Mechanism for movement of the hinged shovel of a large hydraulic excavator

摘要

Mechanism for movement of a hinged shovel of an excavator with a service weight 100 t, wherein the hinged shovel of a blade front part (3) and a rear wall (2), which - in the opening or closing direction, are movable relative to each other, as well as side walls, the blade front part (3) with cutting edges which forms the toothed elements (8) is provided and the rear wall (2) receiving means (4) for a handle end region of the excavator, as well as pivot points (6) for at least one hydraulic cylinder (7), wherein the blade front part (3) and the rear wall (2) in each case two connecting areas (9), one of which an articulated swivel area (13) for the present invention to provide such a blade front part (3) and the other is a coupling section (12) for the hydraulic cylinder (7) forms.