CASTING MOLD Russian patent published in 1994 - IPC

FIELD: foundry. SUBSTANCE: casting mold has die 6 mounted above ejector plate and forming core 13. Die 6 and forming core 13 are provided with inclined members 7 or screw-type members 14. Core 13 has base provided with flange 17 carrying thrust ball bearing 18, which is engageable with die 6 in the process of ejection of castings 28. Additional thrust ball bearing 21 with plate 22 is mounted below plate 20 of ejector 9. Plate 22 is engageable with press pusher. Die 6 and flange 17 have windows for rotation of ejectors in them. Inclined rod built in additional plate 22 and engageable with flange 17 and inclined rod engageable with plate 20 of annular ejector 9 facilitate staged returning of forming core 13 and annular ejector 9 to the initial position. EFFECT: provision for unobstructed removal of products with inclined and screw-type profile. 12 dwg