由于磨损、腐蚀等一系列因素的影响,机械零件常出现各种形式的损坏,设备维护工作的一大重点和难点问题就是修复受损零件。主要对露天采矿设备机械的齿轮类、轴类、轴承类以及焊接结构件等几类比较常见设备零件的损坏形式及相应的修复对策进行阐述。 Due to a series of factors such as abrasion and corrosion, mechanical parts often appear in various forms of damage. One of the most important and difficult problems in equipment maintenance work is to repair damaged parts. Mainly on the open-pit mining machinery and equipment gears, shafts, bearings and welding structures and other types of more common parts of the damage form and the corresponding repair measures are described.