13-04-2021 дата публикации
Номер: CN212943415U
Принадлежит:
ZHANG YAN,
张燕
The utility model discloses a crop straw smashing device which comprises a discharging hopper, a smashing machine body, a bottom frame, a motor, a protective cover, an arc groove, an arc block, an arc plate, a clamping rod, an oval rod, an oval block, a rotating pin, a reset coil spring, a first magnetic block, a second magnetic block, a micro motor, a screw rod, a nut, a sliding block, a supporting plate and a rolling wheel. The elliptical block is rotated reversely, the elliptical block rotates reversely to drive the rotating pin to rotate, so that the first magnetic block is separated from the second magnetic block, the rotating pin rotates to drive the elliptical block to rotate to be attached to the arc-shaped plate under the torsion effect of the reset coil spring, and then installation of the arc-shaped plate and the clamping rod is completed, and installation of the protective cover is completed. The micro motor works to drive the screw rod to rotate, the screw rod rotates to drive ...
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