CONSTRUCTION MACHINE, PARTICULARLY ROAD MILLING MACHINE, AND METHOD FOR CONTROLLING THE STROKE POSITION OF A PISTON-CYLINDER UNIT OF A LIFTING COLUMN OF A CONSTRUCTION MACHINE

摘要

The invention relates to a construction machine (1), comprising a machine frame (2),- a chassis having front and rear travel devices having at least one pair of front travel devices (5VL, 5VR) and/or a pair of rear travel devices (5HL, 5HR), wherein at least one pair of front or rear travel devices (5) are connected to the machine frame (2) via lifting columns (6), each having a hydraulically adjustable piston-cylinder unit (10),- a drive device (9) for driving the hydraulically adjustable piston-cylinder unit (10) of the lifting columns (6) separately from each other, and - a control device (18), which is designed to control the stroke adjustment of the lifting columns (6) by the hydraulically adjustable piston-cylinder units (10), and a method for controlling the lifting position of a piston-cylinder unit of a lifting column of a construction machine, particularly a construction machine according to the invention.