
模概CH6-3
Quiz
•
Professional Development
•
12th Grade
•
Practice Problem
•
Medium
mege mege
Used 1+ times
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
模具廠技術員王先生發現模具冷卻效果不佳,需更換可封閉管路的零件,他應選用下列哪一種?
Answer explanation
管塞可用來封閉不使用的冷卻管路。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
林工程師設計模具時需防止冷媒從模板接合處洩漏,最適當的配件為?
Answer explanation
O形環裝於接合處凹槽內可有效防止冷媒洩漏。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
模具加熱需求達130°C,應使用哪一種模溫機?
Answer explanation
油循環式模溫機可用於85~150°C的範圍。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某公司使用冷卻水降溫至8°C時,應加入哪種物質以避免水結冰?
Answer explanation
乙二醇乙酯可降低冷卻水的凝固點。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若模具冷卻效率不佳,冷媒未有效接觸管壁,應採何種方式改善?
Answer explanation
提升流速可使冷媒產生亂流,增加熱交換效率。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
為提升高溫塑膠模具的溫度至180°C,最適合的加熱方式為?
Answer explanation
180°C已超出油循環機範圍,需使用電熱器。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
模溫機接收到感測器傳送的溫度訊號,主要用途為?
Answer explanation
模溫機依感測器讀值調整冷媒的流量與溫度。
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