Electrode device for plasma cutting gun

• Main Authors: ZHOU GUOXING, XIAO SHIQIANG
• Format: Patent
• Language: Chinese; English
• Published: 07.07.2023
• 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 an electrode device for a plasma cutting gun, which comprises an electrode body, the electrode body is provided with an electrode front part, an electrode rear part and an electrode body part, and the electrode body part is positioned between the electrode front part and the electrode rear part; wherein the outer wall surface of the electrode body part is provided with an annular groove for accessing external gas; the outer wall surface of the electrode body part is also provided with a spiral groove group in front of the annular groove, the spiral groove group comprises at least one spiral groove which is spirally arranged along the axial direction of the electrode body, the rear end of the spiral groove is communicated with the annular groove, and the spiral groove is suitable for guiding gas in the annular groove to the front part of the electrode. Gas can be uniformly guided to an arc space, the flow rate guided to the arc space is increased, and plasma flame flow formed after