Copper dissolving device and method

The invention relates to a copper dissolving device and method. The copper dissolving device comprises a copper dissolving tank, an air filter device and an acid-resistant circulating pump; a feedingport is formed in the top end of the copper dissolving tank, a liquid inlet distributor and an inner sleeve are arranged on the inner side; the feeding port is covered with a copper dissolving tank cover in a sealed manner; a copper dissolving tank lower seal head is arranged on the inner side of the lower end of the inner sleeve, and a copper dissolving tank partition is arranged at the top end of the copper dissolving tank lower head; copper dissolving tank overflow holes are formed in side walls of the copper dissolving tank; a copper dissolving tank central pipe is arranged inside the copper dissolving tank; a flow baffle is mounted at the lower end of the copper dissolving tank central pipe; a copper dissolving tank overflow pipe, a copper dissolving tank liquid supplementing pipe andcopper dissolving tank ai