The study of the excavator boom unilateral V-shaped groove welding process to solve the lack of penetration, cracks, slag and other welding defects in the welding process unilateral V-shaped groove that appears to improve the boom overall reliability.%通过对挖掘机动臂单边V形坡口焊接工艺的研究,解决了在焊接过程中单边V形坡口出现的未焊透、裂纹、夹渣等焊接缺陷,提高了动臂的整体可靠性。
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