Circulating hot press and circulating hot pressing method

The invention belongs to the technical field of hot presses, and discloses a circulating hot press and a circulating hot pressing method.The circulating hot press comprises a rack and a hot pressing plate which are arranged behind a feeding table, the rack is connected with a locking base, the locking base is provided with an upper inserting plate and a lower inserting plate which can move inwards, and the edge, close to the locking base, of the hot pressing plate is provided with a lap joint body; the outer side of the locking base is fixedly connected with an outer baffle, the outer baffle is inwards and fixedly connected with two guide shafts, the two guide shafts inwards penetrate into the upper inserting plate and the lower inserting plate respectively and are in sliding connection with the upper inserting plate and the lower inserting plate respectively, the two guide shafts are sleeved with springs, the locking base is fixedly connected with an upper air cylinder and a lower air cylinder, and the upper