第一章:模具钢及塑料性能 ···················································································································· 5
1.1 塑料模具常用钢材 ······························································································································ 6
1.2 常用塑料模具钢选用 ·························································································································· 8
1.3 常用模具配件模具钢选用 ·················································································································· 9
1.4 收缩率 ················································································································································ 11
1.5 常用塑料的壁厚值(MM ) ············································································································· 13
1.6 常用塑料拔模角度 ···························································································································· 13
第二章:模具设计基础 ····························································································································· 15
2.1 模具设计思路 ···································································································································· 15
2.2 模具设计先后顺序 ···························································································································· 15
2.3 模具部专用名词 ································································································································ 15
2.4 模具零件名词定义 ···························································································································· 16
2.4.1 模架部分 ········································································································································· 16
1 、隔热板 ······································································································································· 16
2 、上固定板 ··································································································································· 16
3 、热流道板 ··································································································································· 16
4 、母模板 ······································································································································· 16
5 、公模板 ······································································································································· 16
6 、上顶针板 ··································································································································· 16
7 、下固定板 ··································································································································· 16
8 、脚垫 ··········································································································································· 16
9 、司筒固定板 ······························································································································· 16
10 、下固定板 ································································································································· 16
11 、导柱/ 导套 ································································································································ 16
12 、顶板导销(EGP ) ··················································································································· 16
13 、回位销 ····································································································································· 16
14 、强制回位螺丝 ························································································································· 16
15 、导销(DP ) ····························································································································· 16
16 、支撑柱 ····································································································································· 17
17 、限位柱 ····································································································································· 17
2.4.2 模仁部分 ········································································································································· 17
1 、母模仁 ······································································································································· 17
2 、公模仁 ······································································································································· 17
3 、公模入子 ··································································································································· 17
2.4.3 滑块部分 ········································································································································· 18
1 、滑块座 ······································································································································· 18
2 、滑块入子 ··································································································································· 18
3 、滑块束块 ··································································································································· 18
4 、滑块压块 ··································································································································· 18
5 、滑块底部耐磨块 ······················································································································· 18
6 、滑块背部耐磨块 ······················································································································· 18
7 、斜导柱 ······································································································································· 18
8 、斜道柱固定块 ··························································································································· 18
9 、滑块挡块 ··································································································································· 18
2.4.4 浇道部分 ········································································································································· 18
1 、定位环 ······································································································································· 18
2 、灌嘴 ··········································································································································· 19
3 、热流道系统 ······························································································································· 19
4 、节流阀 ······································································································································· 19
2.4.5 斜顶部分 ········································································································································ 19
1 、斜销 ··········································································································································· 19
2 、斜销拉杆 ··································································································································· 20
3 、斜销导向块 ······························································································································· 20
4 、斜销座 ······································································································································· 20
5 、圆顶针 ······································································································································· 20
6 、扁顶针 ······································································································································· 20
7 、司筒 ··········································································································································· 20
2.4.6 水路部分 ········································································································································· 21
1 、“O” 型环 ··································································································································· 21
2 、水管接头 ··································································································································· 21
3 、止水栓 ······································································································································· 21
2.4.7 零配件 ············································································································································· 21
1 、模仁束块 ··································································································································· 21
2 、锁模块 ······································································································································· 21
3 、零度束块 ··································································································································· 21
4 、锥度束块 ··································································································································· 21
5 、平衡块 ······································································································································· 22
6 、早回机构 ··································································································································· 22
2.4.8 标准零配件 ····································································································································· 22
1 、弹簧 ··········································································································································· 22
2 、微动开关 ··································································································································· 23
3 、计数器 ······································································································································· 23
4 、日期章 ······································································································································· 23
2.4.9 螺丝 ················································································································································· 23
1 、内六角螺丝 ······························································································································· 23
2. 、平头螺丝 ·································································································································· 23
3 、波珠螺丝/ 钢珠螺丝 ·················································································································· 23
4 、无头螺丝 ··································································································································· 23
第三章:模仁结构 ·································································································································· 24
3.1 分形面 ················································································································································ 24
3.1.1 高低落差 ································································································································ 24
3.1.2 分型面之斜面与曲面 ············································································································ 24
3.1.3 侧面与插槽 ···························································································································· 24
3.1.4 侧面有柱位 ···························································································································· 25
3.1.5 碰穿 ········································································································································ 25
3.1.6 插穿 ········································································································································ 26
3.2 分形面设计的要求 ···························································································································· 26
3.3 拔模 ··················································································································································· 26
3.4 壁厚 ···················································································································································· 26
3.5 骨位 ···················································································································································· 26
3.6 火山口画法 ······································································································································· 27
3.7 尖角与薄片 ········································································································································ 27
3.8 粘模 ···················································································································································· 27
3.9 出模可行性 ········································································································································ 27
3.10 外观要求 ·········································································································································· 27
第四章:模仁设计要求 ·························································································································· 28
4.1 基准设计 ············································································································································ 28
4.2 型腔布局 ············································································································································ 28
4.2 缩呵避空 ············································································································································ 29
4.3 模仁虎口 ············································································································································ 29
4.4 镶件设计 ············································································································································ 29
4.5 镶件常规的固定方式 ························································································································ 31
4.6 常规镶件设计 ···································································································································· 33
4.6.1 省模镶件设计 ························································································································ 34
4.6.2 止口镶件设计 ························································································································ 34
4.6.3 镶针设计 ································································································································ 34
4.6.4 省料镶件设计 ························································································································ 35
4.6.5 同心镶件设计 ························································································································ 35
4.6.6 模仁镶件设计 ························································································································ 35
4.7 枕位设计 ············································································································································ 36
4.8 分形面避空 ········································································································································ 36
4.9 模仁排气 ············································································································································ 36
4.9.1 分型面排气 ···························································································································· 36
4.9.2 顶针排气 ································································································································ 37
4.9.3 镶件排气 ································································································································ 37
4.9.4 导套排气槽: ··························································································································· 37
4.9.5 尼龙胶钉排气孔 ···················································································································· 38
4.9.6 细水口流道排气 ···················································································································· 38
第五章:模具订料 ····································································································································· 39
5.1 模具排位 ············································································································································ 39
5.1.1 制品到精框边的距离: ··········································································································· 39
5.2 订模胚 ················································································································································ 39
5.3 订料原则: ··········································································································································· 40
5.4 其它设计要求 ··························································································································· 40
第六章:辅助标准件设计 ························································································································· 41
6.1 边锁与精定位设计参数 ···················································································································· 41
6.2 中托司设计参数 ································································································································ 41
6.3 回针\ 护针设计参数··························································································································· 42
6.4 弹簧设计参数 ···································································································································· 42
6.5 运输块设计参数 ································································································································ 43
6.6 平行块设计参数 ································································································································ 43
6.6 方铁设计参数 ···································································································································· 43
6.7 顶棍孔设计参数 ································································································································ 44
6.8 吊模孔设计参数 ································································································································ 44
6.9 支撑柱设计参数 ································································································································ 44
6.10 垃圾钉设计参数 ······························································································································ 45
6.11 日期章设计参数 ······························································································································ 45
6.12 尼龙胶塞设计参数 ·························································································································· 45
6.13 弹弓胶: 设计参数 ····························································································································· 46
6.14 螺丝设计参数 ·································································································································· 46
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