Laser nozzle

• Main Authors: ZHANG BINGTAO, HE HUI, LIU JINHUI, DING JIANWU
• Format: Patent
• Language: Chinese; English
• Published: 13.12.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses a laser nozzle, which is characterized by comprising a nozzle body, the air inlet and the air outlet are respectively positioned at two ends of the nozzle body; the air inlet and the air outlet are communicated through the air inlet channel, the air inlet channel is composed of a first channel body comprising the air inlet and a second channel body comprising the air outlet, the first channel body is of a conical barrel-shaped structure with a wide upper part and a narrow lower part, and the second channel body is communicated with the first channel body and is of a hollow plum-blossom-shaped structure. The gas inlet channel is provided with the quincunx-shaped second channel body, the quincunx-shaped exhaust hole structure of the second channel body can form external gas flow and central gas flow when gas is released, external air can be prevented from being involved in, the purity of the central gas flow is guaranteed, meanwhile, formation of normal shock waves is destroyed, and