Integral extrusion forming method of complex inner ring rib of light alloy shell
An extrusion forming, light alloy technology, applied in the direction of metal extrusion dies, etc., can solve the problems of difficulty in accurate realization, material loss, ejection, stuck, etc., and achieves the effect of simple processing, production cost saving, and processing cost reduction.
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[0029] The present invention discloses a method for integral extrusion forming of complex inner ring ribs of light alloy shells, the method relates to a die for integral extrusion forming of complex inner ring ribs of light alloy shells, such as Figure 1-4As shown, it includes an upper mold assembly connected with the upper structure of the press, an inner support structure assembly and a lower mold assembly connected with the lower structure of the press, the lower mold assembly includes a die 11 for accommodating a light alloy cylindrical part 17, the upper The die assembly comprises a punch 4 descending to extrude a cylindrical member 17 of light alloy.
[0030] The upper mold assembly also includes an upper template 1 and an upper mold backing plate 2 connected to the upper workbench of the press. The upper template 1 is assembled on the upper workbench of the press with fastening bolts. The upper template 1 , the upper mold backing plate 2 and the punch 4 are assembled ...
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