device for svitamento and conveying screws for imbullonatrice for rails and imbullonatrice adopting party this device for rails

摘要

This invention concerns a device (11) to unscrew and deliver bolt-nut assemblies on platelayer waggons (10) for rails, which carries out the separation of nuts (22) and bolts (23) from bolt-nut assemblies (21) introduced by an operator (15) into such device (11) and also sends such nuts (22) and such bolts (23) to separate work stations (17-18), the device (11) being characterized by including in cooperation: - conveyor means (19) with means (20-120) to hold bolt-nut assemblies (21), - stationary unscrewing means (27), - preferred guide means (28-13) for nuts (22), and - preferred guide means (12) for bolts (23). The invention also concerns a platelayer waggon (10) for rails which employs such device (11).