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L the small minimum diameter workpiece: φ 58 mm
L the main biggest diameter: phi 400 mm
L workpiece thickness: 3 mm ~ 6 mm
L workpiece material: Q235, Q345, Q345B, Q450
L workpiece length: more than 15.0 meters
L workpiece form: standard circular, 8 edge shape, 12 edge shape
L workpiece taper: 12 ~ 30/1000; Or such as track tube
1, main technical parameters
L welding methods: carbon dioxide protection automatic welding
L welding wire diameter: Φ 1.6 mm, Φ 2.4 mm
L rated welding current: 500 A
L welding speed: 280-1000 mm/min
L car return speed: 5000 mm/min
L car length: 15.0 m
L car track: 31 m
L hydraulic system nominal pressure: 16 MPa

2, characteristics of the equipment
L GeFeng automatic welding and simultaneously;
L level pressure wheel around the symmetric mobile;
L level pressure wheel lift and car was in a servo control;
L workpiece rear end of the stress adaptive algorithm;
L weld interface wrong side of radial problem;
L weld interface axial migration problem;
L programmable logic controller D/A technology;
L hydraulic proportional valve automatic adjustment pressure;