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一连杆锤上模锻的工艺分析495弯头连杆是柴油发动机上的一个重要零件。图1所示是锻件图.主要技术要求为: 1.表面缺陷深度为实际加工余量的一半,非加工表面不大于46mm,不允许有裂纹、折迭焊补。 2.纵剖面金属宏观组织的纤维
A link hammer forging process analysis 495 elbow link is a diesel engine is an important part. The forgings are shown in Figure 1. The main technical requirements are as follows: 1. The depth of the surface defect is half of the actual machining allowance, the non-machined surface is not greater than 46mm, and no crack or fold welding is allowed. 2. Longitudinal section metal macrostructure of the fiber