Ridging profiling device of tomato seeder

The utility model relates to a ridging profiling device of a tomato seeder, comprising two square racks which are arranged side by side; the lower surfaces at one ends of the racks are provided with at least two lifting lugs side by side; the lifting lugs are arranged in pair; a U-shaped adjusting seat is also arranged below each rack; a gap is left between the adjusting seat and the bottom surface of the rack; the bottom part of the adjusting seat is vertically provided with a bolt, the upper end of the bolt extends into the gap; the end surface at one end of the rack, provided with the lifting lugs, is vertically provided with a positioning pin; the lower end of the positioning pin is connected with a plough arm width adjusting groove which can move up and down along the positioning pin; the positioning pin is sheathed with a spring, the lower end of which is contacted with the plough arm width adjusting groove; the arm width adjusting groove is provided with a plough arm; one end of the plough arm penetrat