Shock-resistant packaging box compatible with installation of explosion-proof precision instruments of multiple sizes

The invention discloses an anti-seismic packaging box compatible with installation of anti-explosion precision instruments of multiple sizes, and relates to the technical field of storage of the anti-explosion precision instruments, the anti-seismic packaging box comprises a box body with one side capable of being opened and a damping device arranged in the box body and used for placing the anti-explosion precision instruments; the damping device comprises a bottom plate, a first damper arranged on the bottom plate and a mounting support arranged on the first damper and used for mounting the anti-explosion precision instrument, the bottom plate is arranged in the box body in a sliding mode and can slide out of the box body in the horizontal direction, and damping columns are arranged at the four corners of the bottom of the box body; anti-collision corner pads are arranged on the outer corners of the box body; the first shock absorber and the mounting bracket are matched to achieve a shock absorption effect o