Laserbearbeitungsvorrichtung und Laserbearbeitungsverfahren

Details

Veröffentlichungs-Nr.

EP4778665

Anmeldetag

11. September 2024

Veröffentlichung

20. März 2025

Rechtsraum

EP

IPC

B23K26/142, B23K26/16

Abstract

A laser processing device includes a gas injection unit that injects a gas from an opening toward an irradiation region of laser light on a surface of a steel sheet, the gas injection unit having a nozzle unit that includes an outer surface with a slope inclined so as to approach a center of the opening from an outer side of the opening in a direction parallel to the surface of the steel sheet on progression from a side opposite to the opening toward an opening side in an injection direction, in which a first adhesion inhibiting unit for inhibiting adhesion of laser spatter is disposed on at least a part of the outer surface of the nozzle unit.

Anmelder

Firma

Nippon Steel Corporation

Land

🇯🇵 Japan

Fachgebiete