STRAIGHTENING-TAMPING MACHINE

摘要

railroad track maintaining machines. SUBSTANCE: machine has frame 1 resting on trucks 2, additional frame 4 mounted on main frame for movement along it by drive 6 and resting with its one end on wheel pair 7. Installed on additional frame 4 are tie tamping working member 8 and straightening working member 9. Additional frame 4 has two roller bearings 12 and 13 resting on guides located on main frame 1, and lever with roller. Secured to roller bearing 12 are track raising hydraulic cylinders 11. Roller bearing 13 carries hydraulic cylinders 21 connecting through levers 22 the roller bearing with additional frame 4 for its lifting or lowering and pressing of wheel pair 7 to track. Additional frame is installed for its transverse displacement relative to track longitudinal axis from lever having a roller. EFFECT: simplification of design and reduced total weight of machine. 4 dwg