落地式铣镗床主轴密封结构改进设计

摘要

介绍了常见的镗床主轴密封结构及其原理,细致分析了一种落地式铣镗床主轴密封结构,找出了其不足之处,并论述了改进设计方法.%This Paper introduces the usual structure and principle of boring machine main shaft seal. It also analyzes a kind of CNC floor-type boring-milling machine main shaft seal in detail, finds out the deficiency, and provides the improvement measures.