The utility model relates to a foam dyeing machine. It includes that the open width enters cloth holder (1), debatching system (2) and dyeing system (3), and the lower part of debatching system (2) is provided with deposits fabric case (4), depositing fabric case (4) and being located into cloth end including oblique section (4.1) and circular arc section (4.2), oblique section (4.1), circular arc section (4.2) are located a cloth and hold. The utility model relates to a foam dyeing machine, the debatching system with deposit fabric case's combined action under, the tension of cloth is invariable, has guaranteed the processingquality of product.