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楔块是金属支柱上的重要锻件之一(图1),我局每年需用量为十几万件。兄弟厂的楔块锻件是在一吨模锻锤上成形,用滚边机滚两个小边,再用250吨冲床冷切边。我厂
Wedges are one of the most important forgings on metal pillars (Figure 1). Brother plant wedge forging pieces are formed in a ton of forging hammer, roller trimmer roll two small sides, and then 250 tons of cold cutting edge punch. my factory