METHOD FOR PRODUCING A CAST METAL PART, IN PARTICULAR A HOUSING OF AN ELECTRIC MOTOR STATOR, A HOUSING FOR COMPONENTS OF POWER ELECTRONICS, A BATTERY TRAY OR A BATTERY HOUSING, CAST PART PRODUCED USING THE METHOD, AND USE OF A COOLING CHANNEL PRODUCED BY ROLL WELDING

摘要

The invention relates to a method for producing a cast metal part, in particular a housing of an electric motor stator, a housing for components of power electronics, and a battery tray or a battery housing, having the following steps: producing a cooling channel, introducing the cooling channel into a casting tool, filling the casting tool with a casting material, and molding the cast part. According to the invention, the production of the cooling channel includes a roll welding step.