Patents Assigned to Nittoku Engineering Co., Ltd.
  • Publication number: 20200180868
    Abstract: A pallet conveying apparatus includes a pair of straight rails configured such that a pallet is movably mounted thereon, a pallet linear feeding unit configured to convey the pallet mounted on the straight rails, a pair of curved rails provided in a curved manner to couple both end parts of the pair of straight rails, and a pallet curved feeding unit configured to convey the pallet mounted on the curved rails.
    Type: Application
    Filed: January 4, 2018
    Publication date: June 11, 2020
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Kenta HASEGAWA
  • Patent number: 10494188
    Abstract: A pallet transport device (10) includes: pallet rails (21, 31, 36); moving mechanisms (41, 51, 56) that move a pallet (11) along the pallet rails (21, 31, 36); a transfer mechanism (61) that transfers the pallet (11) guided by one of the pallet rails (21, 31, 36) to another pallet rail (21, 31, 36) using a pivoting member (62) and a retaining rail (63); a moving assistance mechanism (81) that moves the pallet (11) from the pallet rails (21, 31, 36) to the retaining rail (63), or from the retaining rail (63) to the pallet rails (21, 31, 36); and an elevator mechanism (95) configured to cause the moving assistance mechanism (81) to ascend and descend. When the elevator mechanism (95) has caused the moving assistance mechanism (81) to descend, the transfer mechanism (61) is in a state where it is capable of causing the pivoting member (62) to pivot.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: December 3, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Hiroyuki Zembutsu
  • Patent number: 10457489
    Abstract: A pallet transport device (10) includes: pallet rails (21, 31, 36); moving mechanisms (41, 51, 56) that move a pallet (11) along the pallet rails (21, 31, 36); a transfer mechanism (61) that transfers the pallet (11) guided by one of the pallet rails (21, 31, 36) to another pallet rail (21, 31, 36) using a pivoting member (62) and a retaining rail (63); a moving assistance mechanism (81) that moves the pallet (11) from the pallet rails (21, 31, 36) to the retaining rail (63), or from the retaining rail (63) to the pallet rails (21, 31, 36); and an elevator mechanism (95) configured to cause the moving assistance mechanism (81) to ascend and descend. When the elevator mechanism (95) has caused the moving assistance mechanism (81) to descend, the transfer mechanism (61) is in a state where it is capable of causing the pivoting member (62) to pivot.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: October 29, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Hiroyuki Zembutsu
  • Patent number: 10399788
    Abstract: A pallet transport device includes a plurality of pallet rails; a pallet feeding unit configured to transport the pallet along the pallet rails; a pallet moving unit configured to horizontally rotate so as to move the pallet; one or more short rails disposed at a periphery of the pallet moving unit; a pallet feeding assist unit configured to move the pallet from the pallet rails to the short rails, or move the pallet from the short rails to the pallet rails; and an elevator unit configured to cause the pallet feeding assist unit to descend and ascend. The horizontal rotation of the pallet moving unit is permitted by the descent of the pallet feeding assist unit.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: September 3, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Ikuo Suzuki
  • Patent number: 10396638
    Abstract: A stator manufacturing apparatus includes an insertion tool inserted into a stator core, the insertion tool having a plurality of holding grooves formed on an outer periphery, the insertion tool being configured such that a pair of side portions of a stator coil are disposed in two of the holding grooves separated by a predetermined width; and a pressing tool having a plurality of plate-like pushers narrowed toward tips arranged on a pressing body in correspondence with the positions of the plurality of holding grooves of the insertion tool. The pressing tool is configured to push the pairs of side portions of the stator coils inserted in the holding grooves radially outwardly and insert the side portions into the corresponding slots. A recessed groove enabling grippers to be inserted when the stator coil is disposed using the grippers for gripping the pair of side portions is formed on the outer periphery of the insertion tool.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: August 27, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Kaoru Noji
  • Patent number: 10347420
    Abstract: A winding device includes a nozzle holding mechanism for holding a plurality of nozzles in substantially parallel with each other, a nozzle rotation driving mechanism for rotating the nozzle holding mechanism about a rotation axis being substantially parallel with the plurality of nozzles, a spool supporting mechanism for supporting a plurality of spools in substantially parallel with each other, a spool rotation driving mechanism for rotating the spool supporting mechanism about a rotation axis being substantially parallel with the plurality of spools and being coaxially with or substantially parallel with the rotation axis of the nozzle holding mechanism, and a control unit for controlling the spool rotation driving mechanism in such a manner as to rotate the spool supporting mechanism in synchronism with rotation of the nozzle holding mechanism.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: July 9, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventors: Takashi Kanno, Kaoru Noji
  • Publication number: 20190135548
    Abstract: A pallet transport device (10) includes: pallet rails (21, 31, 36); moving mechanisms (41, 51, 56) that move a pallet (11) along the pallet rails (21, 31, 36); a transfer mechanism (61) that transfers the pallet (11) guided by one of the pallet rails (21, 31, 36) to another pallet rail (21, 31, 36) using a pivoting member (62) and a retaining rail (63); a moving assistance mechanism (81) that moves the pallet (11) from the pallet rails (21, 31, 36) to the retaining rail (63), or from the retaining rail (63) to the pallet rails (21, 31, 36); and an elevator mechanism (95) configured to cause the moving assistance mechanism (81) to ascend and descend. When the elevator mechanism (95) has caused the moving assistance mechanism (81) to descend, the transfer mechanism (61) is in a state where it is capable of causing the pivoting member (62) to pivot.
