Patent ID: 8512102
Filing Date: 2013-08-20
Classification: B24C

Abstract:
1. A sandblasting apparatus, comprising: a chamber defining a cavity; a support assembly received in the cavity, the support assembly comprising a plurality of pairs of elongated support plates for holding a plate-shaped workpiece therebetween, the support plates being moveable along a vertical direction and a first horizontal direction; a first sandblasting assembly configured for spraying sand downwardly toward the plate-shaped workpiece so as to cut the plate-shaped workpiece into a plurality of workpiece strips; a second sandblasting assembly configured for spraying sand toward the workpiece strips along a second horizontal direction perpendicular to the first horizontal direction so as to cut the workpiece strips into workpiece blocks; wherein the support plates are configured to rotate the workpiece blocks, and the second sandblasting assembly is further configured for processing the workpiece blocks into cylindrical workpieces while the support plates rotate the workpiece blocks.