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课程设计 方便饭盒上盖注塑模具的设计，附CAD图
目录
1、课程设计任务书 ..................................................................1
2、塑件制品及说明 ..................................................................2
3、设计计算内容及步骤 ..............................................................3
1）塑件设计 ......................................................................3
A、塑料品种 ......................................................................3
B、外观要求 ......................................................................3
C、壁厚及制件体积计算 ............................................................3
D、脱模斜度 ......................................................................4
2）成型工艺设计.....................................................................4
3）模具结构设计 ..................................................... ..............4
4）设计计算 ............................................................ ...........4
A、成型零件的工作尺寸计算 .............................................. .........4
B、型腔及模板的刚度及强度计算 ....................................... ............5
C、浇注系统设计计算 ..............................................................6
D、脱模阻力计算 ..................................................................6
E、模具冷却水道设计计算 ..........................................................7
5）注射机的选择 ....................................................................7
A、最大注射量校核 ................................................................7
B、注射压力校核 ..................................................................8
C、锁模力校核 ....................................................................8
D、流动比校核 ....................................................................8
E、开模行程及顶出行程校核.........................................................8
6）模具与注射机安装模具部分相关尺寸的校核 ........................................8
A、喷嘴尺寸 ......................................................................9
B、定位圈尺寸 ....................................................................9
C、最大及最小模厚 ................................................................9
D、模板螺孔尺寸 ..................................................................9
E、拉杆内间距 ....................................................................9
7) 模具材料的选择 . ..............................................................9
8) 编制模具零件机械加工及装配工艺方案 .................... .......................9
4、参考书目及文献 ...................................................................9