Armrest framework assembly

The utility model discloses an armrest framework assembly. The handrail framework assembly comprises a framework shell, the framework shell is formed by blow molding of plastic, a weight reduction cavity is formed in the framework shell, the outer surface of the framework shell comprises a supporting face used for supporting an arm, and a supporting groove is formed in the supporting face; and thefoaming body is filled in the supporting groove. According to the handrail framework assembly provided by the utility model, the production process of the handrail metal framework is simplified, andthe weight of the handrail is reduced. 本实用新型公开了一种扶手骨架总成。扶手骨架总成包括：骨架壳体，所述骨架壳体由塑料吹塑成型，所述骨架壳体内设置有减重空腔，所述骨架壳体的外表面包括用于支撑手臂的支护面，所述支护面上开设有支护槽；发泡体，所述发泡体填充在所述支护槽内。本实用新型提供的扶手骨架总成，简化了扶手金属骨架的生产工艺，降低了扶手的重量。