A clamp type tensioner for calender

The utility model provides a clamp type tensioner for calender, includes the frame, the frame on be equipped with the taut bearing roller of first taut bearing roller and second, first taut bearing roller is located the front end on frame upper portion, the taut bearing roller of second is located the lower extreme at frame middle part, the front end lower part of first taut bearing roller be equipped with the extension bearing roller, the extension bearing roller on be equipped with the helix of outside extension, the upper portion both sides of frame rear end be equipped with roll spacing adjusting device, two roll spacing adjusting device between be equipped with first roller, first roller both sides be equipped with first roller bearing, first roller pass through the roller bearing andinstall on roll spacing adjusting device, first roller lower extreme be equipped with the second roller, second roller both sides be equipped with second roller bearing, and the second roller passesthrough second roller bear