Drop Hammer Unit
AssemblyA 300 kg steel weight lifted about a metre by hydraulics and released to fall freely onto the post head. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drop Hammer Unit
6 top-level lines as of r175334| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Hammer Block | tractor-post-driver-hammer-weight | 1× | 1 | · | part |
| 2 | Striker Cap | tractor-post-driver-striker-cap | 1× | 1 | · | part |
| 3 | Lift Cylinder | tractor-post-driver-lift-cylinder | 1× | 1 | · | part |
| 4 | Lift Chain and Sheave | tractor-post-driver-lift-chain | 1× | 1 | · | part |
| 5 | Release Valve | tractor-post-driver-release-valve | 1× | 1 | · | part |
| 6 | Slide Pad | tractor-post-driver-slide-pad | 4× | 4 | · | part |