Patents Assigned to Juki Corporation
  • Patent number: 11950651
    Abstract: In a hair feeding device configured to perform a feeding operation for pulling out flocking hairs one by one from a bundle of flocking hairs, the device includes: a head for capturing hair ends of the flocking hairs; a conveyance mechanism configured to convey the head; and a control device that controls an operation control of the feeding operation, in which the head includes a nozzle that suctions the hair ends of the flocking hairs, a gripping member that grips the flocking hair suctioned by the nozzle, and an actuator that gives a gripping pressure to the gripping member.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: April 9, 2024
    Assignees: JUKI CORPORATION, ARTNATURE INC.
    Inventors: Jiro Obama, Hideki Iijima, Toru Ichita, Honoka Iimura
  • Patent number: 11940781
    Abstract: The sewing management system includes a sewing machine that performs sewing on a sewing line, a management server that manages various information on the sewing line, and a wearable terminal that detects physical condition management information of an operator on the sewing line. The sewing machine transmits production management information, including identification information of the operator who perform sewing operations on the sewing line and operation information of the main unit of the device, to the management server. The management server estimates a sewing skill of the operator based on the production management information and estimates the production capacity of the operator based on the physical condition management information.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: March 26, 2024
    Assignee: JUKI CORPORATION
    Inventor: Tadashi Atsumi
  • Publication number: 20240044062
    Abstract: A chain-off thread cutter for cutting a chain-off thread formed by a sewing machine. The chain-off thread cutter including: a fixed blade; a movable blade that moves toward and away from the fixed blade; a driving unit that drives the movable blade to move the movable blade; a foreign matter detector that detects foreign matter present in a track of the movable blade; and a control unit that stops the driving unit when the foreign matter is detected by the foreign matter detector.
    Type: Application
    Filed: August 4, 2023
    Publication date: February 8, 2024
    Applicant: JUKI CORPORATION
    Inventors: Eiji FUKUMORI, Tsuyoshi HANADA, Kazuhiro MITANI, Atsushi SHIRAISHI
  • Publication number: 20230301383
    Abstract: A hair planting apparatus includes a mounting portion for mounting a base material where planting is performed, and including a work opening for planting, a hair planting unit for binding hair for planting to the base material in the work opening of the mounting portion, and a feed device disposed around the mounting portion and feeding the base material with a roller contacting the base material from below. In the hair planting apparatus, the feed device feeds the base material in at least two intersecting directions.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 28, 2023
    Applicants: JUKI CORPORATION, ARTNATURE INC.
    Inventors: Honoka IIMURA, Jiro OBAMA, Masaki SASAKI, Shogo KAMADA, Naoki KURITA
  • Publication number: 20230301384
    Abstract: A hair planting apparatus includes a mounting portion for mounting a base material, and including a work opening for planting, a hair planting unit for binding hair for planting to the material in the work opening, a transport mechanism for positioning the hair planting unit relative to each mesh hole of the material mounted on the mounting portion, an imaging unit for capturing images of a plurality of mesh holes of the material mounted on the mounting portion, a tilt detection unit for obtaining, from the image captured by the imaging unit, an alignment direction of the mesh holes of the material, and a correction mechanism for correcting the orientation of the material on the mounting portion according to a tilt angle of the alignment direction of the mesh holes of the material with respect to a predetermined direction.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 28, 2023
    Applicants: JUKI CORPORATION, ARTNATURE INC.
    Inventors: Honoka IIMURA, Jiro OBAMA, Masaki SASAKI, Shogo KAMADA, Naoki KURITA
  • Publication number: 20230279610
    Abstract: In a joining jig for disposing a sheet-shaped adherend on one surface side of a sheet-shaped material, folding back the adherend in an end edge portion of the sheet-shaped material, and causing adhesion of an end edge portion of the adherend on the other surface side of the sheet-shaped material, by a tip portion of an attachment piece pivoting in the end edge portion of a placement surface of a placement base, the attachment piece is switchable between a deployment position where an attachment surface to which the adherend is attached is deployed outside the end edge portion of the placement surface of the placement base and a facing position where the attachment surface faces the end edge portion of the placement surface.
    Type: Application
    Filed: March 2, 2023
    Publication date: September 7, 2023
    Applicant: JUKI CORPORATION
    Inventors: Takayuki SHIINA, Norihisa SHIRAISHI, Takaaki IIJIMA
  • Publication number: 20230264433
    Abstract: A joining apparatus includes a fusing mechanism part that joins two thermoplastic sheet-like materials by fusing, a sticking mechanism part that sticks an adhesive tape along a joined portion of the sheet-like materials, a workbench having a placement surface on which the fusing mechanism part and the sticking mechanism part are disposed side by side, the placement surface allowing the sheet-like materials in an unfolded state to be placed thereon, and a guide that allows an end portion to be joined of one of the sheet-like materials and an end portion to be joined of the other sheet-like material to overlap each other while aligned along a plane intersecting the placement surface, each of the end portions to be joined of the sheet-like materials being placed on the placement surface, and to feed the overlapping end portions to be joined. The fusing mechanism part fuses and joins the end portions.
