Mechanical excavation device for violently or strongly sanded dolomite

The utility model provides a mechanical digging device for violently or strongly sandy dolomite, which comprises a digging bucket, bucket teeth are distributed and fixedly connected at the front end of the digging bucket, digging teeth are further distributed and fixed on the back surface and/or two sides of the digging bucket, and the digging teeth are of bucket tooth-like structures. The utility model aims to solve the problems of low efficiency and tedious operation of the existing drama (intense) dolomite excavation. Belongs to the technical field of tunnel construction. 本实用新型提供一种剧烈或强烈砂化白云岩机械开挖装置，包括挖斗，挖斗的前端分布固定连接有斗齿，挖斗的背面和/或两侧还分布固定有挖齿，所述挖齿为类斗齿结构。以解决目前剧(强)烈白云岩开挖效率低下，操作繁琐的问题。属于隧道施工技术领域。