机械5

充电器盒盖塑料注射模设计 摘要 根据充电器盒盖塑料制品的要求，了解塑件的用途，分析塑件的工艺性、尺寸精度等技术要求，考量塑件制件尺寸。本模具采用一模两腔，大水口搭底进料，注射机采用海天HTF300XB型号，设置冷却系统，CAD和UG绘制二维总装图和零件图，选择模具合理的加工方法。附上说明书，系统地运用简要的文字，简明的示意图和和计算等分析塑件，从而作出合理的注射模具设计。 关键字：充电器盒盖；一模两腔；注射机；海天HTF300XB；冷却系统；注射模具 Abstract Accordi
ng to the requireme
nts of the plastic products of the charger box cover, the use of the plastic parts is u
nderstood, the tech
nical requireme
nts of the plastic parts, such as the tech
nological a
nd dime
nsio
nal precisio
n are a
nalyzed, a
nd the size of the parts of the plastic parts is measured. This mold adopts the first mock exam two chamber, a bottom gate feedi
ng, i
njectio
n machi
ne adopts the Haitia
n HTF300XB model, set cooli
ng system, CAD a
nd UG drawi
ng two-dime
nsio
nal assembly a
nd parts drawi
ng, choose the reaso
nable processi
ng method of mould. A brief descriptio
n, co
ncise illustratio
n a
nd calculatio
n are used to a
nalyze the plastic parts, so that a reaso
nable i
njectio
n mold desig
n ca
n be made. Keywords: charger cover; the first mock exam two cavity; i
njectio
n machi
ne; the cooli
ng system of i
njectio
n mould; HTF300XB; 目录 摘要I Abstract II 第一章绪论1 第二章注塑工艺分析及成型方法2 2.1充电器盒盖塑件分析2 2.1.1材料分析3 2.1.2塑件的结构及成型工艺分析3 2.2材料ABS的注射成型过程及工艺参数4 2.2.1注射成型过程4 2.2.2材料ABS的注塑成型参数4 2.2.3材料ABS性能5 第三章注塑模具结构设计7 3.1拟定模具结构设计7 3.1.1分型面位置的确定7 3.1.2确定型腔数量及排列方式8 3.1.3模具结构形式的确定8 3.1.4注射机型号的确定9 3.1.5注塑机的参数较核11 3.2浇注系统、关键零部件设计12 3.2.1浇注系统形式和浇口的设计12 3.2.2成型零件设计15 3.2.3排气系统的设计16 3.2.4温度调节系统设计17 3.2.5脱模机构的设计19 第四章总结24 4.1模具设计过程体会24 4.2设计存在问题及解决设想24 参考文献25 致谢26