Haulage Unit
AssemblyElectric chainless drive at each end of the machine whose sprocket engages a rack on the conveyor, hauling the shearer along the face at up to 30 m/min. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Haulage Unit
6 top-level lines as of r100571| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Haulage Motor | longwall-shearer-haulage-motor | 1× | 1 | · | part |
| 2 | Haulage Gearbox | longwall-shearer-haulage-gearbox | 1× | 1 | · | part |
| 3 | Drive Sprocket | longwall-shearer-drive-sprocket | 1× | 1 | · | part |
| 4 | Trapping Shoe | longwall-shearer-trapping-shoe | 2× | 2 | · | part |
| 5 | Haulage Brake | longwall-shearer-haulage-brake | 1× | 1 | · | part |
| 6 | Encoder | encoder | 1× | 1 | · | part |