Solid-state welding production method of high-performance conducting rod
A solid-state welding and conducting rod technology, applied in manufacturing tools, welding equipment, non-electric welding equipment, etc., can solve the problems of energy saving and consumption reduction of conducting rods, and achieve the effect of compact structure and high performance
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Embodiment 1
[0011] Example 1 A high-performance conductive rod for a 110KVA high-voltage power grid. Outer diameter Φ90, length 534mm. Solid state welding process parameters, friction speed: 950rpm ~ 1050rpm, friction pressure: 20MPa ~ 25MPa, friction time: 6s ~ 8s. Upsetting pressure: 85MPa~95MPa, upsetting holding time: 4s~6s. On the C200 friction welding machine, the joint or conductor is clamped in the rotating fixture, the pipe body is clamped in the moving fixture, and the welding procedure is controlled by PLC.
[0012] Post-soldering inspection: the silver plating layer is intact, and the resistivity of the welded joint is 8.8×10 -8 Ω·m, tensile strength 301MPa.
Embodiment 2
[0013] Example 2 A high-performance conductive rod for a 330KVA high-voltage power grid. Outer diameter Φ125, length 762mm. Solid state welding process parameters, friction speed: 1000rpm ~ 1100rpm, friction pressure: 18MPa ~ 23MPa, friction time: 7s ~ 9s, upsetting pressure: 80MPa ~ 90MPa, upsetting pressure holding time: 5a ~ 7s. On the C400 friction welding machine, the joint or conductor is clamped in the rotating fixture, the pipe body is clamped in the moving fixture, and the welding procedure is controlled by PLC.
[0014] Post-soldering inspection: the silver plating layer is intact, and the resistivity of the welded joint is 7.8×10 -8 Ω·m, tensile strength 295MPa.
Embodiment 3
[0015] Example 3 A high-performance conductive rod for a 550KVA high-voltage power grid. Outer diameter Φ165, length 1062mm, solid state welding process parameters, friction speed: 1050rpm~1150rpm, friction pressure: 16MPa~20MPa, friction time: 8s~10s, upsetting pressure: 75MPa~85MPa, upsetting pressure holding time: 6s~8s . On the C600 friction welding machine, the joint or conductor is clamped in the rotating fixture, the pipe body is clamped in the moving fixture, and the welding procedure is controlled by PLC.
[0016] Post-soldering inspection: the silver plating layer is intact, and the resistivity of the welded joint is 6.1×10 -8 Ω·m, tensile strength 307MPa.
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