Patents by Inventor Hirotake Esaki
Hirotake Esaki 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: 11826919Abstract: A work coordinate generation device includes a shape register section configured to register shape information about a shape of a work region optically defined on a target which is a work target of a work robot; a first recognition section configured to acquire first image data; a first coordinate generation section configured to generate a first work coordinate which represents the work region of the first target based on a result of recognition of the first recognition section; a second recognition section configured to acquire second image data; and a second coordinate generation section configured to generate a second work coordinate which represents the work region of the second target based on the first work coordinate and a result of recognition of the second recognition section.Type: GrantFiled: January 30, 2019Date of Patent: November 28, 2023Assignee: FUJI CORPORATIONInventors: Anusuya Nallathambi, Hiroshi Oike, Hirotake Esaki, Takahiro Morikawa
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Publication number: 20220145985Abstract: An abnormality of a gear is more appropriately predicted. An abnormality prediction device of the present disclosure is used in a feeding device including a driving section, a gear connected to the driving section, and a detection section configured to detect a position of a medium fed in accordance with driving of the gear, and intermittently feeding the medium. The abnormality prediction device acquires detection information regarding a feed amount of the medium based on the position of the medium detected over time by the detection section, decomposes the acquired detection information into a trend component regarding a moving average of the gear, a cycle component based on a cycle of the gear, and a random component obtained by excluding the trend component and the cycle component, obtains an abnormality level of the gear based on the cycle component obtained by the decomposition, and outputs the obtained abnormality level.Type: ApplicationFiled: October 15, 2021Publication date: May 12, 2022Applicant: FUJI CORPORATIONInventors: Go UCHIDA, Hiroshi OIKE, Hirotake ESAKI, Masafumi AMANO, Kenji SUGIYAMA, Masaki MATSUDAIRA
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Patent number: 11330748Abstract: An electronic component mounting method including a preparatory imaging step of storing preparation position information of component holding sections obtained based on preparation images imaged with no electronic component held by the component holding sections and with a rotary head indexed to multiple indexing angles; a pick-up step of picking up electronic components; an angle information acquisition step of acquiring indexing angle information of the rotary head; a component imaging step of imaging the electronic components with the indexing angle of the rotary head made to coincide with an indexing angle of the rotary head that corresponds to the specific positional information; and a measurement step of measuring a positional deviation amount between a position of the multiple component holding sections that is recognized from the specific positional information and a position of the electronic component that is recognized from the component image obtained in the component imaging step.Type: GrantFiled: September 22, 2017Date of Patent: May 10, 2022Assignee: FUJI CORPORATIONInventors: Hirotake Esaki, Kenji Sugiyama, Kazuya Kotani
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Publication number: 20220111530Abstract: A work coordinate generation device includes a shape register section configured to register shape information about a shape of a work region optically defined on a target which is a work target of a work robot; a first recognition section configured to acquire first image data; a first coordinate generation section configured to generate a first work coordinate which represents the work region of the first target based on a result of recognition of the first recognition section; a second recognition section configured to acquire second image data; and a second coordinate generation section configured to generate a second work coordinate which represents the work region of the second target based on the first work coordinate and a result of recognition of the second recognition section.Type: ApplicationFiled: January 30, 2019Publication date: April 14, 2022Applicant: FUJI CORPORATIONInventors: Anusuya NALLATHAMBI, Hiroshi OIKE, Hirotake ESAKI, Takahiro MORIKAWA
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Publication number: 20220026892Abstract: An anomaly detection device of a machine tool includes a time series data acquisition section for acquiring target time series data that is the time series data of a moving load in the Z-axis direction of a cutting tool of the machine tool during a drilling process, an evaluation value derivation section for deriving an evaluation value indicating a degree of similarity between at least a part of the acquired target time series data and at least a part of reference time series data that is time series data of the moving load that can be regarded as normal using singular spectrum transformation, and an anomaly determination section for determining the presence or absence of an anomaly of the machine tool based on the derived evaluation value.Type: ApplicationFiled: December 12, 2018Publication date: January 27, 2022Applicant: FUJI CORPORATIONInventors: Go UCHIDA, Hirotake ESAKI, Hiroshi OIKE, Anusuya NALLATHAMBI
