COMMON REED GRINDER Russian patent published in 2017 - IPC A01F29/02 B02C18/06 A01F29/10 

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machine building and can be used in production of fodders. Fodder grinder comprises a feed conveyor, an actuator for destruction of mass and a drum for grinding with a shearing plate. Actuator for destruction of mass contains two lower and one upper ribbed rolls, as well as crushing and smooth rolls installed in front of the shearing plate. Drum for grinding is of a knife type. Every knife of the drum has a stiffness rib and a cutting blade with notches on the cutting edge and a build-up of hard wear-resistant alloy on the front edge. Cutting blade is made as a logarithmic spiral. Shearing plate is fixed horizontally.

EFFECT: grinder ensures a decrease in power consumption during grinding.

1 cl, 4 dwg