Integrally cast axle housing structure

According to the integrally-cast axle housing structure, the axle housing and the main speed reducer housing are integrally connected, the structure that the main speed reducer housing and the axle housing are integrally arranged is adopted, the state of parts is reduced, production is convenient, the lightweight design concept is adopted, manufacturing cost is reduced, and production and after-sales management cost is reduced; meanwhile, the oil leakage fault of the junction surface is eliminated, and the product quality level is improved. 本实用新型提出了一种整体式铸造桥壳结构，该桥壳和主减速器壳之间一体连接设置，本实用新型采用主减速器壳和桥壳一体化设置的结构，减少零部件状态，便于生产，采用轻量化设计理念，即降低制造成本又降低了生产及售后管理成本，同时消除结合面漏油故障，提升了产品质量水平。