大马力履带推土机行走机构在大负荷与承受一定冲击和严重磨损条件下服役,其中销套、链轨节、履带板、支重轮和驱动轮极量损坏。通过攻关,合理的用材、正确的热处理工艺,寿命得到显著的提高。本文着重介绍攻关组在工地实际试验的结果。 Large horsepower track bulldozers running agencies in a large load and bear a certain impact and severe wear and tear service conditions, including pin sets, track section, track shoes, track rollers, and a significant amount of damage to the drive wheels. Through research, reasonable materials, the right heat treatment process, life expectancy has been significantly improved. This article focuses on the results of the actual test of the research group at the site.