ZH model

    The Screw wood-cutter for excavator allows to break into parts, a pre-cut piece of
    wood. Use a threaded cone driven by an orbital hydraulic motor; the operation is given by
    the threading present on the screw that generates the axial movement needed to be cutting
    wood, attracting towards him the piece of wood. After the cone profile acts as a double
    wedge causing breakage of the workpiece. The type of cut that applies in the excavator
    allows to exploit the force imparting to the screw splitting the arm of the machine making the
    cut faster.
    The small size of the machine used to perform rapid maneuvers cutting.
    It is applicable to excavators from 20 tons up to 50 tons using the hydraulic system of the
    excavator itself.


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