Adhesive joining device for preparing and/or producing an adhesive connection in an adhesive point and/or adhesive section on a metallic surface to which a body and/or component is to be adhered, and an adhesive by means of an electrochemical etching device, comprising: - a vacuum holder with a vacuum connection , wherein the vacuum can be formed between the adhesive joining device and the surface around the adhesive point and/or adhesive section to be produced; characterised in that the device further comprises: - a tool-changing holder in the centre of the vacuum holder or in the interior of the vacuum holder or on the vacuum holder , which receives at least two different tools in a timely offset manner and in a defined position; - a first tool which can be inserted and used in the tool holder in a time-delayed manner, namely an electrochemical etching cell for an electrolyte, with: - an etching chamber which is directed towards the metallic surface ; - a feed for supplying an electrolyte to the etching chamber, an outlet for discharging the electrolyte from the etching chamber;; - two electrodes with corresponding electrical contacts, one electrode being mechanically and electrically connected to the metallic surface to be structured and the second electrode coming into contact with the electrolytes, - a second tool that can be inserted and used with a time offset in the tool holder for holding and positioning the body and/or component to be adhered on the etched metallic surface with a defined position within the tool holder , wherein the distance and/or position and/or alignment and/or parallelism of the body to be adhered can be secured and aligned in a defined manner for the adhesion. - a vacuum holder with a vacuum connection , wherein the vacuum can be formed between the adhesive joining device and the surface around the adhesive point and/or adhesive section to be produced; - a tool-changing holder in the centre of the vacuum holder or in the interior of the vacuum holder or on the vacuum holder , which receives at least two different tools in a timely offset manner and in a defined position; - a first tool which can be inserted and used in the tool holder in a time-delayed manner, namely an electrochemical etching cell for an electrolyte, with: - an etching chamber which is directed towards the metallic surface ; - a feed for supplying an electrolyte to the etching chamber, an outlet for discharging the electrolyte from the etching chamber;; - two electrodes with corresponding electrical contacts, one electrode being mechanically and electrically connected to the metallic surface to be structured and the second electrode coming into contact with the electrolytes, - an etching chamber which is directed towards the metallic surface ; - a feed for supplying an electrolyte to the etching chamber, an outlet for discharging the electrolyte from the etching chamber;; - two electrodes with corresponding electrical contacts, one electrode being mechanically and electrically connected to the metallic surface to be structured and the second electrode coming into contact with the electrolytes, - a second tool that can be inserted and used with a time offset in the tool holder for holding and positioning the body and/or component to be adhered on the etched metallic surface with a defined position within the tool holder , wherein the distance and/or position and/or alignment and/or parallelism of the body to be adhered can be secured and aligned in a defined manner for the adhesion. <EOS>