VERFAHREN ZUM HERSTELLEN VON STEINEN IN EINER PRESSE UND PRESSE ZUM HERSTELLEN GENNANTER STEINE.

摘要

Method of manufacturing stones in a press provided with a mould (3) subdivided in several moulding rooms (4) by means of dividing walls (5), with a stamp (7) arranged above the mould and being movable up and down, with a table (14) arranged under the mould and being movable up and down, with supply means (18) for supplying empty product plates (19) below the mould (3) and with discharge (16,17) means for discharging the product plates carrying stones (1) shaped in the mould, whereby prior to filling the mould (3) with the moulding mass below dividing walls (5) there are moved a plurality of filling pieces (28) that extend parallel to one another between the mould (3) and a moulding plate (10) on the table the filling pieces (28) having surfaces protruding beyond said dividing walls (5) for shaping bevelled edges on the stones and ribs (27) sliding in grooves (26) provided in the lower ends of the dividing walls (5), whilst the filling pieces (28) are withdrawn from below said dividing walls (5) prior to pressing the stones supported by a product plate out of the mould.