MULTISPINDLE DRILLING HEAD Russian patent published in 2008 - IPC B23B47/26 

FIELD: technological processes; mechanics.

SUBSTANCE: head contains casing, coupler intended for embracement of machine spindle sleeve and rigid connection with it, shaft designed for connection with machine spindle and that sends rotation to working spindles by means of tooth gears. It is equipped with semi-rings, which are connected with casing and interact with collar that is provided on the coupler, with the possibility of casing turn in relation to coupler, at that casing is made with the possibility of alignment along with collar cylindrical surface, which interacts with cylindrical surface of deepening arranged in the coupler, and transmission of radial loads to the bottom end of the coupler.

EFFECT: expansion of technological resources.

2 cl, 1 dwg