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白小姐六选一 > 资讯动态 > 技术资讯 >激光切割机怎么切出好的样品?

激光切割机怎么切出好的样品?

发表时间:2018-09-13   责任编辑:锦帛方激光   

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由于激光功率密度对切割速度影响很大,透镜焦长的选择是个重要问题。激光束聚焦后光斑大小与透镜焦长成正比,光束经短焦长透镜聚焦后光斑尺寸很小,焦点处功率密度很高,对材料切割很有利;但它的缺点是焦深很短,调节余量小,一般比较适用于高速切割薄型材料。由于长焦长透镜有较宽焦深,只要具有足够功率密度,比较适合切割厚工件。

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  当焦点处于合适位置时,割缝小、效率高,切割速度可获得好的切割结果。在大多数应用情况下,光束焦点调整到刚处于喷嘴下。喷嘴与工件表面间距一般为1.5mm左右。

白小姐六选一  ZAIJIGUANGYINGYONGGUOCHENGZHONG,CHANGCHANGPENGDAOJUJIAODENGWENTI,CHANGJIANQUEDINGJIAODIANWEIZHIDEJIANBIANFANGFAYOUSANZHONG:

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白小姐六选一  (2)XIEBANFA:YONGHECHUIZHIZHOUCHENGYIJIAODUXIEFANGDESULIAOBANSHIQISHUIPINGLADONG,XUNZHAOJIGUANGSHUDEJIAOXIAOCHUWEIJIAODIAN。

  (3)蓝色火花法:去掉喷嘴,吹空气,将脉冲激光打在不锈钢板上,使切割头从上往下运动,直至蓝色火花较大处为焦点。