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Patent number: 11010576Abstract: A substrate work system including an information management device to manage traceability information of configuration items that configure a circuit board product; an imaging device to image an identification code attached to the configuration item; and an imaging control device to read the identification code imaged by the imaging device, and transmit a serial number recorded in the identification code to the information management device.Type: GrantFiled: July 20, 2017Date of Patent: May 18, 2021Assignee: FUJI CORPORATIONInventors: Kenji Sugiyama, Kazuya Kotani, Hirotake Esaki
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Publication number: 20210112693Abstract: An electronic component mounting method including a preparatory imaging step of storing preparation position information of component holding sections obtained based on preparation images imaged with no electronic component held by the component holding sections and with a rotary head indexed to multiple indexing angles; a pick-up step of picking up electronic components; an angle information acquisition step of acquiring indexing angle information of the rotary head; a component imaging step of imaging the electronic components with the indexing angle of the rotary head made to coincide with an indexing angle of the rotary head that corresponds to the specific positional information; and a measurement step of measuring a positional deviation amount between a position of the multiple component holding sections that is recognized from the specific positional information and a position of the electronic component that is recognized from the component image obtained in the component imaging step.Type: ApplicationFiled: September 22, 2017Publication date: April 15, 2021Applicant: FUJI CORPORATIONInventors: Hirotake ESAKI, Kenji SUGIYAMA, Kazuya KOTANI
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Patent number: 10772250Abstract: Component mounting system 1 includes electronic component mounting device 10, control device 100, image processing device 110, memory device 115, and display 120. Electronic component mounting device 10 includes mounting head 26, supply device 28, and component camera 90, and is configured to use mounting head 26 to pick up an electronic component supplied by supply device 28 and to image the held electronic component using component camera 90. When saving the captured image data on memory device 115, it is determined whether a condition for using a first format is satisfied (S1, S2). When the conditions for using the first format are satisfied (S2: yes), the captured image data is saved on memory device 115 in the first format that is a lossless compression format (S5). When conditions for using the first format are not satisfied (S2: no), the captured image data is saved on memory device 115 in the second format, which is a lossy compression format.Type: GrantFiled: June 17, 2016Date of Patent: September 8, 2020Assignee: FUJI CORPORATIONInventors: Hiroshi Oike, Hirotake Esaki, Kenji Sugiyama
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Publication number: 20200151414Abstract: A substrate work system including an information management device to manage traceability information of configuration items that configure a circuit board product; an imaging device to image an identification code attached to the configuration item; and an imaging control device to read the identification code imaged by the imaging device, and transmit a serial number recorded in the identification code to the information management device.Type: ApplicationFiled: July 20, 2017Publication date: May 14, 2020Applicant: FUJl CORPORATIONInventors: Kenji SUGIYAMA, Kazuya KOTANI, Hirotake ESAKI
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Publication number: 20190335632Abstract: Component mounting system 1 includes electronic component mounting device 10, control device 100, image processing device 110, memory device 115, and display 120. Electronic component mounting device 10 includes mounting head 26, supply device 28, and component camera 90, and is configured to use mounting head 26 to pick up an electronic component supplied by supply device 28 and to image the held electronic component using component camera 90. When saving the captured image data on memory device 115, it is determined whether a condition for using a first format is satisfied (S1, S2). When the conditions for using the first format are satisfied (S2: yes), the captured image data is saved on memory device 115 in the first format that is a lossless compression format (S5). When conditions for using the first format are not satisfied (S2: no), the captured image data is saved on memory device 115 in the second format, which is a lossy compression format.Type: ApplicationFiled: June 17, 2016Publication date: October 31, 2019Applicant: FUJI CORPORATIONInventors: Hiroshi OIKE, Hirotake ESAKI, Kenji SUGIYAMA
