The invention discloses a double sunshade fabric blind automatic adjusting system for modern agricultural planting. The double sunshade fabric blind automatic adjusting system includes a body. Walls are mounted on the two sides inside the body, the right side of each wall is provided with an inlet, a ceiling is mounted at the top of the wall, a water outlet pipe is mounted below the ceiling, a water outlet is mounted at the bottom of the water outlet pipe, a keel is mounted on the inner wall of the ceiling, a sliding rail is mounted at the top of the keel, side plates are disposed on the two sides of the sliding rail, and auxiliary wheels are mounted on the side plates. According to the double sunshade fabric blind automatic adjusting system for modern agricultural planting, through the cooperation of a motor, a rotating wheel and a rotating shaft, under the action of a shading frame and a shading fabric, the motor is a stepping motor, the control performance is good, starting, shutdown and overturning are completed in a small amount of pulses, and shading can be performed effectively under the action of a sunshade fabric, so the indoor temperature is reduced; under the action of abaffle, the invasion of the rainwater to the motor and a bracket can be blocked, and the double sunshade fabric blind automatic adjusting system is suitable for popularization.