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防止鈑金焊接變形的方法

發(fā)布日期:2021-04-16 20:17:09 作者:admin 點(diǎn)擊:1476


 

1.焊接前,使用固定裝置固定焊件,以免變形。

2.使用較小直徑的電極和較小的電流;

3.嘗試改變焊接順序,分析并使用合理的焊接順序;

4.使用滲透力焊接材料低;

5.減少焊縫之間的縫隙,減少開(kāi)槽程度;

6.避免過(guò)度冷卻;

7.注意焊接尺寸,不要使焊縫過(guò)大;

 8.注意防止變形的固定措施。

鈑金焊接的注意事項

當然,不同的母版可能會(huì )有更多不同的方法。另外,下面的深圳鈑金加工將為您介紹鈑金焊接過(guò)程的一些預防措施,希望對您有所幫助。

1、焊縫光滑,魚(yú)鱗狀。

2、焊接工件后,應使用砂布再次打磨外觀(guān)。不應有手感的刺和拐角;不得有焊渣,焊點(diǎn),毛刺等,焊縫應平整。

確保工件的邊緣和表面齊平,包括工件上開(kāi)口邊緣的垂直平行度。

3、箱形工件平面上的焊縫不應高于平面。原則上,它應該能夠在抹上膩子后掩蓋,并且看不到焊縫。

4、在噴涂工件之前,應清除銹層,氧化皮,焊渣和其他碎屑。

5、對于旋轉零件,尤其是焊接后不再加工的平面,在焊接過(guò)程中必須嚴格保護它們,以防止電弧損壞或焊渣損壞,并且在均勻焊接的前提下不能隨意打磨焊縫。

6、對于焊接后需要進(jìn)行藍焊和電鍍的鈑金件,在焊接完成且滿(mǎn)足相關(guān)要求后,進(jìn)行均勻的噴砂處理。


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