Spacing-adjustable automatic screw driving equipment for battery box

The utility model discloses a distance-adjustable battery box automatic screw driving device which comprises a supporting frame, a longitudinal distance adjusting assembly, a transverse distance adjusting assembly, a vertical butt-joint assembly, a transverse distance adjusting assembly, an electric screw driving machine and a guide assembly, wherein the longitudinal distance adjusting assembly, the transverse distance adjusting assembly, the vertical butt-joint assembly, the transverse distance adjusting assembly, the electric screw driving machine and the guide assembly are in central symmetry. The vertical butt joint assembly comprises a vertical positioning plate, a lifting air cylinder, a vertical sliding block sliding rail assembly and a vertical sliding plate, the transverse distance adjusting assembly comprises a transverse sliding block sliding rail assembly, a lifting table, an auxiliary sliding block sliding rail assembly and a T-shaped block, the auxiliary sliding block sliding rail assembly and t