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錫焊技術 烙鐵焊 波峰焊 PowerPoint PPT Presentation


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錫焊技術 烙鐵焊 波峰焊 . 9.3 烙鐵焊 (P154-158). 作用: ( P154) ˙機械自動焊後焊接面的修補及加強焊 ; ˙整機組裝中各部件裝聯焊接 ; ˙產量很小或單件生產產品的焊接 ; ˙溫度敏感的元器件及有特殊抗靜電要求的元器件焊接 ; ˙作為產品設計人員及維修人員的焊接工具 ; . 9.3.1 工具的選擇 (P155) 普通電烙鐵. 手槍式電烙鐵. 自動溫控或自動斷電式 :. 9.3.2 烙鐵頭的特性 (P155-156) 1. 溫度

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錫焊技術 烙鐵焊 波峰焊

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9 3 p154 158

9.3 (P154-158)

P154

;

;

;

;

;


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9.3.1 (P155)


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  • :


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9.3.2 (P155-156)

1.

330370,,

240250


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2.(P156)

SMA


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3.


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9.3.3 (P156)

,50-60%,,55%,MAR

0.5-2.4mm8

,


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9.3.4 (P157)

1.

()

(150),

5-10mm


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2.P157


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3. (P158)

(1)

45;


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(2)


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15<<45


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(3)(P158)


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2

()


9 4 p158 wave soldering

9.4 (P158)Wave Soldering)


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/

9.4.1 (P159)


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/


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9.4.2 (P159-160)

1.:

(1)(P160)


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(2)(P160)

, 90-- 110


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245


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(3)(P160)

35


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2. (P160-162)

(1)0.810.83Kg/m3

1


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(2)10010

,


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(3)245

1835065


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(4)3-5

(),


5 2 3

(5) (2/3);


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(6)5-7

PCB,


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,V2V3

,V2V3

,

V2=V3


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3.(P162)


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(1) (P162-163)


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