Patent ID: 8460065

Claim:
A sandblasting apparatus for cutting a plate-shaped workpiece into a plurality of separate tablets, comprising: a chamber defining a cavity; a support assembly received in the cavity and configured for supporting the workpiece and the tablets; a sandblasting assembly configured for spraying sand toward the workpiece; a first mask located between the sandblasting assembly and the support assembly; a second mask located between the sandblasting assembly and the support assembly; and a mask switching member configured for selectively placing the first mask or the second mask over the workpiece, the first mask configured for cooperating with the sandblasting assembly to remove unwanted portions of the plate-shaped workpiece thus obtaining a tablet network consisting of a plurality of tablets and a plurality of connecting portions interconnected between the tablets, the second mask configured for cooperating with the sandblasting assembly to remove the connecting portions of the tablet network thus obtaining a plurality of separated tablets.