Design of Injection Mold for Bumper Material Rack Tray Elastic Support

1 Bumper material rack tray elastic support Elastic support plastic part of a bumper rack tray is shown in Figure 1, which is composed of two parts of tubular features: a tube structure with inclined holes and a tube structure with a spiral pattern on outer wall. Centerline of inclined hole forms a certain angle with centerline of bell mouth. Length of plastic part is 156 mm, width is 36 mm, and…

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