Two-way universal slip assembly

The invention discloses a two-way universal slip assembly. The two-way universal slip assembly comprises a driving oil cylinder, a guide sliding seat, conical sliding seats and slip insert plates; theguide sliding seat is formed by splicing symmetrical sliding seat sub-bodies, and a sliding hole in the center of the guide sliding seat has a hourglass shape formed by vertically and oppositely combining the small-diameter ends of two cones; each conical sliding seat is a conical boss formed by circumferentially and uniformly splicing a plurality of identical sub-sliding blocks, and the slip insert plates are installed in vertical through holes in the centers of the conical sliding seats; and the two conical sliding seats are oppositely installed in the sliding hole in the center of the guide sliding seat, the guide sliding seat is driven by the driving oil cylinder to move horizontally, and the conical sliding seats move horizontally along with the guide sliding seat and can slide alongthe conical hole wall of