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哈尔滨制氧机厂工人,全国劳动模范孙茂松同志,通过生产实践设计、制造很多刀具,像机械夹固式车刀……等等。部分刀具本刊曾做过报道,这里仅介绍他改进的一种内孔滚压工具(见附图)。这种内孔滚压工具可用来代替精磨和研磨,加工出来的表面光洁度高达▽▽▽7~▽▽▽▽11。生产率提高约4~6倍。并且工具结构简单,操作也很方便。同时这种工具带有内润滑装置,无论在大车床或小车床上均可采用。
Harbin oxygen plant workers, national labor model Comrade Sun Mao-song, through the practice of production design, manufacture a lot of tools, such as mechanical clamp-type lathe ... ... and so on. Some tools have been reported in this article, here is only introduced to improve a kind of inner hole rolling tool (see photo). This hole rolling tool can be used to replace the grinding and grinding, machined surface finish up to ▽ ▽ ▽ 7 ~ ▽ ▽ ▽ ▽ Productivity increased about 4 to 6 times. And the tool structure is simple, the operation is very convenient. At the same time this tool with internal lubrication device, either in large lathe or car bed can be used.