Drum-type calibrator (clove garlic, walnut, and other agricultural products), Cherkassy region.

The machine for calibrating fruit production is intended for sorting raw materials in the composition mechanized line and off-line in production shops.
The calibrator is a drum with meshes, guide trays and a receiving hopper.
The drum is a cylinder inside which a grid with cells of a given size is mounted. It is mounted on rollers mounted on shafts.(//tractor-service.com)
The drum receives rotary motion through a worm gear.
The frame is a welded frame on which the drum, drive shaft and sub-motor plate with a gear motor are mounted.
When the drum rotates, the product is sorted and moved to the outlet.
Drum revolutions are regulated by a frequency converter.