Novel overturning module for picking robot lens

A turnover mounting frame of the turnover module comprises a mounting frame bottom plate, a mounting frame left side vertical plate and a mounting frame right side vertical plate, a stepping motor is installed on the mounting frame bottom plate in a screwed mode, and a power output shaft of the stepping motor penetrates through a bottom plate through hole of the mounting frame bottom plate from bottom to top; a first duplicate gear is installed between a left vertical plate and a right vertical plate of the installation frame through a gear shaft, a large gear of the first duplicate gear is a bevel gear, a power output shaft of the stepping motor is provided with a worm, and the worm is meshed with the large gear of the first duplicate gear. An output shaft is also arranged between the left and right vertical plates of the mounting rack, the left end part of the output shaft is provided with a left driving part, and the right end part of the output shaft is provided with a right driving part; an output transm