Hoist Machinery Assembly
The winch that raises the bucket: a grooved drum driven by twin DC mill motors through a reduction gearbox, with a band brake to hold the load. 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 · 22 rows shown · 74 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Winch Drum | dragline-winch-drum | 1× | 1 | — | part |
| 2 | DC Mill Motor 6 parts | dragline-mill-motor | 2× | 2 | 28 | assembly |
| 2.1 | Stator Assembly 3 parts | stator-assembly | 1× | 2 | 3 | assembly |
| 2.1.1 | Stator Core (laminations) | stator-core | 1× | 2 | — | part |
| 2.1.2 | Copper Winding | copper-winding | 1× | 2 | — | part |
| 2.1.3 | Slot Insulation | stator-insulation | 1× | 2 | — | part |
| 2.2 | Rotor Assembly 4 parts | rotor-assembly | 1× | 2 | 19 | assembly |
| 2.2.1 | Rotor Shaft | rotor-shaft | 1× | 2 | — | part |
| 2.2.2 | Rotor Core | rotor-core | 1× | 2 | — | part |
| 2.2.3 | Neodymium Magnet | neodymium-magnet | 16× | 32 | — | part |
| 2.2.4 | Ball Bearing | ball-bearing | 1× | 2 | — | part |
| 2.3 | Copper Winding | copper-winding | 2× | 4 | — | part |
| 2.4 | Motor Housing | motor-housing | 1× | 2 | — | part |
| 2.5 | Ball Bearing | ball-bearing | 2× | 4 | — | part |
| 2.6 | Oil Seal | oil-seal | 1× | 2 | — | part |
| 3 | Reduction Gearbox 4 parts | dragline-reduction-gearbox | 1× | 1 | 12 | assembly |
| 3.1 | Gearbox Housing | gearbox-housing | 1× | 1 | — | part |
| 3.2 | Helical Gear Pair | gear-pair | 3× | 3 | — | part |
| 3.3 | Ball Bearing | ball-bearing | 6× | 6 | — | part |
| 3.4 | Oil Seal | oil-seal | 2× | 2 | — | part |
| 4 | Band Brake | dragline-band-brake | 1× | 1 | — | part |
| 5 | Ball Bearing | ball-bearing | 4× | 4 | — | 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 |