APPARATUS TO PIN WOODEN SLEEPERS ON BEFORE IMPREGNATION Russian patent published in 1994 - IPC

FIELD: woodworking industry. SUBSTANCE: apparatus to pin wooden sleepers on before impregnation has mounted on a frame conveyers to transport sleepers, mechanisms to center and fix sleepers, sleepers pin on sections, made as a base, power cylinder, fixed on power cylinder rod supporting plate, vertical posts and pinning on unit, mounted on supporting plate. Pinning on unit is made as auxiliary plate with pins, fixed in holes, three guiding plates and lifting table. Lifting table has mounted on it guiding rams, on which auxiliary and guiding plates and rods are moving. Heads of auxiliary and guiding plates and rods are engaged with upper guiding plate. Upper plate has mounted on t rods, engaged with middle guiding plate, made with beads, on which lower guiding plate is placed. Rods, mounted on lower guiding plate, are engaged with auxiliary plate. EFFECT: apparatus is used in woodworking industry. 4 dwg