English pronunciation self-checking device based on artificial intelligence

The invention discloses an English pronunciation self-checking device based on artificial intelligence, and particularly relates to the technical field of oral English training. The English pronunciation self-checking device comprises a device body, wherein a lifting assembly is fixedly arranged in the device body. When oral pronunciation training is carried out, a mobile phone can be placed on a mobile phone support, oral data in the mobile phone can be opened for learning, and a user can observe his pronunciation mouth shape through a mirror frame so as to perform self-inspection on his own oral pronunciation. According to the invention, when a human face cannot accurately appear in the mirror frame, an insertion rod can be pulled out from an insertion hole so as to release the fixation of a rotary disc, then the rotary disc is rotated to drive a connecting rod to rotate, the connecting rod rotates to drive a gear to rotate, the gear rotates to drive a toothed plate to move, the toothed plate moves to drive