    Type: Application
    Filed: May 26, 2017
    Publication date: May 9, 2019
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Hiroyuki ZEMBUTSU
  • Publication number: 20190115813
    Abstract: A winding device includes a winding core configured to take up a wire, wherein the winding core includes an inner winding core configured to be rotated by a rotating part and an outer winding core configured to surround the inner winding core and rotate together with the inner winding core.
    Type: Application
    Filed: September 11, 2017
    Publication date: April 18, 2019
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventors: Ryuto TOMINAGA, Koji KONDO
  • Patent number: 10262794
    Abstract: A method includes bending back a wire fed to a first end side of a magnetic pole in a winding position by guiding the wire from a first end side to a second end side of a multi-pole armature, so that a first extending portion, a second extending portion, and an arc portion are formed. The first extending portion and the second extending portion are continuous via the arc portion. The first extending portion and the second extending portion are parallel to each other. The first extending portion and second extending portion are simultaneously inserted into slots on both sides of one or more of the magnetic poles in the winding position by moving the wire in a radial direction of the multi-pole armature. The slots are parallel to each other. The bending back the wire step and the simultaneous insertion step are performed repeatedly.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: April 16, 2019
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Koji Kondo
  • Patent number: 10164506
    Abstract: A winding device including radially disposed nozzles of a same number as the number of teeth, a plurality of the nozzles simultaneously drawing out a wire to corresponding slots between respective teeth to simultaneously wind the wire between predetermined two slots that correspond to a respective one of the nozzles, includes a wire drawing and cutting mechanism configured to draw out the wire from a single spool and cut the drawn-out wire at a predetermined length, a wire storing mechanism configured to dispose the wire of the predetermined length obtained by the wire drawing and cutting mechanism in a radial manner and store the wire to a same number as that of the plurality of nozzles, and a wire conveyance mechanism configured to convey the radially disposed plurality of wires from the wire storing mechanism, to the plurality of nozzles.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: December 25, 2018
    Assignees: NITTOKU ENGINEERING CO., LTD., MITSUBA CORPORATION
    Inventors: Koji Kondo, Ryo Kato, Tetsuya Nara, Kenichi Aramaki
  • Patent number: 10141108
    Abstract: An apparatus for manufacturing an electronic component includes a grip unit configured to grip an electronic member having a plurality of projections arranged thereon, a connected coil assembly forming unit configured to form a connected coil assembly in which a plurality of single coils are connected to one another, and a coil mounting unit configured to sequentially mount the plurality of single coils of the connected coil assembly on the plurality of projections.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: November 27, 2018
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Kenichi Muto
  • Publication number: 20180334331
    Abstract: A pallet transport device includes a plurality of pallet rails; a pallet feeding unit configured to transport the pallet along the pallet rails; a pallet moving unit configured to horizontally rotate so as to move the pallet; one or more short rails disposed at a periphery of the pallet moving unit; a pallet feeding assist unit configured to move the pallet from the pallet rails to the short rails, or move the pallet from the short rails to the pallet rails; and an elevator unit configured to cause the pallet feeding assist unit to descend and ascend. The horizontal rotation of the pallet moving unit is permitted by the descent of the pallet feeding assist unit.
    Type: Application
    Filed: August 31, 2016
    Publication date: November 22, 2018
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Ikuo SUZUKI
  • Patent number: 10087014
    Abstract: A pallet conveying apparatus includes a first and a second guide rails separated in a vertical direction, an endless first circulation belt provided along the first and second guide rails, a first pallet feeding part configured to convey the pallet by rotating the first circulation belt engaged with the pallet, and a first pallet moving part provided at one end sides of the first and second guide rails, wherein the pallet is engaged with an upper side of the first circulation belt when moving along the first guide rail provided on a vertically upper side while being engaged with a lower side of the first circulation belt when moving along the second guide rail provided on a vertical lower side.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: October 2, 2018
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Ikuo Suzuki
  • Patent number: 10071864
    Abstract: A pallet carrying apparatus includes: a first pallet rail; a second pallet rail provided parallel to the first pallet rail; a first pallet feeding mechanism including a first endless belt on which convex portions and concave portions each extending in a belt width direction are formed; a second pallet feeding mechanism including a second endless belt on which convex portions and concave portions each extending in a belt width direction are formed; and a pallet moving mechanism configured to move a pallet. The first and second endless belt are provided in the vertical direction. Concavo-convex portions included in the pallet engage with the convex portions and the concave portions of the first and second endless belts.
