Method for repairing propeller blades of ship
A repair method and technology for propellers, which are applied in the field of maintenance and repair of main parts, can solve problems such as difficulty in repairing propeller blades, and achieve the effect of a simple repair method
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Embodiment 1
[0010] At the worn part of the leading edge of the propeller blade body, it is surfacing welded by electric welding to form a surfacing area, and then it is repaired to restore the original shape of the blade body by using a portable grinder and manual trimming.
Embodiment 2
[0012] For the missing propeller body, according to the shape of the defect, cast a slightly larger casting with the same material as the propeller, and then match its shape, size and thickness by hand. The corners are then welded by oxy-acetylene manual welding, and finally polished and trimmed by hand to the shape consistent with the original pulp leaf body.
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