Patent ID: 9669475
Date: 2017-06-06
CPC Classifications: B23C,Y10T

Claim:
1. A chamfering machine comprising: a chamfering machine body; a rotating chamfering cutter disposed in the chamfering machine body, the rotating chamfering cutter including a cutting tip disposed at an outer circumferential surface of the rotating chamfering cutter; an upper guide disposed in the chamfering machine body, the upper guide having a surface perpendicular to a rotating axis of the rotating chamfering cutter; and a cutting position groove concaved from the surface of the upper guide, the cutting position groove extending perpendicular to the rotating axis of the rotating chamfering cutter, wherein the cutting position groove is configured to receive a circular material along a central portion of the cutting position groove in parallel with a central axis of the circular material, and wherein the axis of the rotating chamfering cutter is disposed at one side of the central portion of the cutting position groove, and, when the rotating chamfering cutter rotates, the cutting tip of the rotating chamfering cutter is configured to be aligned with the central portion and simultaneously not to pass through the other side of the central portion of the cutting position groove.