Molding box and molding machines for casting gypsum parala manufacture of plasterboard as divisional of permissibility subjected utility model no.242.439, filed 30- 12-77

摘要

1.Caja molding machine and molding plaster casting for the manufacture of plasterboard with several chambers arranged next to one another, formed by stationary partitions inserted into the molding boxes, each of which chambers has a filling hole for the gypsum slurry, and one of its narrow sides is closed by a movable strut along the depth of the chamber, and whose narrow side opposite shaped hole susceptible demolding be closed to the plate in each completed case, characterized in that in each chamber is arranged at least one auxiliary wall which extends parallel to an intermediate wall and forming the molding surface for a visible surface of the gypsum board, which auxiliary wall can be removed by strut associated with the camera during movement of discharge from the chamber along with the plate manufactured plaster. 2.Caja molding according to claim 1, caracterizadaporque each auxiliary wall is connected releasably with the strut. 3.Caja molding according to claims 1 or 2, characterized in that at least one auxiliary wall is arranged in the center strut. 4.Caja molding according to one of claims 1 to 3, characterized by two auxiliary walls for each chamber, which in each case are associated with an intermediate wall. 5.Caja molding according to claim 4, characterized in that between each intermediate wall and the auxiliary wall associated therewith that decrease friction are arranged. 6.Caja molding according to one of claims 1 to 5, characterized in that at least one auxiliary wall has ridges along its mold surface. 7.Caja molding according to claim 6, characterized in that the heights of the projections correspond to the thickness of the plasterboard. 8.Caja molding according to claims 4 and 6, characterized in that at least part of the projections directed towards each other of the two auxiliary walls touch each other. 9.Caja molding for molding machines and casting plaster for plasterboard production.