For QT6-15 block forming machine,intelligence system of PLC is adopted to control,with man-machine interface and automatic diagnosis function.For the electro-hydraulic porportional valve is used in its vibrating system,the materia-feeding with low frequency and the shape-vibrating with high frequency have been achieved.Its material distributing system mounted with multirow of stirring forkscan quickly and evenly discharge the materials into the moulding box.Only by changing ite moulds its moulds and dies,all kinds of blocks,standards bricks,standard bricks.