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02沖床與沖模

Authored by 許 俊偉

Instructional Technology

9th - 12th Grade

02沖床與沖模
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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膨脹加工是將材料沿直徑的方向拉伸,以成型空心工件的內部成型工作。

2.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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沖壓加工所使用的模具,設計、製造容易,故成本較低。

Answer explanation

設計、製造不易。

3.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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當拉應力已超過材料最大強度,材料則是處於剪斷期。

4.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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沖壓加工最大的優點就是適合大批量的生產,生產成本得以降低。

5.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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沖床能力:指沖床滑塊接近其衝程下死點時所產生之最大力量,通常以噸表示。

6.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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將板狀或條狀金屬,置於事先設計好的模具中施以外力,使材料達到塑性變形或破壞的程度,即為沖壓加工。

7.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

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衝擊擠製法是對材料施加由外向內的壓力,以迫使材料增加直徑的方法。

Answer explanation

減少直徑。

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