Laser cutting cold-rolled sheet machining method, parameter determining method and related equipment

The invention discloses a laser cutting cold-rolled sheet machining method, a parameter determining method and related equipment, and relates to the field of laser cutting, and the laser cutting cold-rolled sheet machining method comprises the steps that the target laser power of a target laser is adjusted to be within a preset power range; the target cutting speed of the target laser is set to be within a preset speed range; determining a target focal depth based on the focus spot diameter, the laser quality coefficient and the laser wavelength; setting the defocusing amount of the target laser in a preset defocusing amount range; the nitrogen pressure is set to be within a preset pressure range; and based on the preset power range, the preset speed range, the target focal depth, the preset out-of-focus range and the preset pressure range, the target laser is controlled to machine the cold-rolled sheet. 本申请公开了一种激光切割冷轧板加工方法、参数确定方法及相关设备，涉及激光切割领域，激光切割冷轧板加工方法包括：调整目标激光器的目标激光功率在预设功率范围内；设定上述目标激光器的目标切割速度在预设速度范围内；基于焦