Multi-layer composite lace embossing device

The utility model belongs to the technical field of embossing devices, and particularly relates to a multilayer composite lace embossing device which comprises a workbench, first supporting columns are symmetrically arranged at one end of the workbench, a first round roller is arranged between the top ends of the two first supporting columns, a flattening assembly is arranged in the middle of the first supporting columns, and second supporting columns are symmetrically arranged at the end, away from the first supporting columns, of the workbench. A second round roller is arranged at the upper end of the second supporting column, a falling-off assembly is arranged in the middle of the second supporting column, a second gear is arranged on a rotating shaft on one side of the second round roller, a discharging groove is formed in one side of the workbench, a groove opening of the discharging groove is located under the second supporting column, a guide plate is arranged on one side of the groove opening of the d