Drill Boom
AssemblyArticulated hydraulic boom that positions and aligns the feed beam anywhere on the face while keeping it parallel for straight, parallel blast holes. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drill Boom
6 top-level lines as of r143637| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Boom Arm | rock-drill-jumbo-boom-arm | 1× | 1 | · | part |
| 2 | Boom Lift Cylinder | rock-drill-jumbo-lift-cylinder | 2× | 2 | · | part |
| 3 | Boom Swing Cylinder | rock-drill-jumbo-swing-cylinder | 2× | 2 | · | part |
| 4 | Feed Rollover Actuator | rock-drill-jumbo-rollover-actuator | 1× | 1 | · | part |
| 5 | Boom Angle Sensing 3 parts | rock-drill-jumbo-boom-sensors | 1× | 1 | 0 | assembly |
| 6 | O-Ring Set | oring-set | 4× | 4 | · | part |