3、igned.Thistopic came from the technology capability of product, the structure of the mold embar-ks, the pours system, the injection molding system and the related parameter examina-tion, the mold took shape the partial structures, the against system, the cooling
4、 system all had the detailed design, at the same time , the processing craft of the mold were si-mply established.AutoCADdrawingsbydrawing.throughcarefuldesignandcalculate,designedtofindinformationtowritepapers.Thispaperdesignrechargeableflashlightcasing,itisaga