本文着重叙述镇江厂对铅粉生产线技术改造的主要项目及效果,据有关设计院的初步调查反映,其中以采用密闭管式螺旋输送机,垂直螺旋提升机输送铅粉,储粉斗内料位控制及试用气铲消除“架桥”现象等改革项目值得交流推广。编者希望有关制造厂也能将他们对于这道极易造成铅尘污染的主要工序的改革成果报道出来。 This article focuses on Zhenjiang plant on the lead powder production line technological transformation of the major projects and results, according to the preliminary survey of the Design Institute reflects the use of a closed tube screw conveyor, vertical screw elevator transport lead powder, powder hopper hopper level Control and pilot gas shovels to eliminate “bridging” phenomena such as the reform project worthy of exchange and promotion. The editors hope that the manufacturers concerned will also be able to report their achievements in the reform of the main process leading to lead dust pollution.