Boring machine has central drive and multiple spindles each having drive shaft and sleeve, where spindles are controlled individually such that sleeve is brought and reset in axial direction into pre-set position

摘要

The boring machine (1) has central drive (2) and multiple spindles (4) each having a drive shaft (5,6) and a sleeve (7), where the spindles are controlled individually such that the sleeve is brought and reset in the axial direction into a pre-set position. A drilling unit (3) is arranged between the central drive and the spindles. A locking device locks the sleeve in preset position.