VULCANIZING METHOD IN TIRE PRESS

摘要

In a green tire vulcanizing press including a lower die having a heat source, an upper die capable of being opened and closed relative to the lower die and having a heat source, a shaping bladder received in a bladder well disposed in a central part of the lower die, and a hot pressure medium supplied into the bladder, the bladder well is made movable vertically and an upper clamp ring for the shaping bladder is held stationary while a lower clamp ring is provided vertically movably, whereby the shaping for a green tire as well as the separation of the bladder from the tire and removal of the tire after the vulcanizing press work are performed through vertical movements of the lower clamp ring and the bladder well under a fixed state of the upper clamp ring.