圆柱滚子轴承润滑油孔加工方法及模具的改进

摘要

针对原有圆柱滚子轴承润滑油孔的加工方法及模具存在的问题，对其进行了改进，大大提高了加工精度和效率。%For the existing problems of the original cylindrical roller bearing lubricating oil hole machining methods and the mould, they were improved to greatly increase the machining accuracy and efficiency.