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Patent number: 10366486Abstract: A mounting device mounts components on a board, and performs processing of arranging discard components discarded based on a captured image on a discard loading section. A CPU of a management computer acquires an identification image in which it is possible to identify a discard component to be discarded and a captured image of the discard component, links the acquired identification image of the discard component and the captured image of the discard component, and creates a discard component arrangement image screen that includes an arrangement display area in which the identification images are arranged based on an order in which the discard components were arranged on discard loading section. The CPU of management computer then outputs the created discard component arrangement image screen.Type: GrantFiled: February 4, 2015Date of Patent: July 30, 2019Assignee: FUJI CORPORATIONInventors: Takeshi Kato, Hiroshi Oike, Hirotake Esaki
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Patent number: 10012970Abstract: A board production state monitoring system including a camera unit that is disposed in a board work machine which carries out predetermined work for a board, that images a progress of the work by using a moving image, and that outputs moving image data; a data operation unit that receives, stores, and displays the moving image data; a trigger factor detection unit that detects at least one of a change factor in which working conditions of the work are changed inside the board work machine and a sign of error occurrence which shows that a working error may occur in the work, as a trigger factor; and an imaging start device for causing the camera unit to start moving image capturing if the trigger factor detection unit detects the trigger factor, and for causing the data operation unit to temporarily store the moving image data, is provided.Type: GrantFiled: November 13, 2012Date of Patent: July 3, 2018Assignee: FUJI MACHINE MFG. CO., LTD.Inventors: Masafumi Amano, Hirotake Esaki, Mitsutaka Inagaki, Ken Morikami
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Patent number: 9980420Abstract: The assembling machine is provided with fiducial marks which are attached to a defined position on a moving head, and an image processing section which recognizes the holding state of the component by the holding member based on high resolution data which is generated by super-resolution processing which uses a plurality of items of image data. The image processing section includes a displacement amount calculation section which calculates each displacement amount of imaging positions of other items of image data in relation to the imaging position of reference data, a positioning processing section which performs the positioning of the other items of image data in relation to the reference data, and a reconstruction processing section which generates the high resolution data based on the plurality of items of image data which are positioned.Type: GrantFiled: December 2, 2013Date of Patent: May 22, 2018Assignee: FUJI MACHINE MFG. Co., LTD.Inventors: Masafumi Amano, Hiroshi Oike, Hirotake Esaki
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Publication number: 20180012351Abstract: A mounting device mounts components on a board, and performs processing of arranging discard components discarded based on a captured image on a discard loading section. A CPU of a management computer acquires an identification image in which it is possible to identify a discard component to be discarded and a captured image of the discard component, links the acquired identification image of the discard component and the captured image of the discard component, and creates a discard component arrangement image screen that includes an arrangement display area in which the identification images are arranged based on an order in which the discard components were arranged on discard loading section. The CPU of management computer then outputs the created discard component arrangement image screen.Type: ApplicationFiled: February 4, 2015Publication date: January 11, 2018Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Takeshi KATO, Hiroshi OIKE, Hirotake ESAKI
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Patent number: 9659357Abstract: A mounting control device including an error detection device which detects an error based on image processing data and a component image taken of the component; and a data creation device which creates image processing data based on a component image, is provided. Processing of creating image processing data is performed automatically at a component mounting machine. Accordingly, because an operator does not need to perform work of creating image processing data, the work load on the operator may be reduced, and it is possible to improve work efficiency and productivity.Type: GrantFiled: September 28, 2012Date of Patent: May 23, 2017Assignee: FUJI MACHINE MFG. CO., LTD.Inventors: Hirotake Esaki, Mitsuru Sanji
