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一、构造及使用方法 SD-5型手动冷镦器(图1)由偏心轴,镦头活塞、夹具、壳体及小车架五部分组成。其构造见图2。
First, the structure and use of SD-5 type manual cold heading device (Figure 1) consists of an eccentric shaft, hammer piston, clamps, shell and frame of five parts. Its structure is shown in Figure 2.