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Introduction

1 Injection Molding Plastics注射成型用塑料

1.1 Polymers高聚物

1.1.1 Configuration of Polymers高聚物的結(jié)構(gòu)

1.1.2 Architecture of Thermoplastic Polymers熱塑性塑料的結(jié)構(gòu)

1.1.3 Thermal Behavior of Polymers高聚物的熱性能

1.2 Plastic Material塑料

1.2.1 Composition of Plastics塑料的組成

1.2.2 Classification塑料的分類

1.2.3 Thermoplastics and Thermosetting Polymers熱塑性塑料與熱固性塑料

1.3 Thermoplastic Elastomer熱塑性彈性體

1.3.1 Essential Characteristics of Thermoplastic Elastomers熱塑性彈性體的特性

1.3.2 Types of Thermoplastic Elastomer熱塑性彈性體的種類

1.3.3 Processing of Thermoplastic Elastomer熱塑性彈性體的成型

1.4 Injection Molding Shrinkage注射成型過程中塑料的收縮

1.5 Crystallization of Polymers高聚物的結(jié)晶

1.5.1 Crystallizability of Polymers高聚物的結(jié)晶性

1.5.2 Effect of Polymer Structure on Crystalline高聚物結(jié)構(gòu)對(duì)結(jié)晶性的影響

1.5.3 The Degree of Crystallization結(jié)晶度

1.5.4 Properties of Crystalline Polymers結(jié)晶高聚物的特性

1.6 Drying Plastic Material原料的干燥

思考與練習(xí)

專題討論

"嵌入"式課題

2 Workpiece Design for Injection Molding注塑成型的制品設(shè)計(jì)

2.1 Draft Angle脫模斜度

2.2 Nominal Wall Thickness公稱壁厚

2.3 Ribs, Bosses and Gusset Design加強(qiáng)筋、凸臺(tái)、角支承的設(shè)計(jì)

2.4 Radiusing the Workpiece圓角過渡

2.5 Hole Design孔的設(shè)計(jì)

2.6 Undercuts Design側(cè)孔與側(cè)凹

2.7 Lip and Bearing Face Design邊框和支承面的設(shè)計(jì)

2.8 Thread Design螺紋的設(shè)計(jì)

2.9 Inserts Design嵌件的設(shè)計(jì)

2.10 Design of Letters and Decorative Pattern塑料制品上的文字及圖案的設(shè)計(jì)

2.11 Hinge Design塑料制品上鉸鏈的設(shè)計(jì)

2.12 Gear Design齒輪設(shè)計(jì)

2.13 Designing with Weld Lines有熔合痕的塑料制品的設(shè)計(jì)

思考與練習(xí)

專題討論

"嵌入"式課題

3 Injector and Typical Structure of Injection Molds注射機(jī)及典型模具結(jié)構(gòu)

3.1 Injector Styles注塑機(jī)的形式

3.2 Injection Molding Process注塑過程

3.2.1 Plasticizing and Injection System塑化及注射系統(tǒng)

3.2.2 Clamping System合模系統(tǒng)

3.2.3 Ejecting Unit推出機(jī)構(gòu)

3.2.4 Electric and Hydraulic Control System電液控制系統(tǒng)

3.3 Typical Structure of Injection Molds典型模具結(jié)構(gòu)

3.3.1 Technical Terminology of Injection Mold注射模具零件的專業(yè)名稱

3.3.2 Classification According to the Number of Molds Parting-line根據(jù)分型面的數(shù)量分類

3.3.3 Classification According to Structure of Molds根據(jù)模具結(jié)構(gòu)分類

思考與練習(xí)

專題討論

"嵌入"式課題一

"嵌入"式課題二

4 Runner System of Injection Molds注射模具的澆注系統(tǒng)

4.1 Rheology of Runner System澆注系統(tǒng)的流變學(xué)

4.1.1 Newtonian Fluids牛頓流體

4.1.2 Ostwald-de Waele Relationship奧斯特瓦爾德-德沃爾冪律關(guān)系

4.1.3 Pseudoplastic Fluids假塑性流體

4.1.4 Dilatant Fluid膨脹流體

4.1.5 Rheology of Runner System澆注系統(tǒng)中的流變學(xué)

4.2 The Runner System澆注系統(tǒng)

4.2.1 Sprue主澆道

4.2.2 Cold Slug Well冷料穴

4.2.3 Cold Runner Systems冷澆道澆注系統(tǒng)中分澆道的設(shè)計(jì)

4.2.4 Hot Runner Systems熱流道澆注系統(tǒng)中分澆道的設(shè)計(jì)

4.3 The Gates and Design澆口的設(shè)計(jì)

4.3.1 Pinpoint Gate點(diǎn)澆口

4.3.2 Submarine Gate (Tunnel Gate) 潛伏式澆口

4.3.3 Edge Gate側(cè)澆口

4.3.4 Fan Gates扇形澆口

4.3.5 Flash Gate (Wide Inlet) 平縫式澆口

4.3.6 Ring Gate and Diaphragm Gate環(huán)狀澆口與盤狀澆口

4.3.7 Umbrella Gate輪輻式澆口

4.3.8 Unguiculate Gate爪形澆口

4.3.9 Tab Gates護(hù)耳式澆口

4.3.10 Direct Gate (Sprue Gate) 直接澆口

4.3.11 Multiple Gates (Multi-gate) 多澆口

4.4 Dimension of Runner System and Location Gate澆注系統(tǒng)尺寸及澆口位置

4.4.1 Dimension of Runner System澆注系統(tǒng)的尺寸

4.4.2 Location and Type of Gate澆口位置和形式的選擇

思考與練習(xí)

