SH760型上海牌小客车后桥壳是一个形状复杂、要求较高的零件(图1)。为了满足小客车生产的质量和数量要求,我厂自行设计并制造了6台组合机床,组成了后桥壳加工线。组合机床(图2)利用标准部件组合,即根据加工需要,在床身8两侧拼装滑台底座6,滑台底座上装滑台、动力头拖板、动力头和液压进给油缸等部件,床身上装工件拖板、液压进给油缸和工件夹具。后桥壳加工线由下列组合机床组成。 SH760 Shanghai brand passenger car rear axle shell is a complex shape, demanding parts (Figure 1). In order to meet the quality and quantity requirements of passenger car production, our factory designed and manufactured 6 combined machine tools to form the rear axle shell processing line. Combination of machine tools (Figure 2) the use of standard components, that is, according to the needs of processing, assembled on both sides of the bed 8 slide base 6, slide base mount slide, power head carriage, power head and hydraulic feed cylinder and other components, The bed body work piece pallet, hydraulic feed cylinder and workpiece fixture. Rear axle shell processing line consists of the following combination of machine tools.