塑料成型工艺及注塑模具设计专业英语2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载

塑料成型工艺及注塑模具设计专业英语PDF格式电子书版下载

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Introduction1

1 Injection Molding Plastics注射成型用塑料2

1.1 Polymers高聚物2

1.1.1 Configuration of Polymers高聚物的结构3

1.1.2 Architecture of Thermoplastic Polymers热塑性塑料的结构5

1.1.3 Thermal Behavior of Polymers高聚物的热性能6

1.2 Plastic Material塑料9

1.2.1 Composition of Plastics塑料的组成9

1.2.2 Classification塑料的分类10

1.2.3 Thermoplastics and Thermosetting Polymers热塑性塑料与热固性塑料11

1.3 Thermoplastic Elastomer热塑性弹性体23

1.3.1 Essential Characteristics of Thermoplastic Elastomers热塑性弹性体的特性24

1.3.2 Types of Thermoplastic Elastomer热塑性弹性体的种类24

1.3.3 Processing of Thermoplastic Elastomer热塑性弹性体的成型25

1.4 Injection Molding Shrinkage注射成型过程中塑料的收缩25

1.5 Crystallization of Polymers高聚物的结晶27

1.5.1 Crystallizability of Polymers高聚物的结晶性27

1.5.2 Effect of Polymer Structure on Crystalline高聚物结构对结晶性的影响28

1.5.3 The Degree of Crystallization结晶度29

1.5.4 Properties of Crystalline Polymers结晶高聚物的特性31

1.6 Drying Plastic Material原料的干燥32

思考与练习33

专题讨论34

“嵌入”式课题34

2 Workpiece Design for Injection Molding注塑成型的制品设计35

2.1 Draft Angle脱模斜度36

2.2 Nominal Wall Thickness公称壁厚37

2.3 Ribs， Bosses and Gusset Design加强筋、凸台、角支承的设计40

2.4 Radiusing the Workpiece圆角过渡44

2.5 Hole Design孔的设计45

2.6 Undercuts Design侧孔与侧凹49

2.7 Lip and Bearing Face Design边框和支承面的设计53

2.8 Thread Design螺纹的设计54

2.9 Inserts Design嵌件的设计61

2.10 Design of Letters and Decorative Pattern塑料制品上的文字及图案的设计66

2.11 Hinge Design塑料制品上铰链的设计68

2.12 Gear Design齿轮设计69

2.13 Designing with Weld Lines有熔合痕的塑料制品的设计70

思考与练习71

专题讨论71

“嵌入”式课题72

3 Injector and Typical Structure of Injection Molds注射机及典型模具结构73

3.1 Injector Styles注塑机的形式74

3.2 Injection Molding Process注塑过程79

3.2.1 Plasticizing and Injection System塑化及注射系统80

3.2.2 Clamping System合模系统84

3.2.3 Ejecting Unit推出机构86

3.2.4 Electric and Hydraulic Control System电液控制系统87

3.3 Typical Structure of Injection Molds典型模具结构87

3.3.1 Technical Terminology of Injection Mold注射模具零件的专业名称88

3.3.2 Classification According to the Number of Molds Parting-line根据分型面的数量分类89

3.3.3 Classification According to Structure of Molds根据模具结构分类93

思考与练习99

专题讨论99

“嵌入”式课题一99

“嵌入”式课题二99

4 Runner System of Injection Molds注射模具的浇注系统100

4.1 Rheology of Runner System浇注系统的流变学101

4.1.1 Newtonian Fluids牛顿流体101

4.1.2 Ostwald-de Waele Relationship奥斯特瓦尔德-德沃尔幂律关系101

4.1.3 Pseudoplastic Fluids假塑性流体102

4.1.4 Dilatant Fluid膨胀流体103

4.1.5 Rheology of Runner System浇注系统中的流变学103

4.2 The Runner System浇注系统104

4.2.1 Sprue主浇道105

4.2.2 Cold Slug Well冷料穴106

4.2.3 Cold Runner Systems冷浇道浇注系统中分浇道的设计107

4.2.4 Hot Runner Systems热流道浇注系统中分浇道的设计110

4.3 The Gates and Design浇口的设计114

4.3.1 Pinpoint Gate点浇口114

4.3.2 Submarine Gate （Tunnel Gate）潜伏式浇口116

4.3.3 Edge Gate侧浇口117

4.3.4 Fan Gates扇形浇口119

4.3.5 Flash Gate （Wide Inlet）平缝式浇口120

