Large outer hexagon bolt blank hot forging and stamping mould
A hexagonal, hot forging technology, used in forging/pressing/hammer devices, forging/pressing/hammering machinery, manufacturing tools, etc. Mold shrinkage, the effect of suppressing the generation of oxide layers
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[0015] detailed description
[0016] The present invention will be further described below in conjunction with the drawings and specific embodiments.
[0017] See figure 1 , figure 2 , image 3 with Figure 4 As shown, the hot forging die for the large-scale outer hexagonal bolt blank of the present invention includes an upper template 1, an upper die backing plate 2, an upper fixing plate 3, an elastic body 4, an upper forming plate 5, an upper punch 6, a first forming plate 7, The second forming plate 8, the mandrel cover plate 9, the auxiliary mandrel cover plate 10, the lower mold backing plate 11, the lower mold plate 12, the mandrel 13, the auxiliary mandrel 14 and the auxiliary plate 15, the upper mold plate 1, the upper mold The backing plate 2, the upper fixing plate 3, the elastic body 4, and the upper forming plate 5 are sequentially connected by a combination screw 18. The first forming plate 7, the second forming plate 8, the mandrel cover plate 9, and the auxiliary...
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