Make things convenient for casting mould of drawing of patterns

The utility model provides a make things convenient for casting mould of drawing of patterns, includes that one goes up the die carrier, upward open at the center of die carrier has the liquid of casting import, and the top surface of going up the die carrier is provided with the lock screw who locks the casting mould all around, open the bottom surface of going up the die carrier has the clamping mechanism resettlement groove that corresponds with mold core board clamping mechanism position, a mold core board, the center of mold core board is run through there is the cylinder sand mould, the top inlet of cylinder sand mould communicates with the liquid import of casting on the last die carrier, the horizontal plane that around the top surface of mold core board is the cylinder sand mould is provided with clamping mechanism all around, clamping mechanism includes four tight units of clamp, die carrier once, the sand mould resettlement groove that has corresponding cylinder sand mould shape, position is opened at the center of die carrier down, it put up the cylinder sand mould and linked together to go up die carrier, mold core board and lower mould. The utility model discloses a set up clamping mechanism and realized tightly loosening the clamp of cylinder sand mould, made things convenient for the drawing of patterns under the prerequisite of not damaging the sand mould, can not make the sand mould be difficult to take out because of the reason of the hot shrinkage of rising.