Drill Boom & Feed Assembly
The boom that positions the drill against the roof and the chain-driven feed that advances and retracts the drill steel under hydraulic thrust. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
5 top-level lines · 19 rows shown · 33 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Boom Structure | rb-boom-structure | 1× | 1 | — | part |
| 2 | Feed Frame | rb-feed-frame | 1× | 1 | — | part |
| 3 | Feed Chain | rb-feed-chain | 1× | 1 | — | part |
| 4 | Feed Motor 5 parts | rb-feed-motor | 1× | 1 | 26 | assembly |
| 4.1 | Stator Assembly 3 parts | stator-assembly | 1× | 1 | 3 | assembly |
| 4.1.1 | Stator Core (laminations) | stator-core | 1× | 1 | — | part |
| 4.1.2 | Copper Winding | copper-winding | 1× | 1 | — | part |
| 4.1.3 | Slot Insulation | stator-insulation | 1× | 1 | — | part |
| 4.2 | Rotor Assembly 4 parts | rotor-assembly | 1× | 1 | 19 | assembly |
| 4.2.1 | Rotor Shaft | rotor-shaft | 1× | 1 | — | part |
| 4.2.2 | Rotor Core | rotor-core | 1× | 1 | — | part |
| 4.2.3 | Neodymium Magnet | neodymium-magnet | 16× | 16 | — | part |
| 4.2.4 | Ball Bearing | ball-bearing | 1× | 1 | — | part |
| 4.3 | Motor Housing | motor-housing | 1× | 1 | — | part |
| 4.4 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 4.5 | Oil Seal | oil-seal | 1× | 1 | — | part |
| 5 | Boom Cylinder 2 parts | rb-boom-cylinder | 2× | 2 | 2 | assembly |
| 5.1 | Cylinder Barrel & Rod | rb-cylinder-barrel | 1× | 2 | — | part |
| 5.2 | O-Ring Set | oring-set | 1× | 2 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳Foxconn foxconn.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |