Generally, the included angle between the roller and the scraper is too large, and it is also possible that the scraper is inverted or the blade is dull. Generally, the included angle between the roller and the scraper is too large, or the scraper is inverted, or the blade becomes dull. Solution: check whether the installation angle of the scraper of the dumpling wrapper machine is appropriate; Check whether the scraper is upside down and installed correctly; Check whether the blade is too dull. If it is too dull, repair the blade and install it to solve it.