方便飯盒上蓋畢業(yè)設(shè)計(jì)全套
- 文件介紹：
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- 1、課程設(shè)計(jì)任務(wù)書 ..................................................................1
2、塑件制品及說明 ..................................................................2
3、設(shè)計(jì)計(jì)算內(nèi)容及步驟 ..............................................................3
1）塑件設(shè)計(jì) ......................................................................3
A、塑料品種 ......................................................................3
B、外觀要求 ......................................................................3
C、壁厚及制件體積計(jì)算 ............................................................3
D、脫模斜度 ......................................................................4
2）成型工藝設(shè)計(jì).....................................................................4
3）模具結(jié)構(gòu)設(shè)計(jì) ..................................................... ..............4
4）設(shè)計(jì)計(jì)算 ............................................................ ...........4
A、成型零件的工作尺寸計(jì)算 .............................................. .........4
B、型腔及模板的剛度及強(qiáng)度計(jì)算 ....................................... ............5
C、澆注系統(tǒng)設(shè)計(jì)計(jì)算 ..............................................................6
D、脫模阻力計(jì)算 ..................................................................6
E、模具冷卻水道設(shè)計(jì)計(jì)算 ..........................................................7
5）注射機(jī)的選擇 ....................................................................7
A、最大注射量校核 ................................................................7
B、注射壓力校核 ..................................................................8
C、鎖模力校核 ....................................................................8
D、流動(dòng)比校核 ....................................................................8
E、開模行程及頂出行程校核.........................................................8
6）模具與注射機(jī)安裝模具部分相關(guān)尺寸的校核 ........................................8
A、噴嘴尺寸 ......................................................................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、拉桿內(nèi)間距 ....................................................................9
7) 模具材料的選擇 . ..............................................................9
8) 編制模具零件機(jī)械加工及裝配工藝方案 .................... .......................9
4、參考書目及文獻(xiàn) ...................................................................
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