[問題] 雷射切割造成薄板變形?
各位前輩好,近日因繪製託外加工一板金蓋板
尺寸為760x1500x1.2mm,材質為ss41 ,形狀大致上為一個蓋子這樣
http://imgur.com/4EBhG9r
個人sw板金繪製還不太熟悉,故先用一般長料繪製,請見諒
加工方式為 雷射切割->焊接四角落
因成品進廠後發現蓋板有變形狀況(無法貼平,有翹取情形),但因成品尺寸與圖面皆相符
圖面上也沒標註說要保持平整,所以也無法退件...
因自己對加工尚在學習,想請問各位此變形是雷切造成的嗎?或是材料問題?
如是,該如何克服?
自己是想過用水切割,較無熱變形可能?
還是說雷射切割完後 請製造商壓平 再進行焊接 ?
或許是一個很簡單的問題,但還請版上前輩指點,非常謝謝各位
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