Out-of-roundness adjusting device of cable protection pipe extrusion production line

The utility model discloses an out-of-roundness adjusting device of a cable protection pipe extrusion production line. The out-of-roundness adjusting device comprises a base, wherein the base is provided with two guide rods which are distributed up and down and face horizontally; two sliding seats which are distributed left and right are slidably mounted on the base, and the upper parts and the lower parts of the sliding seats are slidably mounted on the two guide rods respectively; the pressing wheel is in an 8 shape, the axial direction of the pressing wheel is vertical, the pressing wheel is rotationally installed on the sliding base, and the pressing wheel can be adjusted relative to the sliding base in the axial direction. The left side and the right side of the base are respectively provided with the horizontally and transversely arranged screw rods, and the end parts of the screw rods are connected with the sliding seats; the whole structure is simple, adjustment is very convenient, and the forming rou