| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: invention relates to the forest industry, in particular to devices for extraction of seeds from cones. A portable device comprises a threshing machine, a receiving device, a threshing drum made of sticks, a receiving hopper with a screw and a feeder screen, a cylindrical sieve with holes for dust and seeds, means for mounting on a tree. In the threshing drum the sticks are located in zigzag fashion at a certain distance from each other. The receiving device is adapted with the ability of reciprocating movement. The receiving hopper is equipped with rails fixed on the base, a cam mechanism comprising a cam washer and a pusher. The cam washer is mounted on a pulley. The pusher is fixed on one side of the receiving hopper. On the other side of the receiving hopper the return spring is mounted. ^ EFFECT: invention enables to increase the quality of cleaning and sorting nuts, as well as to reduce the costs of technological operations. ^ 1 dwg |