    Type: Application
    Filed: February 20, 2023
    Publication date: August 24, 2023
    Applicant: JUKI CORPORATION
    Inventors: Takayuki SHIINA, Norihisa SHIRAISHI, Takaaki IIJIMA
  • Patent number: 11733180
    Abstract: An inspection device includes an image acquisition unit configured to acquire images obtained by imaging, under at least two illumination conditions with different brightness, solder normally printed on a substrate, and an image processing unit configured to specify a shape of the solder based on a difference in brightness between the images acquired by the image acquisition unit, and generate, based on the shape of the solder, inspection data used for inspecting a state of the solder printed on the substrate.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: August 22, 2023
    Assignee: JUKI CORPORATION
    Inventor: Yasuyuki Nuriya
  • Publication number: 20230193539
    Abstract: A sewing machine includes a feed dog partially protruding out up and down from a throat plate to feed a workpiece, a sewing needle configured to perform stitch points on the workpiece by moving up and down, and a shuttle configured to capture an upper thread passed through the sewing needle below the throat plate to be entwined with a lower thread. The feed dog includes a top plate having teeth formed on an upper surface thereof, and a support portion to which a feed operation relative to the top plate is input. The top plate includes an insertion hole that the sewing needle penetrates up and down, and a pair of wall portions extending in an up-and-down direction respectively on one side and another side in a feed direction of the workpiece relative to the insertion hole on a lower surface side of the top plate.
    Type: Application
    Filed: December 19, 2022
    Publication date: June 22, 2023
    Applicant: JUKI CORPORATION
    Inventor: Takashi WATANABE
  • Patent number: 11625867
    Abstract: A sewing apparatus, includes a display input unit including a display unit configured to display an image of an input screen, and an input detection unit configured to detect an input operation on the input screen; and a control apparatus that performs display control of the display unit in response to the input operation. The control apparatus performs display control in which a background of the input screen is set to a dark color as a whole, a sewing pattern image displayed on the input screen is set to brightness higher than that of the background, and an operation unit that receives the input operation on the input screen is set to a color lighter than that of the background.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: April 11, 2023
    Assignee: JUKI CORPORATION
    Inventors: Yuuko Takemoto, Shigemi Yamamoto, Shuichi Saito
  • Publication number: 20220186417
    Abstract: A pick-up device picking up stacked sheet-shaped workpieces from the top, the device includes a nozzle mechanism that includes a pick-up nozzle pulling up a first workpiece from the top of the stacked workpieces by air blowing, and a holding mechanism that holds the first workpiece from the top. The pick-up nozzle includes a ventilation groove provided on a bottom surface opposite to an upper surface of the first workpiece from the top and passing through to an air blowing side end part of the bottom surface, and a nozzle port blowing air toward the air blowing side end part of the bottom surface along the inside of the ventilation groove, and the air blowing side end part of a groove inner bottom surface of the ventilation groove is formed in a shape directed in a direction of being separated from the workpiece.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 16, 2022
    Applicant: JUKI CORPORATION
    Inventors: Yuuki UEHARA, Takeshi MARUYAMA
  • Publication number: 20220185600
    Abstract: A pick-up device picking up stacked sheet-shaped workpieces from the top, the device includes a nozzle mechanism that pulls up a first workpiece from the top of the stacked workpieces by air blowing, a holding mechanism that holds the first workpiece, a separation mechanism that includes a claw member being inserted into a lower side of the first workpiece with respect to the stacked workpieces, and a forward and backward drive unit causing a tip part of the claw member to move forward and backward, a suction mechanism that pulls up the first workpiece, a control device that controls the above four mechanisms, and a selection unit that selects one or more combinations of the nozzle mechanism, the separation mechanism, and the suction mechanism. The control device controls an operation for picking up the stacked workpieces from the top according to the selection of the selection unit.
