| 摘要 |
A bolting rig for inserting a rod into a surface, the bolting rig comprising a base, a feed frame movably coupled to the base, the feed frame having a first end and a second end and defining a longitudinal axis therebetween, a rotation unit coupled to the feed frame and configured to receive and rotate the rod, a pair of arms coupled to the feed frame and movable with the rotation unit relative to the base; and an actuator for moving the pair of arms between at least a first position and a second position, wherein in the first position the arms are configured to receive the rod between the arms, and in the second position the arms are configured to exert a gripping force on the rod. 4877120.1 (GHMatters) P94449AU.1 18Doc.13 aN int cc* e e |
