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附图所示为在普通台式钻床上刃磨圆板牙的装置。在机床工作台1上安放着垫块2,它的位置可根据刀杆4的轴线来找正。刀杆固定在机床的夹头5内,其尺寸须按被刃磨板牙3相应的尺寸来选配。刃磨时用手通过主轴手柄使刀杆连同砂轮得到上下
The figure shows a device for sharpening a circular die on an ordinary bench drill. A block 2 is placed on the machine table 1 and its position can be adjusted according to the axis of the arbor 4. Arbor fixed in the machine chuck 5, the size of the shank to be sharpened 3 corresponding size to match. Sharpening by hand through the spindle handle arbor together with the wheel get up and down