorting task to distinguish an exception molded product, which was produced from a time when a determination result became successful, and until a physical quantity to be measured lies within a management range, or until a stand-by time elapses, from a normal molded product produced before the occurrence of the retrying operation.Type: ApplicationFiled: April 5, 2018Publication date: October 11, 2018Applicant: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Publication number: 20180290353Abstract: An injection molding system is equipped with a mold having a plurality of cavities, an injection device for injecting a molding material, and a controller for controlling the injection device to mold a plurality of molded parts. The controller includes a determining unit for determining quality of the plurality of molded parts molded at the plurality of cavities. Further, the controller includes a control unit for failure for preventing, when a molded part is judged to be defective, injection to a cavity used for the molded part judged to be good.Type: ApplicationFiled: April 5, 2018Publication date: October 11, 2018Applicant: FANUC CORPORATIONInventors: Hajime Oono, Naoaki Seki, Ryousuke Mori
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Publication number: 20180057279Abstract: A work transferring system includes: a hand including a body and at least one attracting part configured to hold a work with a gap maintained between the work and a surface of the body by attracting the work to a distal end protruding from the surface; a transfer mechanism configured to transfer the work to a predetermined transfer destination by moving the hand; a work releasing member disposed above the transfer destination to which the transfer mechanism transfers the work and configured to release the work from the attracting part; and an lifting mechanism configured to move up and down the work releasing member or the work. The work releasing member includes a claw arranged in a substantially horizontal cantilever manner and having a shape that allows insertion of the claw into the gap.Type: ApplicationFiled: August 16, 2017Publication date: March 1, 2018Applicant: Fanuc CorporationInventor: Hajime OONO
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Publication number: 20180029807Abstract: There is provided a suction device including a suction portion for gripping a suction target by using a sucking force in a direction, and a pressing unit for pressing the suction target gripped by the suction portion in a direction opposite to the sucking force, and for terminating a gripped state, where the pressing unit includes a pressing member, for pressing the suction target, provided in a manner capable of advancing and retracting along the direction of the sucking force, and a drive unit for advancing and retracting the pressing member.Type: ApplicationFiled: July 24, 2017Publication date: February 1, 2018Applicant: Fanuc CorporationInventor: Hajime OONO
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Publication number: 20170297243Abstract: An injection molding system includes: a first extruding member that extrudes a first molded article from a mold; a robot that transfers the first molded article extruded from the mold to an assembling position in relation to a second molded article in the mold; a second extruding member that extrudes the second molded article from the mold towards the first molded article retained at the assembling position by way of the robot, and assembles the second molded article to the first molded article; and a load detection unit that detects load applied to the second extruding member, in which defect discrimination of the first molded article, the second molded article, or an assembled state of the first molded article and the second molded article is performed, based on load detected by the load detection unit when the second molded article is assembled to the first molded article.Type: ApplicationFiled: April 12, 2017Publication date: October 19, 2017Inventor: Hajime OONO
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Publication number: 20170036384Abstract: A first rotation controller that rotates a rotary table by feedback control based on a rotation amount detected by a rotation amount detection unit and a second rotation controller that rotates the rotary table by the feedback control based on a distance detected by a distance detection unit are included and rotation control by the first rotation controller is switched to that by the second rotation controller at a predetermined rotation angle.Type: ApplicationFiled: August 3, 2016Publication date: February 9, 2017Inventor: Hajime OONO
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Publication number: 20160332351Abstract: In an injection molding machine, a predetermined torque limit value set in advance and acceleration/deceleration torque calculated by an acceleration/deceleration torque calculation section are added to set an output torque limit value for a motor. By this operation, quick acceleration or deceleration can be achieved in an injection process, and breakage of a mold and mechanism section of the injection molding machine can be prevented.Type: ApplicationFiled: May 4, 2016Publication date: November 17, 2016Inventor: Hajime OONO
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Publication number: 20160257046Abstract: An acceleration distance for acceleration at a set acceleration rate, required for an ejection start position passing speed in an ejection start position, is obtained, and a position behind the ejection start position by the acceleration distance is set as an advance start position of an ejector. Thus, an ejector plate can start to move at an optimal speed.Type: ApplicationFiled: February 19, 2016Publication date: September 8, 2016Inventor: Hajime OONO