Electronic lifting device and gear control knob

The electronic lifting device comprises a lifting assembly, the lifting assembly is fixedly installed on the upper surface of a base, the lifting assembly comprises a lifting transverse plate and two vertical plates, the two vertical plates are oppositely arranged, one ends of the two vertical plates are fixedly connected with the upper surface of the base, the lifting transverse plate is located between the vertical plates on the two sides, and the lifting transverse plate is located between the vertical plates on the two sides. Strip-shaped sliding blocks are arranged at the two ends of the lifting transverse plate, sliding grooves are formed in the surfaces of the opposite sides of the two vertical plates, each strip-shaped sliding block is installed in the sliding groove in the corresponding side in a sliding mode, a T-shaped sliding groove is formed in the surface of one side of the lifting transverse plate, a circular sliding block is arranged in the T-shaped sliding groove, and the circular sliding blo