| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lost foam casting device, wherein for a mold removal work in lost foam casting, a casting product can be easily taken out without laying a large-scale dust collector and also without inverting a flask, and simultaneously, the whole of casting sand can be swiftly cooled. <P>SOLUTION: In the lost foam casting device where a lost foam is installed in a flask, the lower part of the flask is provided with a pipe having a filter function, so as to form an air passage, a pressure reduction means is connected to the air passage, and the pressure in the flask is reduced upon pouring, so as to attain the suction of generated gas and the strengthening in the consolidation of casting sand in the flask, the lower part of the flask 1 is provided with an air feeding means 14 injecting compressed air, and the casting sand 2 in the flask 1 is stirred and fluidized. <P>COPYRIGHT: (C)2008,JPO&INPIT |
