Title:
METHOD FOR MANUFACTURING ROTOR FOR ROTARY ELECTRIC MACHINE, AND ROTOR FOR ROTARY ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/162076
Kind Code:
A1
Abstract:
Provided is a method for manufacturing a rotor for a rotary electric machine, the method including: a preparation step for preparing a rotor core having a shaft hole that is oval as seen in an axial direction, and a hollow rotor shaft that has a round outer profile as seen in the axial direction; an arrangement step for forming a state in which the rotor shaft is inserted through the shaft hole of the rotor core; and a fastening step for increasing the diameter of the rotor shaft or decreasing the diameter of the rotor core after the arrangement step, whereby the rotor shaft and the rotor core are fastened in a mode in which the outer profile of the rotor shaft is made to follow the oval shape of the shaft hole.
Inventors:
HANDA SHUYA (JP)
TAKEUCHI TAKETO (JP)
OHATA NAOHIRO (JP)
TAKEUCHI TAKETO (JP)
OHATA NAOHIRO (JP)
Application Number:
PCT/JP2022/007536
Publication Date:
August 31, 2023
Filing Date:
February 24, 2022
Export Citation:
Assignee:
AISIN CORP (JP)
International Classes:
H02K1/28; H02K15/02
Foreign References:
| JP2001268858A | 2001-09-28 | |||
| JP2020089130A | 2020-06-04 | |||
| US20100102649A1 | 2010-04-29 |
Attorney, Agent or Firm:
SAKAMOTO & PARTNERS (JP)
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