專題討論

"嵌入"式課題

5 Forming Parts of Injection Molds成型零件的設(shè)計(jì)

5.1 The Projected Area and Clamping Force投影面積和鎖模力

5.2 The Shape and Position of Parting Line分型面的形狀及位置

5.2.1 The Shape of Parting Line分型面的形狀

5.2.2 The Position of Parting Line分型面的位置

5.3 Arrangement of Cavities in the Mold型腔布置

5.4 Venting in the Injection Mold排氣槽的設(shè)計(jì)

5.5 Mold Wear模具的磨損

5.6 Mold Temperature Control注射模具的溫度控制

5.6.1 Cooling Line Positioning冷卻水孔的位置

5.6.2 Cooling Channel Schemes冷卻水道

思考與練習(xí)

專題討論

"嵌入"式課題

6 Guider and Ejector of Injection Molds注射模的導(dǎo)向與推出機(jī)構(gòu)

6.1 Methods for Guiding Injection Molds注射模的導(dǎo)向方式

6.2 Design of Residual Material Retaining and Ejecting Elements澆注系統(tǒng)凝料的推出及推出零件

6.2.1 Ejecting Residual from Two-Plate Mold兩板式模具結(jié)構(gòu)中澆注系統(tǒng)凝料的推出

6.2.2 Ejecting Residual Material from Three-Plate Mold三板式模具中凝料的推出

6.3 Workpiece Ejection Systems制品的推出機(jī)構(gòu)

6.3.1 Conventional Ejector簡(jiǎn)單推出機(jī)構(gòu)

6.3.2 Two-step Ejection Systems二級(jí)推出機(jī)構(gòu)

6.3.3 Ejection in Opposite Direction雙向推出機(jī)構(gòu)

6.3.4 Injection Mold Opening Sequence (along Two Planes) 順序推出機(jī)構(gòu)

6.3.5 Unscrewing of the Thread-forming Workpiece帶螺紋制品的推出

思考與練習(xí)

專題討論

"嵌入"式課題

7 Molds with Undercut-forming Side Inserts側(cè)向分型抽芯機(jī)構(gòu)

7.1 Manual Actuation of Undercut-forming Side Inserts手動(dòng)抽芯機(jī)構(gòu)

7.1.1 Pulling out the Undercut-forming Pin by an Eccentric Disc利用偏心輪抽芯

7.1.2 Pulling out the Side Pins by a Spindle手動(dòng)旋轉(zhuǎn)螺紋芯軸實(shí)現(xiàn)抽芯

7.2 Automatic Actuation of Undercut-forming Side Inserts機(jī)動(dòng)抽芯機(jī)構(gòu)

7.2.1 Undercut-forming Side Inserts with the Inclined Guide Pin斜導(dǎo)柱-滑塊抽芯機(jī)構(gòu)

7.2.2 Actuation of Undercut-forming Side Insert by a Guide Bar彎銷-滑塊抽芯機(jī)構(gòu)

7.2.3 Cam within Groove and Slider斜導(dǎo)槽-滑塊抽芯機(jī)構(gòu)

7.2.4 Wedge Inserts斜滑塊抽芯機(jī)構(gòu)

7.2.5 Actuation of Undercut-forming Side Inserts by the Gear and Rack齒輪-齒條抽芯機(jī)構(gòu)

7.2.6 Undercut-forming Side Inserts with Pneumatic or Hydraulic Cylinders液壓或氣動(dòng)抽芯機(jī)構(gòu)

思考與練習(xí)

專題討論

"嵌入"式課題

8 Injection Molding Problems and Solutions成型中的問題及應(yīng)對(duì)措施

8.1 Nozzle Drool流延

8.2 Nozzle or Hot Tip Freeze-off噴嘴的凍結(jié)

8.3 Blush at the Gate澆口痕跡

8.4 Brittleness of Workpieces脆裂

8.5 Burn Marks燒焦痕

8.6 Delamination分層

8.7 Dimensional Stability尺寸穩(wěn)定性

8.8 Ejector Pin Push Marks頂出痕

8.9 Flashing溢邊(溢料)

8.10 Gloss光澤

8.11 Jetting噴射痕

8.12 Short Shot欠注

8.13 Sink Marks縮痕、凹陷

8.14 Splay Marks銀絲

8.15 Voids孔洞

8.16 Warpage翹曲

8.17 Weld or Knit Lines熔合痕

思考與練習(xí)

專題討論

"嵌入"式課題一

"嵌入"式課題二

相關(guān)專業(yè)詞匯

參考文獻(xiàn)