Laser welding machine manufacturer: the role of laser welding machine in water pump impeller
Stainless steel impeller is an important part of the pump, its size and accuracy directly affect the hydraulic performance of the pump. Closed impellers are widely used in centrifugal pumps due to their high efficiency.laser welding machineIt has the advantages of good welding quality, large penetration, firm welding, less workpiece input, small workpiece deformation, high welding efficiency, and easy automatic production. The practical high-power pump impeller laser welding machine will become the trend of wide application in the water pump industry in the future due to its superior performance and good practicability. The following is the application of laser welding in pump impeller welding.
The welding process of the pump impeller laser welding machine is very compact. The molten pool is constantly agitated during the welding process, and the gas is easy to flow out, so that the weld naturally has no pores. The higher cooling rate after welding is easy to make the weld microstructure, and improve the strength, toughness and comprehensive performance. Strengthen welding. The use of a high-temperature heat source and sufficient absorption of non-metallic components can reduce the impurity content and change the size of inclusions and their distribution in the molten pool. There is no need to fill the electrode or welding wire during the welding process, and there is less pollution in the melting area, which makes the welding firm and firm. At least to or beyond the parent metal.
The welding process of the pump impeller laser welding machine is very compact. The molten pool is constantly agitated during the welding process, and the gas is easy to flow out, so that the weld naturally has no pores. The higher cooling rate after welding is easy to make the weld microstructure, and improve the strength, toughness and comprehensive performance, and strengthen the welding. The use of a high-temperature heat source and sufficient absorption of non-metallic components can reduce the impurity content and change the size of inclusions and their distribution in the molten pool. There is no need to fill the electrode or welding wire during the welding process, and there is less pollution in the melting area, which makes the welding firm and firm. At least to or beyond the parent metal.
In the application of pump impeller laser welding machine, the following two points should be paid attention to: to ensure that the laser welding equipment operates in a constant temperature, low dust, and low relative humidity working environment; according to the welding thickness of the impeller blade, select reasonable welding process parameters: welding current, frequency, pulse width, focal length, welding speed, etc;
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