Patent ID: 8536484
Filing Date: 2013-09-17
Classification: B23K

Abstract:
1. A laser engraver with a masking mechanism, comprising a machine body, a laser-engraving mechanism inside the machine body, a working platform, and an exhauster; wherein: the laser-engraving mechanism includes a lens-cart rail slidably mounted on a working track; the exhauster is provided with at least one air outlet behind the working platform; and the laser engraver is characterized in that: the at least one air outlet is positioned above the working platform, and a masking mechanism is installed above the at least one air outlet, wherein the masking mechanism comprises a rod member and a curtain-sheet reeled onto the rod member, and the rod member is installed in the machine body and connected to one end of the curtain-sheet, and the other end of the curtain-sheet is connected to the lens-cart rail, so that when the lens-cart rail moves above the working platform, the curtain-sheet is reeled out above the working platform to form an air induction channel beneath the curtain-sheet of the masking mechanism.