APPARATUS FOR JOINING TOOL MODULES Russian patent published in 2006 - IPC B23B31/107 B23Q3/12 

FIELD: working metals by cutting, tools of NC machine tools.

SUBSTANCE: apparatus is designed for joining tool modules having outer cone for engaging with cone opening of base part. Apparatus includes housing secured to bottom of cone opening of base part and having guiding grooves where cams are arranged for engaging with inner wedge surfaces in opening of cone stem of tool module; member for moving cams and unit for supplying cutting fluid to tool module. In order to enhance operational reliability. member for moving cams is in the form of differential screw and unit for supplying cutting fluid is in the form of first central opening of housing designed for supplying cutting fluid from machine tool, C-shaped opening embracing rod of said differential screw and second central opening designed for feeding cutting fluid to tool module and partially placed in protruded portion of housing. C-shaped opening is communicated with first and second central openings.

EFFECT: enhanced operational reliability due to improved manufacturing ability.

3 dwg