Plates installation device for installation of e.g. fire protection plates on walls of tunnel, has manipulator arm whose compensating unit adapted to balance weight of gripping tool and plate according to vertical direction

摘要

The device (1) has a connection unit connecting a working platform (5) to a carrying structure (3), provided to allow displacement of the working platform with respect to the carrying structure along a transverse direction and a vertical direction. A manipulator arm (9) is related to the working platform. The manipulator arm has three degrees of freedom, and a gripping tool adapted is installed for gripping plates (75). The manipulator arm has a compensating unit adapted to balance weight of the gripping tool and the plate according to vertical direction.