Pit digging and positioning device for sapling planting

The utility model discloses a sapling planting pit digging positioning device which comprises a bottom plate, the bottom of the bottom plate is fixedly connected with a plurality of supporting seats, the upper surface of the bottom plate is fixedly connected with a fixing frame, sliding grooves are formed in the inner walls of the two sides of the fixing frame, sliding plates are movably connected into the sliding grooves, and the bottoms of the sliding plates are movably connected with connecting shafts. A spiral piece is fixedly connected to one side of the connecting shaft, a motor is fixedly connected to the upper surface of the sliding plate, one end of an output shaft of the motor penetrates through the sliding plate to be fixed to the connecting shaft, and a multi-stage electric telescopic rod is fixedly connected to the outer wall of the top of the fixing frame. The sliding frame and the force arm are used in cooperation, the supporting base makes contact with the ground, the use effect of the device