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电话机 外壳 注塑 设计 底座 模具设计 17 CAD 图纸 PDF

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中北大学分校毕业设计（论文）摘 要:分析了电话机外壳下盖的塑件工艺特点。介绍了电话机外壳下盖注射成型结构及模具的工作过程和电话机外壳下盖注射模具结构的设计方法。分析了模芯零件的选材、热处理、下盖的塑件的机构要素，塑件的尺寸公差和精度选择。此电话机外壳注射设计特点是：点浇口形式的双分型面的注射模,采用斜杆导滑的斜滑块分型抽芯机构。关 键 字 ：电话机外壳下盖；滑块； 注射模具Abstract Analyzed under the telephone outer covering to cover models the craftcharacteristic. Introduced under the telephone outer covering coversthe injection to take shape the structure and the mold work processand underthe telephone outer covering covers the injection moldstructure the design method. Analyzed the mold core componentsselection, the heat treatment, under has covered models theorganization essential factor, modelled the size common difference andthe precision choice. This telephone outer covering injection designcharacteristic is: Runner form duplex profile injection mold,Uses the strut to lead the slippery slanting slide minute to pull outthe core organization.Keywords : Under the telephone