Wire feeding chamber suitable for foundry ladles of multiple sizes

The invention provides a wire feeding chamber suitable for multi-size ladles, and belongs to the field of nodular cast iron production. A hanging beam is arranged on the upper portion in a chamber body, the ladles are hung at the bottom of the hanging beam, a transverse rail is hung at the bottom of the hanging beam through a hanging chain, an octagonal fixed ladle cover is fixed to the left side of the bottom of the transverse rail, and a U-shaped movable ladle cover is arranged on the right side of the bottom of the transverse rail; the movable ladle cover rolls on the top of the transverse rail through a rolling mechanism; the movable ladle cover and the fixed ladle cover are provided with matching structures for matching, and springs are arranged in the matching structures to stably support the movable ladle cover and the fixed ladle cover. The movable ladle cover moves leftwards and is matched with the fixed ladle cover through the matching structure, the movable ladle cover and the fixed ladle cover are