Apparatus for displacing two bearing blocks mounted on carriages
AssigneeWindmoller & Holscher
InventorsDieter Rogge, Dietmar Koopmann
Life of this patent
Estimating the term…
Abstract
An apparatus for displacing bearing blocks which are mounted on carriages and which support shafts to be displaceable on a common carriage guideway, preferably for the displacement of bearing blocks of plate cylinders and inking rollers of an inking unit in carriage guideways of the inking unit brackets of a multicolour rotary printing press, with two lead screw drives driven by two electric motors, preferably stepper motors. Each bearing block is provided with a nut into which there is respectively screwed one lead screw assigned to each of the bearing blocks. Each of the two lead screws is provided with one lead screw drive each, fixed to the frame at the end zones of the carriage guideway lying opposite each other.
Claims6
Apparatus comprising two bearing blocks which are each mounted on respective carriages on a frame, the two carriages being displaceable on a common carriage guideway, and having two respective lead screw drives driven respectively by two electric motors;
- the improvement wherein each bearing block is provided with a respective nut and a respective lead screw engaged with each of the bearing blocks, said respective lead screw being screwed into said respective nut;
- wherein each of the two lead screws is provided with a respective one of said lead screw drives fixed to the frame at a respective end zone of the carriage guideway;
- and wherein the electric motor of each lead screw drive is fixed to the frame beneath the respective lead screw.
Dependencies are inferred from the claim text.