Manual screw assembly perfection detection system and method

The invention provides a manual rotation screw assembly perfection detection system and method, and belongs to the technical field of screw locking, and the system comprises a PCB, a manual rotation screw and a target panel; a nut and a locking detection module are arranged on the PCB; the nut is embedded on the PCB, an inner hole of the nut comprises an insulating section and a metal section, and the insulating section and the metal section are longitudinally arranged along the inner hole of the nut; the locking detection module is communicated with the metal section of the inner hole of the nut; and the PCB is locked and attached to the target panel by the hand-rotated screw until the hand-rotated screw is screwed to the metal section of the inner hole of the nut, so that the target panel is communicated with the locking and attaching detection module, and the locking and attaching detection module prompts that locking and attaching are completed. According to the invention, the locking completion condition