The spiral dehairing machine for pigs is a core piece of equipment in modern pig slaughtering lines, used for the efficient and automated removal of hair from the surface of pig carcasses. It replaces traditional manual scraping or pool-type dehairing with mechanical friction, and is a key step in improving efficiency, hygiene standards, and product appearance. After the pig carcass is softened by scalding in hot water (usually 61-63℃), it is fed into the inlet of the spiral dehairing machine by