Lock anchor withdrawing device of coal mine mining roadway

The utility model belongs to the technical field of anchor withdrawing locks, and particularly relates to a lock anchor withdrawing device of a coal mine mining roadway, which comprises an inner lock component, and an outer lock component is sleeved on the outer side wall of the inner lock component. The inner lock assembly comprises two inner lock sleeves, a clamping block is fixedly connected to one side of each inner lock sleeve, a connecting groove is formed in the other side of each inner lock sleeve, clamping assemblies are arranged on the two opposite sides of each connecting groove, the clamping assemblies are connected with the clamping blocks in a clamped mode, driving assemblies are arranged at the two ends of each inner lock sleeve, and the driving assemblies are in transmission connection with the clamping assemblies; the outer lock assembly comprises two outer lock sleeves, the outer side wall of the inner lock sleeve is sleeved with the outer lock sleeves, an insertion block assembly is arrange