Extrusion forming method of thin-walled near-contour mountain-shaped light alloy component
An extrusion forming, light alloy technology, applied in the direction of metal extrusion dies, etc., to achieve the best comprehensive mechanical properties, reduce extrusion force, and prevent axial instability.
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[0047] A method for extrusion forming of thin-walled light alloy components with nearly equal heights disclosed by the present invention, see Figure 1-18 , including an upper mold assembly connected to the upper structure of the press, a lower mold assembly connected to the lower structure of the press, an ejector device, a feeding device, fixed and movable components.
[0048] Such as figure 1 and figure 2 As shown, the upper mold assembly includes an upper template 12 connected to the upper workbench of the press, a punch retaining ring 10 connected to the upper template, and interchangeable first pass punches 9 and second pass punches. Punch 19; the lower end of the first pass punch 9 passes through the middle of the punch retaining ring 10, the upper end of the first pass punch 9 is assembled with the punch retaining ring 10, and the punch retaining ring 10 passes through the upper The inner hexagon bolt 11 is assembled on the upper template 12, and the upper template ...
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