Ripe pear picking device for pear cultivation

The invention discloses a ripe pear picking device for pear cultivation. The ripe pear picking device for the pear cultivation comprises a steel wire pull rope, a guide wheel, an adjusting bolt, a support rod, a press rod and a handle, wherein a rotary shaft is rotatably connected with a fixing plate arranged on the outer wall of the support rod, and left and right ends of the rotary shaft are symmetrically provided with two pull rope fixing plates; a third pull rope fixing plate is fixed at the middle of the rotary shaft, and the support direction of the third pull rope fixing plate is set opposite to the support directions of the two pull rope fixing plates at the two ends of the rotary shaft in a 180 degree mode; reset springs are symmetrically arranged at left and right sides of a fruit box, and spring sliding shafts are arranged at left and right side walls of the fruit box; a movable knife is supported and fixed on the top of a sliding plate on the right side of the reset springs, and is arranged over t