The utility model discloses a small-tonnage crawler type forklift chassis for the food industry. The small-tonnage crawler type forklift chassis comprises a chassis platform assembly and crawler belts symmetrically arranged on the left side and the right side of the chassis platform assembly. Walking driving motors are symmetrically mounted at the positions, close to the left side and the right side, of the front end of the chassis platform assembly, rotating shafts of the walking driving motors are connected with walking speed reducers which are provided with driving wheels with gears, and the driving wheels are used for driving the crawler belts to move; a rotation motor and a rotation speed reducer are arranged on the chassis platform assembly, a rotating shaft of the rotation motor is connected with an input shaft of the rotation speed reducer, and the upper end face of the rotation speed reducer is a forklift frame mounting face; driven wheels used for guiding the crawler belts are symmetrically mounted on the left side and the right side of the rear end of the chassis platform assembly, and the crawler belts are tensioned between the driving wheels with the gears and the driven wheels. The small-tonnage crawler type forklift chassis has the advantages that the structure is simple, due to the fact that motor driving and mechanical transmission are only adopted, pollutants like harmful gases and hydraulic grease are avoided, and the forklift chassis is made to be applied to the food industry.