扩大GJ45型焊管机产品规格的技术改造

TECHNICAL MODIFICATION AIMING AT PRODUCTMIX EXPANSIONOF GJ45 WELDPIPE MACHINE

运用新的成型工艺对ＧＪ４５型焊管机组进行技术改造，是提高焊管机性能和经济效益的有效方法。简介了该改造方案和孔型设计，以及技改后的使用效果。

Technical modification of the GJ45 Weldpipe Machine with a new forming process is an effective approach to improving performance and increasing production benefit of the said machine.The paper describes briefly the plan,groove design and result of the technical modification.