Plating layer structure for neodymium iron boron nickel plating and rare earth electrolysis protection

The utility model discloses a neodymium iron boron nickel plating and rare earth electrolysis protection plating layer structure which comprises a neodymium iron boron base body, and a citrate nickel plating layer, a bright nickel plating layer and a rare earth electrolysis protection film which are sequentially prepared on the neodymium iron boron base body from inside to outside. According to the neodymium iron boron nickel plating and rare earth electrolysis protection plating layer structure, a neutral salt spray test is carried out according to GB/T 10125-2012 Artificial Atmosphere Corrosion Test Salt Spray Test, the surface of a plated part is not rusted within 96 hours, and the plating layer structure has good corrosion resistance. 本实用新型公开了一种钕铁硼镀镍及稀土电解保护的镀层结构，包括钕铁硼基体、和在所述钕铁硼基体上从内到外依次制备的柠檬酸盐镀镍层、光亮镀镍层、稀土电解保护膜。本实用新型公开的钕铁硼镀镍及稀土电解保护的镀层结构，按照GB/T 10125-2012《人造气氛腐蚀试验盐雾试验》进行中性盐雾试验，镀件表面96h无锈蚀，本镀层结构具有良好的耐蚀性。