对虚拟加工环境中变速箱体生产线三维动态模拟图形设计进行了研究。
Dynamic three-dimensional shape simulated has been studied for the gearbox production line in the virtual machinery environment.
变速箱体技术精度要求高，设计了专用机床实现钻、镗孔一次完成，保证了产品质量。
Special machine is used for processing gearbox so as to fulfill drilling and boring at the same time, thus, effectively guaranteeing the product quality.
重载变速箱支承法兰盘的结构设计对节约成本、减小箱体整体重量有着重要的影响。
The design of bearing flange structures has a significant effect on saving cost and lightweight of heavy load gearbox.
风机的变速箱主要由箱体、行星轮系和变速机构等构成。
Fan gear mainly by the box, planetary gear speed change mechanism, and so on.
中重型汽车变速箱箱体，离合器壳体，上盖，发动机缸体等四大系列产品。主要为一、二汽提供配套服务。
China heavy-duty automobile gearbox body, clutch shell, gearbox top cover, automobile engine organism, etc four. Offer service for one the second automobile Factory.
汽车变速箱箱体零件的主要加工表面是平面及孔系。
The main machining surface of the car gearbox parts is the plane and a series of hole.
基准选择以变速箱箱体的输入轴和输出轴的支承孔作为粗基准，以顶面与两个工艺孔作为精基准。
The reference is chosen tobe the base of the input shaft and the output shaft of the gearbox, and the top and the two technological holes are used as the reference.
在低速重载工况下，得出副变速箱箱体结构点的瞬态受力曲线，并以此曲线作为后续瞬态有限元分析的载荷输入。
Then under the low speed condition, the force curves of the bearing were obtained and used as the load for the finite element transient analysis.
在低速重载工况下，得出副变速箱箱体结构点的瞬态受力曲线，并以此曲线作为后续瞬态有限元分析的载荷输入。
Then under the low speed condition, the force curves of the bearing were obtained and used as the load for the finite element transient analysis.
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