DEVICE FOR CUTTING OF ROOT-TUBEROUS CROPS OF DRUM TYPE WITH SHARPENING OF KNIVES Russian patent published in 2024 - IPC B24B3/36 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, namely to sharpening of knives in devices for cutting of tuberous roots of drum type. Device for cutting of tuberous roots of drum type with sharpening of knives contains a housing and two cutting drums. Housing consists of two parts: a fixed lower part with a discharge opening, and an upper hinged part with a loading opening, and two independent sharpening devices, the upper part on one side has a hinged hinge connection, and on the other side – a screw clamp, which is a hinged screw with a wing nut, with the possibility of providing access to the cutting drums during their maintenance and repair. Each cutting drum is a hollow cylinder, along the outer surface of which Z-shaped knives are fixed, which are fixed to the cylinder through pins with castellated nuts and are fixed against unscrewing with cotter pins. Cutting drums can rotate on axles towards each other, besides, one of them is driven through a safety coupling from a geared motor, and rotation transfer from one drum to another is carried out through a block of gear wheels. Sharpening device is intended for sharpening of Z-shaped knives and consists of a welded housing mounted on the upper opening cover of the device, a head and a shutter. Head includes a carriage, a cartridge with an emery segment, an adjusting steering wheel with a latch.

EFFECT: simplified design, higher quality of knife sharpening.

1 cl, 2 dwg