1.建議改用研二之內的新針進行鑽孔.且降低鑽孔孔數到1000~1200孔
2.增加進刀速及轉速
3.確認櫃司使用機台 SPINDLE 轉速是多少萬轉的.太低的轉速其切銷能力不好
就容易形成毛刺現象
From:
TGAsia [mailto:[log in to unmask]] On Behalf Of sungaixian_007
Sent: Wednesday, November 10, 2010
1:16 PM
To: [log in to unmask]
Subject: [TGAsia] 如何去掉孔内毛刺 ?
各位:
对于高厚径比软硬结合线路板的钻孔孔内毛刺如何能够去掉?
在钻孔暂时不能改善的前提下,有没有什么好的办法能够去掉孔内的毛刺?
板厚孔径比为9:1 ,钻孔孔径约0.25MM.
请各位赐教.
sunny
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