The utility model discloses a kind of bionic hammer piece based on
crocodile teeth and its rotating operation unit,
straw rubbing crusher, it is related to
forage processing machinery technical field.The bionic hammer piece of the utility model includes trapezoidal main body part and sawtooth structure symmetrically arranged in the
waist edge of trapezoidal main body part two sides, sawtooth structure is formed by multiple sawtooth bodies evenly distributed and continuously arranged along trapezoidal main body part
waist edge, sawtooth body imitates
crocodile tooth morphology, with inclined tooth tip and arc
concave surface, back convex surface, and with specific structural parameters;Sawtooth structure is integrally formed with trapezoidal main body part, still be equipped with rectangular mounting portion with mounting hole, it is made by
quenching using 65Mn steel, trapezoidal main body part two sides have arc flow guide groove.It can be with support plate, rotating shaft to form rotating operation unit, for
straw rubbing crusher, can improve crushing efficiency, reduce
energy consumption, prolong service life, suitable for
straw crushing treatment.