The definition of molding machine
The molding machine first appeared in the mid nineteenth Century, early moulding machine is a manual compaction with simple model mechanism, then uses compressed air as power jolt and compaction of molding sand. In 1890 the jolt molding machine, the efficiency and accuracy of modeling sand has been improved. According to the method of compaction of molding sand molding machine can be divided into different compaction type, jolt, joltsqueeze, shoot squeeze moulding machine and sand throwing machine.