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Publication number: 20160309630Abstract: The assembling machine is provided with fiducial marks which are attached to a defined position on a moving head, and an image processing section which recognizes the holding state of the component by the holding member based on high resolution data which is generated by super-resolution processing which uses a plurality of items of image data. The image processing section includes a displacement amount calculation section which calculates each displacement amount of imaging positions of other items of image data in relation to the imaging position of reference data, a positioning processing section which performs the positioning of the other items of image data in relation to the reference data, and a reconstruction processing section which generates the high resolution data based on the plurality of items of image data which are positioned.Type: ApplicationFiled: December 2, 2013Publication date: October 20, 2016Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Masafumi AMANO, Hiroshi OIKE, Hirotake ESAKI
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Publication number: 20150286202Abstract: A board production state monitoring system including a camera unit that is disposed in a board work machine which carries out predetermined work for a board, that images a progress of the work by using a moving image, and that outputs moving image data; a data operation unit that receives, stores, and displays the moving image data; a trigger factor detection unit that detects at least one of a change factor in which working conditions of the work are changed inside the board work machine and a sign of error occurrence which shows that a working error may occur in the work, as a trigger factor; and an imaging start device for causing the camera unit to start moving image capturing if the trigger factor detection unit detects the trigger factor, and for causing the data operation unit to temporarily store the moving image data, is provided.Type: ApplicationFiled: November 13, 2012Publication date: October 8, 2015Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Masafumi Amano, Hirotake Esaki, Mitsutaka Inagaki, Ken Morikami
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Publication number: 20150235356Abstract: A mounting control device including an error detection device which detects an error based on image processing data and a component image taken of the component; and a data creation device which creates image processing data based on a component image, is provided. Processing of creating image processing data is performed automatically at a component mounting machine. Accordingly, because an operator does not need to perform work of creating image processing data, the work load on the operator may be reduced, and it is possible to improve work efficiency and productivity.Type: ApplicationFiled: September 28, 2012Publication date: August 20, 2015Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Hirotake Esaki, Mitsuru Sanji
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Patent number: 7181089Abstract: Method and apparatus for searching for a fiducial mark, by processing image data indicative of images of the fiducial mark and an area surrounding the fiducial mark, which images are taken by an imaging device, wherein the image data are processed by an image-data processing device, which includes: a reference-line data storing portion operable perform a step of storing at least one reference line each of which corresponds to at least one portion of a profile of the fiducial mark and the number of which is sufficient to specify the fiducial mark; a profile-data obtaining portion operable to perform a step of obtaining profile data indicative of profiles of the images taken by the imaging device, each of the profiles of the images consisting of a group of points at which an optical characteristic of the corresponding image abruptly changes; and a searching portion operable to perform a step of searching for the fiducial mark, on the basis of the profiles represented by the obtained profile data and the storedType: GrantFiled: September 6, 2002Date of Patent: February 20, 2007Assignee: Fuji Machine Mfg. Co., Ltd.Inventors: Hirotake Esaki, Baksa Chi
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Publication number: 20030053714Abstract: Method and apparatus for searching for a fiducial mark, by processing image data indicative of images of the fiducial mark and an area surrounding the fiducial mark, which images are taken by an imaging device, wherein the image data are processed by an image-data processing device, which includes: a reference-line data storing portion operable perform a step of storing at least one reference line each of which corresponds to at least one portion of a profile of the fiducial mark and the number of which is sufficient to specify the fiducial mark; a profile-data obtaining portion operable to perform a step of obtaining profile data indicative of profiles of the images taken by the imaging device, each of the profiles of the images consisting of a group of points at which an optical characteristic of the corresponding image abruptly changes; and a searching portion operable to perform a step of searching for the fiducial mark, on the basis of the profiles represented by the obtained profile data and the storedType: ApplicationFiled: September 6, 2002Publication date: March 20, 2003Applicant: FUJI MACHINE MFG. CO., LTD.Inventors: Hirotake Esaki, Baksa Chi