THREE-DIMENSIONAL BLOCK FORMING UNIT Russian patent published in 1998 - IPC

FIELD: manufacture of ferroconcrete products, in particular, integral three-dimensional barrel-type blocks. SUBSTANCE: unit has cores 1 and 2 with rotary longitudinal boards 3 and 4 and rotary transverse boards 5 and 6, tilters 10, assembling, forming and thermal treatment stations. Unit is further provided with stripping station 17 and auxiliary thermal treatment station 19. Cores 1 and 2 are positioned for reciprocation and thermal treatment stations 18 and 19 are arranged at opposite sides relative to tilters 10. Longitudinal and transverse boards may be provided with side members, which may be secured rigidly or removably. EFFECT: increased efficiency, simplified construction and improved quality of products. 3 dwg