Menetelmä sähkökoneen rungon valmistamiseksi, sähkökone ja sähkökoneen runko

摘要

A method for manufacturing the frame of an electric machine in which stator is formed, a first sheath of sheet metal is formed around and attached to a stator by laser welding and a cooling element is attached to the first sheath by laser welding. The electric machine includes at least a frame, a stator attached to the frame, an axis, a rotor attached to the axis and the front flange to which a bearing casing has been fitted in order to fit the bearing used to support the axis. The bearing casing has been fitted into the front flange in such a manner that the bearing can be placed into the bearing casing from inside the frame. In addition, the disclosure relates to the frame of an electric machine.