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铝合金RDU差速器壳体是汽车传动系统的关键部件之一,结构形状复杂,内部组织要求高,成形难度大。为此开发了铝合金RDU差速器壳体的低成本、高效率压铸生产技术,主要包括数值模拟技术的应用,先进的真空压铸技术并辅以局部加压技术的实施,脱模剂自动配比压送技术的开发,充分改善了壳体内部组织,提高了产品品质及稳定性。机加工工序采用自动先进的360℃全方位高精度旋转夹具,减少了夹具多次装夹带来的误差。产品合格率达95%。
Aluminum alloy RDU differential housing is one of the key components of the automotive transmission system, the structure of complex shape, high internal organization, forming difficult. For this reason, the low cost and high efficiency die-casting production technology of aluminum alloy RDU differential case has been developed, including the application of numerical simulation technology, advanced vacuum die-casting technology and the implementation of partial pressure technology, Pressure than the delivery of technology development, and fully improve the internal organization of the shell, improve product quality and stability. Machining processes using automatic advanced 360 ° all-round high-precision rotating fixture, fixture to reduce the error caused by multiple clamping. Product qualification rate of 95%.