Roller head for a resistance welding machine
AssigneeSoundronic AG
InventorDaniel Dieterich
Life of this patent
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Abstract
With a roller head (10) of a resistance seam welding machine, which roller head has a stator (12) and a rotor (14), the bearing outer housing (18, 18′) is cooled by means of channels (2, 2′) provided in its interior. This increases the life of the roller head.
Claims7
A roller head for a resistance seam welding machine having a stator with an electrode roller which is rotatably mounted on the stator as a rotor, for which purpose bearing inner housings connected to the rotor and bearing outer housings connected to the stator are provided, having a sliding contact current transmission device which is arranged between stator and rotor, and having channels for feeding a coolant through the stator and rotor to the bearing inner housings, characterized in that further coolant channels which are in fluid connection with channels in the stator are provided in the interior of the bearing outer housings, and radiate outwards from the centre of each bearing outer housing.
Dependencies are inferred from the claim text.