摘要:
APPARATUS FOR DRESSING PAIR OF CLOSELY SPACED ADJACENT GINDSTONERS OF TYPE HACING CIRCULAR PERIPHERAL FACES WITH DIFFERENT CENTERS COMPRISES FRAMEWORK WITH CUTTING TABLES SLIDABLY MOUNTED THEREON FOR MOVEMENT NORMAL TO AXIS OF ROTATION OF GRINDSTONES. TWO SWINGING MEMBERS ARE PIVOTALLY CONNECTED RELATIVE TO CUTTING TABLE AND EACH MEMBER HAS ARM DEPENDING THEREFROM WITH DRESSING TOOL CONNECTED TO FREE END OF EACH ARM. SWINGING MEMBERS SWING IN PLANE PARALLEL TO HORIZONTAL PLANE DEFINED BY AXIS OF ROTATION OF GRINDSTONES AND TIP OF EACH TOOL. DRIVING MECHANISM SYNCHRONOUSLY SWINGS SWINGING MEMBERS.
DRESSING TOOL ON EACH SWINGING ARM IS POSITIONED SO THAT AXIS OF ONE DRESSING TOOL AND AXIS OF ROTATION OF GRINDSTONES ARE AT RIGHT ANGLES TO EACH OTHER WHEN ONE OF TOOLS IS MIDWAY BETWEEN TWO CLOSELY SPACED ADJACENT GRINDSTONES.