机械工人(冷加工)59年1期31页介绍了上海中华造船厂仇炎康同志报导的“插床上用的抬刀装置”。我们在加工薄板轧机中的φ1200毫米内齿轮外套时,对该文所介绍的装置作了进一步的改进(如附图所示)。图示的抬刀装置是由插工兪启(光日)同志在工段长的帮助下,利用料头制成的。经使用证明,效果很好。这种抬刀装置除保留 Mechanical Workers (Cold Working) 59 1 1 Page 31 The article describes the “lift-knife device used for inserting a bed” reported by Comrade You Yan Kang, Shanghai China Shipyard. In the processing of φ1200 mm inner gear coat in sheet metal rolling mill, we made further improvement on the device introduced in this paper (as shown in the figure). The illustrated knapsack lift device is made by using the material head with the help of the construction section commander by the pluggable worker. The use of proof, the effect is very good. This type of lifting device except reserved