发明申请
US20080145166A1 MECHANICAL ENGRAVER FOR ENGRAVING 审中-公开
用于雕刻的机械雕刻

MECHANICAL ENGRAVER FOR ENGRAVING
摘要:
A mechanical engraver (10) includes a rotating plate (11), a first cutting tool (12), and a second cutting tool (13). The rotating plate has a rotating axis. The first cutting tool is mounted on the rotating plate and includes a first knifepoint (1221). The second cutting tool is mounted on the rotating plate and includes a second knifepoint (1321). A distance between the first knifepoint and the rotating axis is longer than a distance between the second knifepoint and the rotating axis. A distance between the first knifepoint and a bottom of the rotating plate is shorter than a distance between the second knifepoint and the bottom of the rotating plate. The first cutting tool includes a straight first cutting edge (1222). The second cutting tool includes a second cutting edge (1322) and a third cutting edge (1323), forming, at the second knifepoint, a cutting angle β less than 180°.
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