Apparatus for centering and rotatably supporting cylindrical objects for honing and the like

Claim 1

IN APPARATUS FOR CENTERING AND REVOLVING ROLLER BEARING CUPS AND THE LIKE IN ALIGNMENT WITH AN ABRADING TOOL, A TURRET PLATE MOUNTED ON THE END OF AN INCLINED SHAFT JOURNALED IN A BEARING BLOCK, A STUD SHAFT EXTENDING AXIALLY FROM THE CENTER OF SAID PLATE, A BRACKET SECURED AT ITS CENTER TO SAID STUD SHAFT, A PLURALITY OF STUD SHAFTS SECURED IN ANGULARLY SPACED RELATION TO SAID TURRET PLATE AND TO SAID BRACKET CONCENTRIC WITH SAID FIRST-NAMED STUD SHAFT, ROLLERS MOUNTED TO BE FREELY ROTATABLE ON SAID ANGULAR SPACED SHAFTS, THE SPACING BETWEEN SAID ROLLERS BEING SUCH AS TO SUPPORT THE ROLLER BEARING CUPS ON A PAIR OF SAID ROLLERS, SAID TURRET PLATE HAVING INDEXING MEANS INCLUDING CAM MECHANISM TO MOVE SAID CUPS IN ALIGNMENT WITH THE ABRADING TOOL AND HAVING MEANS TO LOCK THE SAME WHEN THE CUPS ARE ALIGNED WITH THE TOOL, A DRIVE WHEEL FOR THE BEARING CUPS ENGAGING THE OUTER PERIPHERY OF SAID CUPS TO PRESS THE SAME AGAINST A PAIR OF THE ROLLERS ON WHICH THE CUP IS SUPPORTED AND TO REST AGAINST THE FACE OF THE TURRET PLATE, SAID ABRADING TOOL BEING MOUNTED ON A MOVABLE BASE IN ALIGNMENT WITH THE TURRET PLATE, SAID TURRET PLATE AND BASE BEING MOVABLE RELATIVE TO EACH OTHER BY MEANS OF COUNTER-WEIGHTED CAM MECHANISM WHEREBY SAID TURRET PLATE IS SUBJECT TO ANGULAR MOVEMENT INTERMITTENTLY AND THE BASE IS SUBJECTED TO MOVEMENT TO AND AWAY FROM SAID TURRET PLATE, SAID BASE BEING MOUNTED ON PARALLEL LINKS WITH LEVERS AND STOPS OPERATED BY SAID CAM MECHANISM TO SUBJECT THE BASE TO STRAIGHT LINE MOVEMENT TO AND AWAY FROM SAID TURRET PLATE AND SAID TURRET PLATE HAVING A PAWL AND RATCHET MECHANISM OPERATED BY A CAM ACTUATED WEIGHT, SAID CAM MECHANISMS BEING COORDINATED TO MAINTAIN CYCLIC MOVEMENT OF SAID TURRET PLATE AND ABRADING TOOL BASE.