4.3.6 Ring Gate and Diaphragm Gate环状浇口与盘状浇口120

4.3.7 Umbrella Gate轮辐式浇口122

4.3.8 Unguiculate Gate爪形浇口123

4.3.9 Tab Gates护耳式浇口123

4.3.10 Direct Gate （Sprue Gate）直接浇口124

4.3.11 Multiple Gates （Multi-gate）多浇口127

4.4 Dimension of Runner System and Location Gate浇注系统尺寸及浇口位置127

4.4.1 Dimension of Runner System浇注系统的尺寸127

4.4.2 Location and Type of Gate浇口位置和形式的选择128

思考与练习134

专题讨论135

“嵌入”式课题135

5 Forming Parts of Injection Molds成型零件的设计136

5.1 The Projected Area and Clamping Force投影面积和锁模力136

5.2 The Shape and Position of Parting Line分型面的形状及位置137

5.2.1 The Shape of Parting Line分型面的形状137

5.2.2 The Position of Parting Line分型面的位置137

5.3 Arrangement of Cavities in the Mold型腔布置140

5.4 Venting in the Injection Mold排气槽的设计142

5.5 Mold Wear模具的磨损143

5.6 Mold Temperature Control注射模具的温度控制144

5.6.1 Cooling Line Positioning冷却水孔的位置146

5.6.2 Cooling Channel Schemes冷却水道147

思考与练习148

专题讨论148

“嵌入”式课题148

6 Guider and Ejector of Injection Molds注射模的导向与推出机构149

6.1 Methods for Guiding Injection Molds注射模的导向方式149

6.2 Design of Residual Material Retaining and Ejecting Elements浇注系统凝料的推出及推出零件152

6.2.1 Ejecting Residual from Two-Plate Mold两板式模具结构中浇注系统凝料的推出152

6.2.2 Ejecting Residual Material from Three-Plate Mold三板式模具中凝料的推出155

6.3 WorkpieceEjection Systems制品的推出机构159

6.3.1 ConventionalEjector简单推出机构159

6.3.2 Two-stepEjection Systems二级推出机构168

6.3.3 Ejection in Opposite Direction双向推出机构177

6.3.4 Injection Mold Opening Sequence （along Two Planes）顺序推出机构181

6.3.5 Unscrewing of the Thread-forming Workpiece带螺纹制品的推出186

思考与练习196

专题讨论196

“嵌入”式课题197

7 Molds with Undercut-forming Side Inserts侧向分型抽芯机构198

7.1 Manual Actuation of Undercut-forming Side Inserts手动抽芯机构198

7.1.1 Pulling out the Undercut-forming Pin by an Eccentric Disc利用偏心轮抽芯199

7.1.2 Pulling out the Side Pins by a Spindle手动旋转螺纹芯轴实现抽芯199

7.2 Automatic Actuation of Undercut-forming Side Inserts机动抽芯机构200

7.2.1 Undercut-forming Side Inserts with the Inclined Guide Pin斜导柱-滑块抽芯机构200

7.2.2 Actuation of Undercut-forming Side Insert by a Guide Bar弯销-滑块抽芯机构209

7.2.3 Cam within Groove and Slider斜导槽-滑块抽芯机构211

7.2.4 Wedge Inserts斜滑块抽芯机构212

7.2.5 Actuation of Undercut-forming Side Insetrs by the Gear and Rack齿轮-齿条抽芯机构220

7.2.6 Undercut-forming Side Inserts with Pneumatic or Hydraulic Cylinders液压或气动抽芯机构222

思考与练习223

专题讨论223

“嵌入”式课题223

8 Injection Molding Problems and Solutions成型中的问题及应对措施224

8.1 Nozzle Drool流延224

8.2 Nozzle or Hot Tip Freeze-off喷嘴的冻结225

8.3 Blush at the Gate浇口痕迹225

8.4 Brittleness of Workpieces脆裂225

8.5 Burn Marks烧焦痕227

8.6 Delamination分层227

8.7 Dimensional Stability尺寸稳定性228

8.8 Ejector Pin Push Marks顶出痕229

8.9 Flashing溢边（溢料）230

8.10 Gloss光泽231

8.11 Jetting喷射痕232

8.12 Short Shot欠注232

8.13 Sink Marks缩痕、凹陷232

8.14 Splay Marks银丝234

8.15 Voids孔洞234

8.16 Warpage翘曲235

8.17 Weld or Knit Lines熔合痕236

思考与练习236

专题讨论236

“嵌入”式课题一236

“嵌入”式课题二237

相关专业词汇238

参考文献265