Cloth feeding structure of sewing machine

The utility model belongs to the technical field of sewing machine cloth feeding, and particularly relates to a sewing machine cloth feeding structure which comprises a workbench, a sewing machine working set, a cloth feeding device and a pressing device. A sewing machine working set is installed at one end above the workbench, a pressing device is arranged at one end in the sewing machine working set, a cloth feeding plate is arranged in the middle of the top of the workbench, and a cloth feeding device is installed below the cloth feeding plate and in the workbench; according to the cloth feeding device, when the sewing machine conducts sewing work and a motor works normally, a belt drives a screw to rotate, the screw is matched with a limiting wheel for limiting fit, and a pushing plate pushes a cloth feeding plate to be matched with an I-shaped pressing block for flexible cloth feeding through a guide rod installed on the pushing plate under the driving of the limiting wheel; and meanwhile, a pressing rol