Locking and unlocking mechanism of post-curing inflator

A locking and unlocking mechanism of a post-curing inflator in which compressed gas is allowed to blow into a tire after it is cured, and the tire is cooled and molded in a state in which the tire is expanded, said locking and unlocking mechanism comprising:

• a pair of flanges for closing openings formed in left and right side surfaces of the tire, and
• a lock mechanism provided between said flanges for supporting an expansion load of the tire, wherein
• the flanges comprise a lower flange on which the tire is horizontally placed, and an upper flange disposed above the lower flange such that the upper flange can be hoisted and lowered,
• said lock mechanism comprises a male rod projecting from a surface of said lower flange, and a female mold of said upper flange with which a tip end of said male rod is engaged,
• an adjust mechanism for setting a length of said male rod is connected to a base portion of said male rod,
• said male rod is provided with a slide portion extended as the tire is expanded, the slide portion is slidably lowered by its own weight at the time of unlocking motion,
• a distance between said flanges is set in accordance with a width of the tire by said adjust mechanism, and
• an expansion load of said tire is supported by said male rod and said female mold.