    Type: Grant
    Filed: March 18, 2014
    Date of Patent: September 11, 2018
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Hirobumi Saito
  • Patent number: 9950889
    Abstract: A film intermittent carrying device: includes a film delivering mechanism, a delivering and accumulating mechanism, accumulating the film and discharging the film, a winding and accumulating mechanism accumulating the film while discharging in an amount corresponding to an amount of the film discharged, and a film winding mechanism taking-up the film constantly. The delivering and accumulating mechanism includes first and second fixed rollers, an upstream-side movable roller moving to pass through a middle position between the first and second fixed rollers, and an upstream-side friction preventive unit configured to reduce a friction between the film and the upstream-side movable roller.
    Type: Grant
    Filed: June 14, 2012
    Date of Patent: April 24, 2018
    Assignee: Nittoku Engineering Co., Ltd
    Inventor: Yuji Higeta
  • Patent number: 9914161
    Abstract: A coil shaping device includes a plurality of rollers having an outer circumference formed with a concave groove having an arc-shaped cross section, a roller moving mechanism making the rollers move between a gripping position, at the gripping position the plurality of rollers grips the coil from surroundings of the coil, and a separating position, at the separating position the plurality of rollers is separated from the coil, and a rolling movement mechanism making the plurality of rollers positioned in the gripping position move, by the plurality of rollers being rolled in a longitudinal direction of the coil.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: March 13, 2018
    Assignee: NITTOKU ENGINEERING CO., LTD.
    Inventor: Kenichi Muto
  • Publication number: 20180068786
    Abstract: An apparatus for manufacturing an electronic component includes a grip unit configured to grip an electronic member having a plurality of projections arranged thereon, a connected coil assembly forming unit configured to form a connected coil assembly in which a plurality of single coils are connected to one another, and a coil mounting unit configured to sequentially mount the plurality of single coils of the connected coil assembly on the plurality of projections.
    Type: Application
    Filed: April 28, 2016
    Publication date: March 8, 2018
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Kenichi MUTO
  • Publication number: 20180053599
    Abstract: A coil winding device includes a wire rod delivering machine configured to deliver a wire rod through a nozzle, a wire storing jig configured to store the wire rod delivered from the nozzle, a wire-wound member around which the wire rod is wound, a wire-wound-member rotation mechanism configured to rotate the wire-wound member to wind the wire rod delivered from the nozzle around the wire-wound member, and a wire-storing-jig turning mechanism configured to turn the wire storing jig around a rotation axis of the wire-wound member to wind the wire rod delivered from the wire storing jig around the wire-wound member. The rotation axis of the wire-wound member and a wire-storing central axis of the wire storing jig are mutually orthogonal.
    Type: Application
    Filed: February 8, 2016
    Publication date: February 22, 2018
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventors: Takashi KANNO, Tatsuya SAITO
  • Publication number: 20180043489
    Abstract: A work conveying pallet includes a base in the form of a flat plate having front and back principal surfaces and a plurality of side surfaces, the front and back principal surfaces being configured to carry a work, a linear motion block provided on the base, the linear motion block being configured to move on a guide rail provided along a conveyance path, and locking members configured to be locked to a circulation belt of a pallet conveying apparatus, wherein the locking members are provided on at least two surfaces out of the front and back principal surfaces and the plurality of side surfaces of the base.
    Type: Application
    Filed: February 9, 2016
    Publication date: February 15, 2018
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Ikuo SUZUKI
  • Publication number: 20180044117
    Abstract: A pallet conveying apparatus includes a first and a second guide rails separated in a vertical direction, an endless first circulation belt provided along the first and second guide rails, a first pallet feeding part configured to convey the pallet by rotating the first circulation belt engaged with the pallet, and a first pallet moving part provided at one end sides of the first and second guide rails, wherein the pallet is engaged with an upper side of the first circulation belt when moving along the first guide rail provided on a vertically upper side while being engaged with a lower side of the first circulation belt when moving along the second guide rail provided on a vertical lower side.
    Type: Application
    Filed: February 9, 2016
    Publication date: February 15, 2018
    Applicant: NITTOKU ENGINEERING CO., LTD.
    Inventor: Ikuo SUZUKI