| 摘要 |
PURPOSE:To provide a both-side grinding method using electrolytic dressing and its device by applying the Elid grinding method to the both-side grinding. CONSTITUTION:A both sides grinding device is provided with a first gear 10 to hold a workpiece 2 in a penetrated hole, a second gears 12, 14 which are engaged with the first gear and drive the first gear, a lower side grinding wheel 16 and an upper side grinding wheel 18 which hold the workpiece and are located opposite to each other, a liquid supplying means to supply the conductive liquid into the space between the first gear and the lower side grinding wheel and the space between the first gear and the upper grinding wheel, and a power supplying means to supply the current to the space between the first gear and the lower side grinding wheel and the space between the first gear and the upper grinding wheel. |
