Taper Collet Flange Mandrels BKDF Features • For clamping diameters from 11,9 mm to 132 mm • High true running accuracy ≤ 0,01 mm • Permissible component tolerance up to IT15 • Pull-back against external backstop surface or external backstop ring by the customer • For thin-walled or solid components • Hand clamping optional possible Configuration Seating body The Taper Collet Flange Mandrel consists of a seating body and a Taper Collet with draw bolt. Taper Collets with hexagon head or pre-centring and a plate with threaded bore are optionally available. The Taper Collet Flange Mandrel is attached to the machine with the seating body. The Clamping Fixture is actuated by the draw bolt, which is connected to the machine power actuating unit. Backstop ring (by customer) Taper Collet with draw bolt Intermediate Flanges and Spring Force Actuators are shown starting on page 58. Clamping principle For clamping, the Taper Collet is pulled against the seating body and radially expands over the cone of basebody. The component is centred, pressed against the backstop and aligned flush. Key: Axial actuating force Radial clamping force Axial pull-back forc

Taper Collet Flange Mandrels BKDF Le max. insertion depth Sl Clamping length Sl min. Please note Backstop ring (by customer) Backstop surface Clamping range Maximum diameter change* 1) Please note the standard clamping ranges according to the tables on the next pages „Clamping Elements Taper Collets“. * of the clamping diameter of the Clamping Element. ** for clamping with pull-back action. Insertion depth Please indicate the size of the Clamping Fixture and the clamping range of the requested Taper Collet, in your order: The minimum insertion depth Lemin. is derived according to the following...