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标题: pcb版翻盖座焊接教程2019.8.21 [打印本页]

作者: liyf 时间: 2019-8-21 08:12
标题: pcb版翻盖座焊接教程2019.8.21
pcb 版翻盖座焊接教程
2019.8.21
目录
一、套件简介..................................................................................................................................2
二、焊接步骤..................................................................................................................................3
1、组合座架.............................................................................................................................3
2、焊接盖板.............................................................................................................................9
3、安装磁铁吸盘...................................................................................................................11
4、粘贴盖板塑料压片...........................................................................................................12
5.1、BGA24转DIP8装探针（4*6球）.............................................................................13
5.2、BGA24转DIP8装探针（5*5球）.............................................................................15
5.3、WSON8 8mm*6mm装探针..........................................................................................17
5.4、WSON8 6mm*5mm装探针..........................................................................................19
5.5、TSOC6装探针..............................................................................................................22
6、焊排针...............................................................................................................................24
7、用芯片测试.......................................................................................................................25
三、制作遇到的问题....................................................................................................................26
1、pcb板加工误差问题.......................................................................................................26
2、值球的芯片不是很好用，老是卡住...............................................................................26
3、底板和中间板孔对不上...................................................................................................26
4、磁铁很难压入安装孔.......................................................................................................26
5、探针装入后尾部高低不平...............................................................................................26
6、安装磁铁不吸反而反弹...................................................................................................26
7、组装焊好后测试识别不到芯片.......................................................................................26
8、探针针头有点偏...............................................................................................................26

pcb版翻盖座焊接教程.pdf (1.16 MB, 下载次数: 3)

作者: liyf 时间: 2019-8-21 08:53
9、盖板太大，没法塞入到焊接轴
主要是加工批次不同，pcb锣机加工误差导致。请用小刀将盖板两边刮掉一部分。

10、塑料压片损坏
这个主要是没按组装流程进行，在焊接盖板那容易烫坏。还有个要注意就是不能让洗板水碰到塑料压片，会融化掉的。
压片损坏可以找个0.7～0.8mm的塑料片按芯片大小剪下，然后粘上双面胶就可以了。

作者: iopjklbnm 时间: 2019-8-23 21:08

好货好货

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