Semicircular U + T-shaped multi-layer foam forming device

The utility model belongs to the technical field of foam forming, and particularly relates to a semicircular U + T-shaped multi-layer foam forming device which comprises a jig body. A group of U-shaped grooves are formed in the top end of the jig body; side edge grooves are formed in one sides of the top ends of the U-shaped grooves, and the U-shaped grooves and the side edge grooves form a T shape; foam is arranged in each U-shaped groove. A hot melt adhesive is arranged at the top of the foam; hot melt cloth is arranged at the top of the hot melt adhesive; the front side and the rear side of the top end of the jig body are each fixedly connected with a set of bolts. The outer side of each bolt is rotationally connected with a fixed shifting piece. The top ends of the bolts are in threaded connection with internal thread rings, and the bottom ends of the internal thread rings are tightly attached to the top ends of the fixed shifting pieces. According to the device, the fixed shifting piece is arranged, the