The utility model discloses a novel mechanized plane of planting a tree dig device, front wheel and rear wheel installation are installed respectively on the bearing at front axle and trailing axle both ends, zola's pole and right pull rod lower extreme are fixed on the front axle, and zola's pole and right pull rod are connected through two montants to the trailing axle, zola's pole and right pull rod upper portion are connected to the horizontal pole both ends, the storage battery frame is installed between zola's pole and right pull rod, and the storage battery frame is close to the front axle, the storage battery is placed in the storage battery frame, the fixed disk both ends are passed through the montant and are connected zola's pole and right pull rod, there is the shaft hole motor mount both sides, and the shaft hole of motor mount both sides cover is on the slide bar, the motor is installed on the motor mount, and the motor is connected with taking screwed pivot upper end, the through -hole in the middle of the fixed disk is passed in the pivot, and the spiral sword is being installed to the pivot lower extreme, the handle is installed at zola's pole and right draw bar end, the forward rotation switch and the switch that reverses are installed respectively in zola's pole and right pull rod rear end.