装载机或挖掘机在铲运挖掘泥土、石料或煤时,其铲斗(挖斗)斗齿受到较大的摩擦和冲击,磨损最快也最严重。斗齿磨损较为严重时,现在维修一般都采用更换新的斗齿。而斗齿磨损不很严重时,若一时又无备用斗齿时,可采用堆焊的方法来修复,以保证挖掘或铲运工作的正常运行。斗齿由斗齿 Loaders or excavators in the excavation of soil, stone or coal excavation, the bucket (bucket) bucket teeth subjected to greater friction and impact, wear the fastest and most serious. Tooth wear more serious, and now generally used to replace the new tooth repair. The fighting teeth wear is not very serious, if there is no spare teeth for a moment, the method can be used to repair the surfacing in order to ensure the normal operation of mining or shovel work. Teeth by bucket teeth