APPARATUS FOR REMOVING CERAMIC CORES FROM CASTINGS Russian patent published in 1995 - IPC

FIELD: casting production technique. SUBSTANCE: apparatus has a cylindrical crucible for melt salt, having a hatch for charging and discharging and a draining branch pipe, a rotation drive unit, a shaft, supporting a casting holder, rigidly secured to it. The casting holder is in the form of a ring or a part of a ring. An inclination angle from the shaft towards a level of the melt consists (0-60) degrees. Castings are placed in the holder along its perimeter with equal distances from a rotation axis. A height of the level of the melt in the crucible consists (0.3-0.95)R, where R a radius of the crucible. EFFECT: lowered time period of cleaning castings. 2 cl, 5 dwg