Aisin Corporation

Toyota Jidosha Kabushiki Kaisha

Aisin Aw Co., Ltd.

Denso Corporation

Cvtc Co., Ltd

Cvtec Co., Ltd.

Hideharu Ushida

Tetsuya Matsubara

Hiroyuki Ono

Takehiro Anai

Tetsuya Takahashi

Masashi Hattori

Yuji Hattori

Koichi Tanaka

Susumu Kato

Akihiro Ueda

Keisuke Ninomiya

Tetsuya Sugimoto

Masaki Saito

Satoru Ando

Hirofumi Nozawa

Yasuhiro Makido

Koji Kato

Ken Shirai

Katsumori Fujii

Toshiro Nakamura

Ryosuke Maruyama

Shinya Katayama

Keiichiro Irie

Miyoshi Kakiuchi

Kazuhiro Hanaki

Takaya Yamazaki

Masanari Nishida

Masaya Nakamura

Kei Enohata

Fei Tang

Michiharu Ikeda

Shohei Ohashi

Takeshi Yokoyama

Toshiaki Oomori

Tomohito Suzuki

Shinichiro Yajima

Yasuhiro Takeuchi

Yoshihito Nagai

This method of manufacturing a stator includes a step of removing insulating coatings on first surfaces of lead wire portions that are surfaces to be welded, and a step of welding together the first surfaces by a green laser with the insulating coatings on the first surfaces being removed and with insulating coatings on second surfaces opposite the first surfaces being unremoved.

Stator manufacturing method

A method of manufacturing a rectangular conducting wire wherein insulating coating of rectangular conducting wire is removed by applying laser light the insulating coating, four planar portions on exterior of rectangular conducting wire are sequentially defined as a first, second, third, and fourth face portion, second corner portion is defined between second and third face portions, and fourth corner portion is defined between fourth and first face portions.

Method of manufacturing rectangular conducting wire

A conductor wire insulating film separating method disclosed includes: a preparing step involving preparing rectangular cross-section coil pieces each of which is a conductor wire coated with insulating film and used to provide a stator coil of rotary electric machine; a delivering-in step involving, after the preparing step, delivering coil pieces into a laser separator, with coil pieces aligned such that extremities thereof are adjacent to each other; an applying step involving, after the delivering-in step, continuously applying film removing laser to the extremities of the aligned coil pieces such that the laser is applied to one extremity and then to another extremity, thus removing at least portions of the insulating film from the extremities of the coil pieces; and a delivering-out step involving delivering the coil pieces, from which the at least portions of the insulating film have been removed by the applying step, out of the laser separator.

Conductor wire insulating film separating method

A rotary electric machine member manufacturing method includes: a step of providing a motor core by stacking a plurality of electromagnetic steel sheets; and a step of welding the motor core by keyhole welding while pressurizing the motor core in a stacking direction with a welding pressure lower than that at which the thickness of the motor core in the stacking direction levels off. The thickness is a length of the motor core between a first end of the motor core and a second end of the motor core.

Rotary electric machine member manufacturing method

The invention reduces tensile stress generated in the rotor core in a radial direction when a rotor core and a rotor support member are joined. A region in an axial direction (L) in which a melted joint portion (W) for joining a rotor core () and a rotor support member () is formed is set as an axial joint region (JR). Among a plurality of corner portions () of the permanent magnet (), at least one corner portion () that overlaps with the axial joint region (JR) when seen in a radial direction and that faces an outer peripheral surface (CP) of the rotor core () is set as a specific corner portion (). Among facing surface portions () of an inner wall portion of the magnet insertion hole () that face the corner portions (), the facing surface portion () that faces the specific corner portion () is set as a specific facing surface portion (). A clearance (G) formed between the specific corner portion () and the specific facing surface portion () is larger than a clearance formed between another corner portion () and another facing surface portion ().

Rotor for rotary electric machine

In a method for manufacturing a rotor, each of adhesive placement portions that are provided between a surface of a permanent magnet on the radially inner side and grooves is formed so as to cover a part of an adhesive applied to the permanent magnet on the radially inner side and parts of the adhesive on both sides in the circumferential direction.

Method for manufacturing a rotor

The manufacturing method of a rotor includes: a step of preparing a plate that is composed of an austenitic material and that has a projected portion and a part with a width in a rotational axis direction smaller than a width of the projected portion in the rotational axis direction; and a step of forming a welded portion across the projected portion of the plate and a rotation transmitting member by emitting an energy beam on at least a part of the projected portion to melt at least a part of the projected portion.

Manufacturing method of rotor

A rotor manufacturing method that includes stacking a plurality of electromagnetic steel sheets; and welding the plurality of electromagnetic steel sheets by moving a welding head relative to the plurality of electromagnetic steel sheets that are stacked in a state in which the welding head is inclined at a predetermined angle with respect to a stacking surface of the electromagnetic steel sheets so that a molten portion passes through at least one of the electromagnetic steel sheets.

Rotor manufacturing method

A manufacturing method of a rotor including: preparing a rotor core that is structured by stacking a plurality of electromagnetic steel plates in an axial direction and that has a magnet insertion hole which extends in the axial direction; inserting a permanent magnet in the magnet insertion hole; curing a resin provided between an inner surface of the magnet insertion hole and an outer surface of the permanent magnet while pressure is applied to the rotor core in the axial direction, after the permanent magnet is inserted in the magnet insertion hole; and welding the electromagnetic steel plates along the axial direction after curing the resin.

A method of manufacturing a rotor includes: applying the adhesive to an adhesive placement position on an outer peripheral surface of the permanent magnet or an inner peripheral surface of the magnet hole, the adhesive containing an expansive agent that is expanded by being heated to a temperature that is equal to or higher than an expansion temperature; drying the adhesive after applying the adhesive; inserting the permanent magnet into the magnet hole of the rotor core after drying the adhesive; and fixing the permanent magnet and the rotor core to each other using the adhesive by expanding the expansive agent and curing the adhesive by heating the adhesive to a temperature that is equal to or higher than the expansion temperature after inserting the permanent magnet.

An endless metal belt including a ring formed by laminating endless metal plates; and multiple elements continuously attached to the ring. Each of the elements has a body, a head connected to the body by a pillar, and slots formed between the body and the head on left and right sides of the pillar, respectively, for receiving the ring. The elements satisfy the equations (h/t)&#x3c;1 and (S/h)&#x3e;40, where h is a width of the slots, t is a plate thickness of the elements, and S is an area of the head.

Endless metal belt

Growing community of inventors

Anjo, Japan

Hideharu Ushida