Title:
回転子の製造方法
Document Type and Number:
Japanese Patent JP7275967
Kind Code:
B2
Abstract:
To provide a manufacturing method of a rotator, capable of easily fixing a magnet into a magnet hole in a shorter time by using a resin material.SOLUTION: A manufacturing method of a rotor, comprises: a rotor core formed by laminating a plurality of electrical steel sheets; a magnet inserted into a magnetic hole provided so as to penetrate the rotor core to a lamination direction; and a porous fixed-layer filled with a gap between the magnet and the magnet hole, and includes: a step of arranging the magnet, and a porous fixed layer formation material containing a glass-filler and a polycarbonate resin; and a step of heating the porous fixed-layer formation material by irradiating a laser into the magnet hole.SELECTED DRAWING: Figure 3
Inventors:
Yuya Kumasaka
Hiroshi Kanehara
Hiroshi Kanehara
Application Number:
JP2019139393A
Publication Date:
May 18, 2023
Filing Date:
July 30, 2019
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
H02K15/03; H02K1/276; H02K15/02
Domestic Patent References:
| JP2019009866A | ||||
| JP2000083334A |
Foreign References:
| US20130257190 | ||||
| WO2004068673A2 |
Attorney, Agent or Firm:
Ken Ieiri