| 摘要 |
PROBLEM TO BE SOLVED: To provide a slope work vehicle capable of drilling a lock bolt insertion hole orthogonal to a slope surface at right and left locations of a worked portion, without moving the work vehicle body right and left.SOLUTION: A slope work vehicle 1 includes: a work vehicle body 3; a tire fitting part 4 provided on right and left portions of the work vehicle body 3; a tire fitting part expansion/contraction mechanism 5 capable of expanding/contracting the tire fitting part 4 to suit a width of a slope frame; a tire 7 installed at front and rear portions of the right and left tire fitting parts 4, respectively through a cylinder 6 that may be expanded/contracted in a vertical direction; a winch 8 fitted on the work vehicle body 3; an arm 9 provided rotatably in right-left direction on the work vehicle body 3; a support platform 10 provided rotatably in the right-left direction at a tip part of the arm 9; a guide shell fitting part 11 provided rotatably in the vertical direction on the support platform 10; a guide shell 12 fixed on the guide shell fitting part 11; and a drilling device 13 provided movably in a front-rear direction on the guide shell 12.SELECTED DRAWING: Figure 1 |
