Rehau Ag + Co.

Rehau Automotive Se & Co. Kg

Ralph Schwarz

The invention relates to a sonotrode for an ultrasound welding system for welding workpieces (), comprising a pressure element () which has a contact surface, which pressure element can be applied to carry out the welding process with said contact surface on one of the workpieces () to be welded to each other, wherein the contact surface has an annular design. A centering pin axially projecting over the contact surface is arranged inside the annular contact surface. The invention also relates to a method for welding a connection element (), in particular an adapter for a PDC sensor, to a component (), in particular an exterior add-on part of a motor vehicle.

Sonotrode for an ultrasound welding system and method for welding a connection element to a component

The invention relates to a punch for punching polymeric motor vehicle components, in particular bumpers, comprising a machine frame (), at least one device for fixing a polymeric motor vehicle component () on the machine frame (), and at least one punch device (), wherein the punch device () comprises at least one punching tool () and at least one punching die (). According to the invention, the punching tool () and/or the punching die () is/are fastened to a receiving device () of a movable carrier (), wherein the carrier () has at least one further receiving device () for fastening at least one further processing apparatus (), such that the punch can be set to a new, different processing step involving the further processing apparatus () by a movement of the carrier ().

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Gunzenhausen, Germany

Ralph Schwarz