Adjustable stretching machine

The utility model discloses an adjustable stretching machine, which belongs to the technical field of leather production equipment and comprises a protective shell, a feed port is arranged on one side of the protective shell, a roller spacing adjusting mechanism is mounted on one side of the upper end of the protective shell, a discharge port is arranged on the other side of the protective shell, and an air cylinder is mounted at the center of the upper end of the protective shell. According to the leather extrusion device, the roller distance adjusting mechanism is arranged, the distance between the two sets of adjusting rollers can be conveniently adjusted through the roller distance adjusting mechanism, and therefore leather with different thicknesses can be conveniently extruded to discharge water, in addition, the leather extrusion device is convenient to use, and the production efficiency is improved. According to the mechanism, the guide rod and the second sliding block are arranged, the stability of t