    Type: Application
    Filed: December 1, 2021
    Publication date: June 16, 2022
    Applicant: JUKI CORPORATION
    Inventors: Takeshi MARUYAMA, Yuuki UEHARA
  • Patent number: 11317683
    Abstract: A method for sewing a slide fastener includes forming end edge portion needle drop points in at least two positions, within an overlapped portion in which the work piece is folded, within a range more toward a tip side of an end edge portion of the work piece than half of an overlapped width, and within a range on an inner side of a width of a leg portion of an interlocking element. Sewing is performed with sewing thread passing from a head portion needle drop point to the end edge portion needle drop point of one end portion and sewing thread passing from the end edge portion needle drop point of another end portion to the head portion needle drop point of an adjacent interlocking element each passing either side of the leg portion.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: May 3, 2022
    Assignees: JUKI CORPORATION, YKK CORPORATION
    Inventors: Ichirou Suzuki, Wataru Kawaguchi
  • Patent number: 11299831
    Abstract: A sewing system which includes a detector for detecting an edge of a cloth installed on an installation table, a cloth conveyor for conveying the cloth from the installation table to a sewing machine, and a controller, wherein the cloth conveyor includes a holding member that holds the cloth, and the controller includes a holding position decision portion that determines a holding position of the cloth based on detection data of the detector, and a conveyance control portion that controls the cloth conveyor such that the holding member holds the holding position. In the sewing system according to the above, it is possible to prevent deterioration in productivity of sewn products.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: April 12, 2022
    Assignee: JUKI CORPORATION
    Inventors: Koji Hiraoka, Takeshi Asami
  • Patent number: 11286597
    Abstract: A sewing machine is disclosed. The sewing machine includes a holding member configured to be movable while holding a workpiece within a predetermined plane including a sewing position immediately below a needle, an actuator configured to move the holding member, an imaging device configured to be capable of capturing the workpiece, a sewing data acquisition unit configured to acquire sewing data including a sewing order to be referred to in sewing processing, and an imaging position setting unit configured to output a control signal to the actuator so that a plurality of feature patterns of the workpiece are sequentially disposed in an imaging region of the imaging device based upon the sewing data.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: March 29, 2022
    Assignee: JUKI CORPORATION
    Inventors: Kazunori Yamada, Kimihiro Yokose, Kouichi Kondou, Takahiro Sano
  • Patent number: 11286598
    Abstract: A lower thread supply device of a sewing machine includes a bobbin, a bobbin case, a magnetic force member, and a magnetic force change portion. The bobbin has a cylindrical portion for inserting into a spindle of a shuttle, a shuttle side flange portion, and a front surface side flange portion which is magnetic, and a lower thread is wound around an outer circumference of the cylindrical portion between the shuttle side flange portion and the front surface side flange portion. The bobbin case has a non-magnetic cover portion having a front surface side part and a side wall part, housing the bobbin and transmitting a magnetic force. The magnetic force member is arranged at the front surface side of the bobbin case and attracts the front surface side flange portion of the bobbin by a magnetic force via the bobbin case.
    Type: Grant
    Filed: March 15, 2020
    Date of Patent: March 29, 2022
    Assignees: JUKI CORPORATION, TOWA JAPAN Corporation
    Inventors: Takeshi Asami, Jun Wakatabe, Kazuyuki Yada
  • Patent number: 11268222
    Abstract: Provided is a sewing machine in which a stitching needle and a holding frame holding an article to be sewn are positioned relative to each other based on sewing pattern data defining a plurality of needle drop positions, and sewing is performed in accordance with a sewing pattern. The sewing machine includes: an imager for capturing an image of the holding frame; a position detector for detecting, from the image captured by the imager, the position of an indicator indicating a reference position marked in an object to be imaged; and a corrector which, based on a deviation of a detected position of the indicator detected by the position detector with respect to a regular position defined in advance for the indicator, corrects a plurality of needle drop positions defined in the sewing pattern data.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: March 8, 2022
    Assignee: JUKI CORPORATION
    Inventor: Hiroyuki Tanaka
  • Patent number: 11257020
    Abstract: A sewing management system includes a sewing device that transmits a production management information including an identification information of an operator and an operation information of a device main body; and a management device that manages the production management information by a process unit of a product sewn in a sewing line or a component forming the product.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: February 22, 2022
    Assignee: JUKI CORPORATION
    Inventor: Tadashi Atsumi
  • Publication number: 20220051452
    Abstract: A sewing apparatus, includes a display input unit including a display unit configured to display an image of an input screen, and an input detection unit configured to detect an input operation on the input screen; and a control apparatus that performs display control of the display unit in response to the input operation. The control apparatus performs display control in which a background of the input screen is set to a dark color as a whole, a sewing pattern image displayed on the input screen is set to brightness higher than that of the background, and an operation unit that receives the input operation on the input screen is set to a color lighter than that of the background.
    Type: Application
    Filed: August 9, 2021
    Publication date: February 17, 2022
    Applicant: JUKI CORPORATION
    Inventors: Yuuko TAKEMOTO, Shigemi YAMAMOTO, Shuichi SAITO
  • Patent number: D984465
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: April 25, 2023
    Assignee: JUKI CORPORATION
    Inventors: Yuuko Takemoto, Shigemi Yamamoto, Syuuichi Saitou