Requirements and procedures were proposed for the regrinding of cylindrical flank of curved edge drills (CEDs) according to the principles guiding the design of curved edge shapes.
根据刃形曲线的设计原理，提出了曲线刃钻头柱面后刀面的刃磨要求和刃磨过程。
2
When a pencil is sharpened, the pencil needs to be contacted with the cutting edge and broached back and forth along the guiding groove.