ROTARY MACHINE FOR DRILLING AMBER ARTICLES Russian patent published in 2006 - IPC B28D5/02 B23B49/04 

FIELD: machine engineering, namely manufacture of machine tools for working stone, particularly machines for drilling amber articles.

SUBSTANCE: machine includes vertically oriented shaft mounted in bearing assemblies between upper and lower plates of machine housing. Machine also includes working positions having attachments for fastening blanks and arranged mutually in opposite spindle boxes with drills, attachment for inhibiting blank supply to working positions connected by means of electronic unit with two optic-fiber transducers. Each transducer is arranged on pendulum mounted in shaft of machine with possibility of simultaneous motion with position of spindle box after termination of drilling process for time period sufficient for checking drill and with possibility of returning to initial position.

EFFECT: enhanced efficiency, improved quality of drilling.

2 dwg