Arm
AssemblySeven-DoF arm with frameless joint actuators at shoulder, elbow, and wrist. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Arm parts and their functions
3 top-level parts · 607 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Frameless Joint Actuator 7 parts | 4× | Shoulder/elbow/wrist drives |
| 2 | Arm Link | 2× | Upper arm + forearm links |
| 3 | Fastener Set | 1× | Bolts, nuts, and washers. |
3D model
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Bill of materials for Arm
3 top-level lines · 22 rows shown · 607 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Frameless Joint Actuator 7 parts | humanoid-robot-joint-actuator | 4× | 4 | 151 | assembly |
| 1.1 | Frameless BLDC Motor 5 parts | humanoid-robot-frameless-motor | 1× | 4 | 50 | assembly |
| 1.1.1 | Stator Assembly 3 parts + deeper › | stator-assembly | 1× | 4 | 3 | assembly |
| 1.1.2 | Rotor Assembly 4 parts + deeper › | rotor-assembly | 1× | 4 | 19 | assembly |
| 1.1.3 | Neodymium Magnet | neodymium-magnet | 24× | 96 | · | part |
| 1.1.4 | Copper Winding | copper-winding | 1× | 4 | · | part |
| 1.1.5 | Hall Sensor | hall-sensor | 3× | 12 | · | part |
| 1.2 | Harmonic Reducer 4 parts | humanoid-robot-harmonic-reducer | 1× | 4 | 4 | assembly |
| 1.2.1 | Wave Generator | humanoid-robot-wave-generator | 1× | 4 | · | part |
| 1.2.2 | Flexspline | humanoid-robot-flexspline | 1× | 4 | · | part |
| 1.2.3 | Circular Spline | humanoid-robot-circular-spline | 1× | 4 | · | part |
| 1.2.4 | Ball Bearing | ball-bearing | 1× | 4 | · | part |
| 1.3 | Encoder | encoder | 1× | 4 | · | part |
| 1.4 | Joint Torque Sensor | humanoid-robot-torque-sensor | 1× | 4 | · | part |
| 1.5 | Gate Driver Board 3 parts | gate-driver-board | 1× | 4 | 87 | assembly |
| 1.5.1 | Bare PCB | pcb-bare | 1× | 4 | · | part |
| 1.5.2 | Gate Driver IC | gate-driver-ic | 6× | 24 | · | part |
| 1.5.3 | SMD Passive (R/C/L) | smd-passives | 80× | 320 | · | part |
| 1.6 | Power MOSFET | mosfet | 6× | 24 | · | part |
| 1.7 | Ball Bearing | ball-bearing | 2× | 8 | · | part |
| 2 | Arm Link | humanoid-robot-arm-link | 2× | 2 | · | part |
| 3 | Fastener Set | fastener-set | 1× | 1 | · | part |
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Where the arm is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work| 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 |