Automatic scanning device and method for phased array ultrasonic detection of composite material missile wing

The invention relates to the technical field of ultrasonic detection and automatic scanning, and discloses a phased array ultrasonic detection and automatic scanning device and method for a composite missile wing, the device comprises a base, a turntable and a mechanical arm, and a probe clamping structure is arranged at the outer end of the mechanical arm; the method comprises the following steps: S1, selecting phased array equipment, a phased array ultrasonic probe and an adaptive probe wedge block; mounting and uniformly coating a coupling agent; s2, manufacturing a standard test block and a reference test block; s3, setting parameters of the phased array equipment; s4, calibrating the phased array equipment according to the standard test block, and verifying the detection sensitivity of the phased array equipment according to the reference test block; s5, scanning the composite material missile wing skin; the scanned image is stored in a phased array device; s6, analyzing, and recording and judging defect