gearing-up,step-up gearing

It is believed that the growth in demand of paper industry will be reduced because of the influence of international and domestic economic situation.

通过从纤维原料成本和纸价两方面的分析,笔者认为从目前来看,造纸行业需求增速因国际及国内经济形势影响而降低,后期新增产能将给市场供需关系造成较大压力,行业高增长态势难以延续,利润增速势必放缓。

Based on the analysis of the short life of the bearings in the speed increaser of Morgan finishing unit and elastic spacers and breaking of input shafts,the transformation is made to the output and input shaft bearings and the related parts in the speed increaser,with the good results.

针对高线摩根精轧机组增速机轴承和弹性垫片使用寿命短,输入轴断轴等事故进行分析探讨,通过对增速机输出轴轴承、输入轴及相关配合零件的改造,取得较好的使用效果。

Characteristics and advantages of the modular traction drive accelerating toolholder developed by ourselves are introduced.

介绍了自行研制开发的模块化牵引驱动增速刀柄的特点和优势,基于模糊数学建立了增速刀柄性能的模糊综合评价模型,并对刀柄性能进行了综合评定。