Method for machining an aircraft structural component using a machining system , wherein the machining system has a drilling unit and a riveting unit , wherein a manufacturing process control for activating the components of the machining system is provided, wherein the manufacturing process control executes a series of drilling procedures by means of the drilling unit and of riveting procedures by means of the riveting unit based on tool control data according to a manufacturing specification . wherein the manufacturing system has an optical sensor and a projection unit , wherein the method comprises the steps: - projecting a pattern (M), using the projection unit , onto a machining point (B) with a rivet element inserted into a drilled hole of the machining point (B), - detecting the machining point (B), including the projection of the pattern (M), using the sensor and generating corresponding detection data by means of the sensor , - analysing the detection data by means of an analysis unit , - adapting the tool control data for a drilled hole which is to be subsequently drilled according to the manufacturing specification at a further machining point (B1), in particular the countersink depth (T) of the drilled hole to be drilled, by means of the manufacturing process control based on the analysis of the detection data . wherein a manufacturing process control for activating the components of the machining system is provided, wherein the manufacturing process control executes a series of drilling procedures by means of the drilling unit and of riveting procedures by means of the riveting unit based on tool control data according to a manufacturing specification . wherein the manufacturing system has an optical sensor and a projection unit , wherein the method comprises the steps: - projecting a pattern (M), using the projection unit , onto a machining point (B) with a rivet element inserted into a drilled hole of the machining point (B), - detecting the machining point (B), including the projection of the pattern (M), using the sensor and generating corresponding detection data by means of the sensor , - analysing the detection data by means of an analysis unit , - adapting the tool control data for a drilled hole which is to be subsequently drilled according to the manufacturing specification at a further machining point (B1), in particular the countersink depth (T) of the drilled hole to be drilled, by means of the manufacturing process control based on the analysis of the detection data . - projecting a pattern (M), using the projection unit , onto a machining point (B) with a rivet element inserted into a drilled hole of the machining point (B), - detecting the machining point (B), including the projection of the pattern (M), using the sensor and generating corresponding detection data by means of the sensor , - analysing the detection data by means of an analysis unit , - adapting the tool control data for a drilled hole which is to be subsequently drilled according to the manufacturing specification at a further machining point (B1), in particular the countersink depth (T) of the drilled hole to be drilled, by means of the manufacturing process control based on the analysis of the detection data . <EOS>