DRILLING DEVICE FOR A DRILLING MACHINE and also that a second rear spring assembly (60), which is not adjacent to the side of the drilling tool, has a disc spring assembly (64).

Abstract

The invention relates to a drilling device (10) for a drilling machine with a spindle arrangement, which has an inner spindle unit (20) and an outer spindle unit (40) which can be moved axially in the inner spindle unit (20) and is arranged so as to be suspended between two spring arrangements (50, 60). According to the invention it is provided that a first front spring arrangement (50), which is arranged on one side of the drilling tool, comprises a combination of at least one spiral compression spring and a first disc spring arrangement.