Drive Module Assembly
A direct-drive hub motor wheel with its own controller, steered by speed differencing. 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
3 top-level lines · 26 rows shown · 68 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Hub Motor 6 parts | security-patrol-robot-hub-motor | 1× | 1 | 48 | assembly |
| 1.1 | Stator Assembly 3 parts | stator-assembly | 1× | 1 | 3 | assembly |
| 1.1.1 | Stator Core (laminations) | stator-core | 1× | 1 | — | part |
| 1.1.2 | Copper Winding | copper-winding | 1× | 1 | — | part |
| 1.1.3 | Slot Insulation | stator-insulation | 1× | 1 | — | part |
| 1.2 | Rotor Assembly 4 parts | rotor-assembly | 1× | 1 | 19 | assembly |
| 1.2.1 | Rotor Shaft | rotor-shaft | 1× | 1 | — | part |
| 1.2.2 | Rotor Core | rotor-core | 1× | 1 | — | part |
| 1.2.3 | Neodymium Magnet | neodymium-magnet | 16× | 16 | — | part |
| 1.2.4 | Ball Bearing | ball-bearing | 1× | 1 | — | part |
| 1.3 | Neodymium Magnet | neodymium-magnet | 20× | 20 | — | part |
| 1.4 | Motor Housing | motor-housing | 1× | 1 | — | part |
| 1.5 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 1.6 | Hall Sensor | hall-sensor | 3× | 3 | — | part |
| 2 | Wheel Assembly 5 parts | wheel-assembly | 1× | 1 | 9 | assembly |
| 2.1 | Alloy Wheel | alloy-wheel | 1× | 1 | — | part |
| 2.2 | Tire | tire | 1× | 1 | — | part |
| 2.3 | TPMS Sensor | tpms-sensor | 1× | 1 | — | part |
| 2.4 | Lug Nut | lug-nut | 5× | 5 | — | part |
| 2.5 | Valve Stem | valve-stem | 1× | 1 | — | part |
| 3 | Motor Controller 5 parts | security-patrol-robot-motor-controller | 1× | 1 | 11 | assembly |
| 3.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 3.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 3.3 | Power MOSFET | mosfet | 6× | 6 | — | part |
| 3.4 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 3.5 | Connector | connector | 2× | 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 |