Steel structure welding seam detector

The utility model discloses a steel structure weld seam detector, including mobile base, mechanical arm, telescopic link, stroke type detection device and shelf, stroke type detection device includes adjusting frame, adjusting screw, stroke wheel, stroke frame, ultrasonic weld seam detector and detection frame, the detection frame and stroke frame slide set up in the both sides of adjusting frame, and the telescopic link is equipped with the ultrasonic weld seam detector and the detection frame. The adjusting screw rod is rotationally arranged in the adjusting frame, the adjusting screw rod is rotationally arranged in the adjusting frame, the adjusting screw rod is in threaded connection with the stroking frame, the adjusting screw rod is in threaded connection with the detection frame, and the stroking frame is provided with a stroking wheel; the utility model belongs to the field of steel structure welding seam detection, and particularly relates to a stroke type detection mode, a model steel piece and a to