模具专业英语 习题答案 作者 黄星 20207参考答案.docVIP

《模具专业英语》 黄星 第一单元 模具和铸模Exercise 1 1. F 2. F 3. F 4. T 5. T Exercise 2 1. 原料2. release agent 3. 批量生产4. cycle time 5. 模具拆除机 6. core pull7. 气喷装置8. guide pin 9. 支撑模板10. ejector plate Exercise 3 1. cam 2. cycle time 3. coin dies 4. raw materials 5. release agent 6. parallels 7. mass production 8. cavity 9. air blast 10. mold Exercise 4 1. high speed and fully automatic 2. operating cycle of a certain length 3. quality of dies and molds 4. speeding up mold automation 5. computerized equipment Exercise 5 线模优势与劣势线模通常是手或具。形或金属每个往是一个。手（人）线通常适于生产零部件或那些过大和。几个线模通常可以放在一个。这使把零件模具。线模被放在被称为串联线（图1）。有些线模优点是：成本低于更复杂的模具。可以定时运行简单如有必要或机器人旋转轴。这更复杂的几何。，线模共同的缺点是如它们需昂贵的机器人或人。Exercise 6 1. E 2. G 3. A 4. I 5. B 6. D 7. J 8. C 9. F 10. H 11. N 12. M 13. P 14. L 15. K Exercise 7 1. L1.0 2. G91 3. X+2 4. Z+5 Exercise 8 1. Two main types of defects: surface defects and form defects. 2. By simply cleaning the die or tool surface before stamping. 3. It is contaminated die or tool faces. 4. Because they are process-related and are caused by the forming process. 5. By controlling process variables and incoming sheet coil properties. 第二单元 模具材料Exercise 1 1. T 2. F 3. T 4. T 5. F Exercise 2 1. 运行情况 2. yield strength 3. 冲压材料 4. computing power 5. 抗拉强度 6. material capability 7. 物理行为 8. original performance 9. 拉伸试验 10. first modification Exercise 3 1. Physical behavior 2. tensile strength 3. operating condition 4. friction 5. lubrication 6. computing power 7. tryout 8. specification 9. Yield strength 10. Kinematics Exercise 4 1. molds must satisfy a great of requirements 2. molds can be made from a very broad range of materials 3. the selection of the mold material is not only a question of material properties, but also that the methods used to produce the mold 4. standard materials are used in mold making 5. are almost completely absent Exercise 5 压力机拉深垫优势和劣势许多垫，包括和。有些防皱压板冲击负荷，有些可以调整施加。液压垫压料圈可产生巨大力延伸，如和外门板。通常情况下低碳钢，统一。但是，如果被损坏弯曲或，压料就会发生偏，压料圈，并可能造成控制金属的损失。只要良好，的。图1显示典型的。图2显示发生的。优势● 压力机坐垫是通用的，可用于