Adjustment aid for assembling chopping knives on a chopper drum of a forage harvester, forage harvester equipped with it and associated method

摘要

An adjustment aid (78) for the assembly of chopping knives (68) on a chopper drum (22) of a forage harvester (10) is described, wherein: the chopper drum (22) is rotatably mounted and equipped with knife holders (66) distributed around its circumference, in which in each case at least one chopper blade (68) can be fastened by screws (70) and displaced with dissolved screws (70) relative to the associated blade holder (66), the chopping blades (68) in the state mounted on the chopper drum (22) with a stationary counter-blade (62) cooperate to cut crops and a releasably secured to the bedknife (62) adjustable adjustment (78) is provided, which facilitates positioning of the chopping blades (68) in a desired position relative to the counter-blade (62).