A noodle gelating device capable of suppressing a running cost and a device cost by allowing steam to come in contact with the entire line of noodle carried by a conveyor, wherein the belt outward route (36a) of a belt conveyor (28) having an endless belt (36) is moved forward in a steam chamber (26), hot steam is fed upward from steam tubes (30) disposed on a lower cover (24), and the belt (36) thin in thickness and formed in a mesh shape is disposed so as to partition the inside of the steam chamber (26) into an upper steam chamber (26a) and a lower steam chamber (26b).