COMBINE FOR SEPARATION OF GRAPE STALKS AND SUBSTANDARD GRAPES Russian patent published in 2024 - IPC A23N15/00 

FIELD: agriculture.

SUBSTANCE: harvester comprises upward expanding hopper (1), under the outlet of which there is a grape destemmer, which is placed in box (2) shaft (3) with blades (4) from food rubber, installed inside net (6) made in the form of a semi-cylinder with elongated and outwardly bent upper edges. Blades (4) of food rubber are installed on shaft (3) in a staggered order at an angle to its axis and along a spiral. Geared motor (5) is connected to shaft (3) of the grape destemmer. Under screen (6) of the grape destemmer there is a sorter, which consists of frame (9), on which vibration motors (11) are fixed. Inside the frame there are sieves (10) with a different size of the gap between the strings and equipped with chutes (14). Hopper (1) is equipped with baffle (16), screen (6) of the grape destemmer is made perforated with round holes. Guide slides (7) are attached to the lower part of box (2) of the grape destemmer. Frame (9) of berry sorter with fixed in it set of sieves (10) is installed at an angle. At the beginning of the first sieve of the sorter, distributor (15) is installed on frame (9), which makes it possible to adjust the gap above the sieve. Sieves (10) are equipped with guide plates (17) at the edges. Speed of shaft (3) of grape destemmer is varied by means of adjusting device (18).

EFFECT: higher efficiency of equipment, higher quality of grape sorting and grading, simplified design and higher reliability of a combine.

1 cl, 2 dwg