山海关机务大队九连二班革命工人,遵照伟大领袖毛主席关于“大搞技术革新和技术革命”的伟大教导,动脑筋想办法,深挖检修工具革新潜力,最近制成内燃机车大油封飞轮法兰拔出压入器。以前,拔飞轮法兰先要用天车将柴油机吊出车外,然后再用笨重的风动油压机拔大法兰。法兰并不大,但工作量很大,拔一 In accordance with the great teachings of great leader Chairman Mao on “making major innovations in technology and technology revolution”, Shanhaiguan’s mechanized brigade of Mount Qomolangma is working hard to find ways to thoroughly tap the innovative potentials of maintenance tools. Recently, it has made a large oil seal flywheel method for diesel locomotives. Pull out the extractor. In the past, the first pull flywheel flange crane will be used to lift the diesel engine out of the car, and then heavy bulky pneumatic hydraulic pull large flange. Flange is not large, but heavy workload, pull one