Corrosion device for copper clad laminate

The invention discloses a corrosion device for a copper clad laminate, which comprises a support, a corrosion groove, a liquid storage box and a magnetic centrifugal pump and is characterized in that a step-like part is arranged above the support, the corrosion groove is fixed on an upper step, a water tank is fixed on a lower step, a bulk liquid box is arranged at the high end of the corrosion groove, and the bulk liquid box is connected with a water outlet of the magnetic centrifugal pump through a pipeline; a water inlet of the magnetic centrifugal pump is arranged in parallel, and the water outlet of the magnetic centrifugal pump is arranged to be downward; and the pipeline connecting the liquid storage box with the water inlet of the magnetic centrifugal pump sequentially comprises afirst movable connector, a switch and a second movable connector, and the height of a small section connected with the water inlet of the magnetic centrifugal pump is highest, and higher than the height of the second movable